1003:
515:
401:
1137:
296:
45:
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1013:
277:(CAA) issued a production certificate for the Model 360. United Helicopters began producing the Model 360 as the UH-12. In 1949, the UH-12 became the first helicopter to make a transcontinental flight from California to New York. When Hiller upgraded the engine and the rotor blades, the company designated the new model as the UH-12A. The UH-12A would be adopted by both the French and United States militaries, as well as being used by civil commercial operators in several countries.
753:
246:. It was an important early helicopter and was widely used internationally, in U.K. service it was called the Hiller HT Mk 1 and Mk 2, and the U.S. Navy also used it as the HTE-1 for training. It was sold commercially as the UH-12 (This was a company designation not military), though some military operators used the company designation. Some later models were designed for turbine power, and a version with 4-seats was also sold. In Canada, UH-13E served the military as the
687:
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409:
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Original production model for the U.S. Army, powered by a six cylinder fan-cooled
Franklin 6V4-178-B33 engine with a maximal power of 178hp at 3000 rpm. The main rotor blades (produced by the Parsons Industries Inc.) are of solid wood laminations. The body of the blade is in fact essentially made up
326:
The Raven used Hiller's "Rotor-Matic" cyclic control system, with two small servo rotor paddles offset 90 degrees to the main rotor blades. The paddles were attached to the control column, so that movement of the column would cause the pitch of the servo paddles to change, loading the main rotor
539:
of numerous strip and block wooden laminations designed to provide a strong but highly flexible blade. The entire blade surface is covered with fiberglass cloth with the leading edge covered with an additional stainless steel sheet. The tail rotor is of all metal construction.
327:
blade so that the desired cyclic changes to the rotor occurred. The OH-23 had a top speed of 97 mph (156 km/h; 84 kn). The Raven had a two-bladed main rotor, a metal two-bladed tail rotor. Both the OH-23B and the OH-23C were powered by one
231:), which was first flown in 1948. Initially it was a two-place helicopter powered by a piston engine that entered service in the late 1940s, it went on to be a popular military and civilian light helicopter in the late 20th century.
444:
H-23A with skid/wheel undercarriage and 200 hp (149 kW) O-335-6 engine (some later re-engined with a 250 hp VO-435-23B), re-designated OH-23B in 1962, 273 built for the U.S. Army and 81 for military
2730:
2394:
384:
The Royal Navy's No. 705 Training
Squadron used Hiller HTE-2s for several years from 1953 and later operated Hiller 12E's for many further years as its basic helicopter trainer based at
5189:
4696:
3785:
274:
1314:
4857:
1136:
1002:
5184:
381:
on the XM1 armament subsystem or twin M60C 7.62 mm machine guns on the M2 armament subsystem. The XM76 sighting system was used for aiming the guns.
5194:
4689:
1859:
3161:
2247:
469:
Model UH-12E-4, four-seat model with 25-inch cabin extension and a 305 hp VO-540-A1B engine, redesignated OH-23F in 1962, 22 built for U.S. Army.
5179:
2380:
457:
H-23C with new rotor, transmission and 250 hp (187 kW) Lycoming VO-435-23B engine, 348 built for U.S. Army. Re-designated OH-23D in 1962.
2193:
3778:
481:
U.S. Navy version of the Model UH-12A with
Franklin O-335 engine, two-seater with dual controls, and wheeled tricycle undercarriage, 17 built.
5199:
4682:
2171:
2156:
2135:
2104:
32:
4269:
4006:
284:
in the Korean war; a lot of hard won lessons resulted in the B model, the UH-13B and production capacity greatly increased in this period.
2948:
1833:
451:
Model UH-12C with three-seat cabin, one-piece canopy and metal rotor blades, 145 built for the U.S. Army. Re-designated OH-23C in 1962.
4535:
3916:
2621:
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88:
66:
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4626:
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version carried two external skid-mounted litters or pods. The Raven saw service as a scout during the early part of the
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350:-9A six-cylinder, horizontally opposed, air-cooled 305 hp (227 kW) engine. The OH-23G could seat three. The
5096:
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3275:
234:
A Hiller UH-12 was the first helicopter to make a transcontinental flight across the USA, in 1949. It served in the
4555:
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2508:
609:
Four-seat civilian version (pilot in front, with back seat for three passengers). United States Army designation
555:
Three-seat version, equipped with wood rotor blades and one-piece 'goldfish bowl' canopy. U.S. Army designation
3763:
5174:
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4335:
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59:
53:
438:-4 piston engine and two-seat cockpit, 100 built for the U.S. Army and 5 for evaluation by the U.S. Air Force.
1882:
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70:
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1997:
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2968:
2938:
2830:
2696:
2651:
2332:
1186:
1125:
1066:
765:
743:
428:
One Model UH-12A, modified with two-seat cabin and 178 hp
Franklin engine for U.S. Army evaluation.
371:
165:
4674:
527:
5101:
5066:
4983:
4948:
4754:
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1103:
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363:
359:
351:
266:
228:
161:
139:
874:
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1837:
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3204:
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2100:
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1469:
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1044:
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374:
in August 1969 it was shot down and the crew were kept prisoner until released on
December 2.
110:
5141:
5131:
4824:
4791:
4565:
4406:
4076:
3996:
3025:
3012:
2999:
2888:
2544:
2483:
787:
281:
1401:
1352:
257:, took over support of some UH-12 variants in the 1970s, and later became Rogerson Hiller.
5071:
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5036:
4953:
4938:
4918:
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4186:
3689:
3461:
3417:
3285:
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270:
143:
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3707:
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3139:
3047:
2861:
2835:
2686:
2666:
2641:
2534:
2473:
2079:
1976:
1059:
518:
Hiller UH-12A (Hiller 360) in 1955 when used as a crop spraying demonstrator in
England
435:
408:
347:
339:
328:
239:
2110:"Pentagon Over the Islands: The Thirty-Year History of Indonesian Military Aviation".
1189:
6-cylinder air-cooled horizontally-opposed piston engine, 250 hp (190 kW)
303:
The H-23 Raven performed as a utility, observation, and MedEvac helicopter during the
273:) developed the prototype Model 360X helicopter. A year later, on 14 October 1948 the
5168:
5121:
4814:
4786:
4744:
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4391:
4386:
4345:
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3105:
2893:
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2769:
2661:
2596:
2581:
2539:
2478:
1493:
1402:"Hiller 360 / UH-12 / OH-23 helicopter - development history, photos, technical data"
1353:"Hiller 360 / UH-12 / OH-23 helicopter - development history, photos, technical data"
1302:
1297:
1086:
699:
2077:
Elliot, Bryn (March–April 1997). "Bears in the Air: The US Air Police
Perspective".
2041:
581:
Turbine-powered version of the UH-12E, fitted with an
Allison 250 turboshaft engine.
522:
5051:
5041:
4933:
4923:
4898:
4727:
4586:
4091:
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2463:
2458:
2453:
2448:
2443:
2438:
2327:
2311:
1208:
802:
223:
based on the Hiller Model 360. The Model 360 was designated by the company as the
475:
Three-seat dual control version of H-23F, redesignated OH-23G in 1962, 793 built.
3072:
2933:
2601:
2342:
1018:
989:
923:
355:
243:
2220:
1460:
5076:
4958:
3059:
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2611:
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2503:
2390:
1768:
1622:
1257:
1071:
304:
235:
220:
169:
2186:
2119:
2088:
1930:
4621:
4441:
4166:
4131:
2656:
2549:
2488:
846:
824:
643:
2210:
597:
342:
engine and a more reliable transmission. Most OH-23Ds were replaced by the
17:
5061:
4943:
4819:
4809:
4776:
4764:
4411:
4011:
3194:
2953:
2883:
2752:
1037:
945:
736:
389:
2177:
Vetter, Frank (2005). "Debrief: German Border Police 50th anniversary".
1462:
Scenes from an
Unfinished War: Low intensity conflict in Korea 1966–1969
4771:
1292:
1118:
670:
565:
Improved version of the H-23C for the U.S. Army. U.S. Army designation
320:
1904:
1902:
1720:
1718:
1716:
1663:
1661:
1135:
319:, all later models featured the "Goldfish bowl" canopy similar to the
901:
868:
780:
692:
1001:
873:
714:
596:
521:
513:
487:
U.S. Navy version of H-23B with
Franklin O-335-6 engine, 35 built.
407:
399:
294:
1492:
This article incorporates text from this source, which is in the
370:. When a Raven of the 59th Aviation Company strayed north of the
967:
4839:
4678:
3767:
3143:
2362:
2229:
38:
346:, the most common version of the Raven, with a more powerful
315:
was used as a primary helicopter trainer. Beginning with the
613:. VO-540 powered. Conversion kit available for E-12 models.
253:
Hiller was taken over by Fairchild in 1964. A new company,
219:
is a two, three, or four-place, military light observation
2404:
Numerical sequence used by USAAC/USAAF/USAF 1941–present;
545:
Training version for the U.S. Navy. U.S. Navy designation
434:
Initial production version with 178 hp (133 kW)
280:
The helicopter began production in the late 40s and had a
1971:
1969:
404:
Royal Navy Hiller HTMk1 (HTE-2) of 705 Squadron in 1953
2221:
UH-12 & Stanley Hiller at United Helicopter's site
493:
Royal Navy designation for 20 former U.S. Navy HTE-2s.
287:
It was produced until 1965, with over 2,000 produced.
1571:
1569:
1436:
The Forgotten Hero of My Lai: The Hugh Thompson Story
4992:
4874:
4800:
4713:
4645:
4579:
4523:
4502:
4471:
4450:
4359:
4308:
4212:
4205:
3802:
3734:
3716:
3698:
3680:
3657:
3650:
3628:
3610:
3592:
3574:
3567:
3535:
3517:
3499:
3481:
3474:
3452:
3434:
3416:
3409:
3387:
3380:
3338:
3320:
3302:
3284:
3266:
3259:
3237:
3230:
3203:
3185:
3178:
3093:
2992:
2803:
2740:
2729:
2517:
2426:
2417:
2320:
2289:
2268:
2073:. London: Sampson Low, Marston & Co. Ltd, 1953.
1287:
Aircraft of comparable role, configuration, and era
205:
197:
189:
184:
176:
157:
149:
133:
125:
120:
103:
30:"OH 23" redirects here. The term may also refer to
1585:A.C. Bass (November 1960). "E-4 "Station Wagon"".
1542:
1540:
307:. Model numbers ranged A through D, F and G. The
1623:"Policia de la Provincia de Buenos Aires UH-12E"
2026:
2024:
1438:(Rev ed.). Acadian House. pp. 69–66.
299:HTE-1 of the U.S. Navy, used for training, 1950
1521:
1519:
1517:
1515:
1513:
1511:
1315:List of military aircraft of the United States
1006:UH-12B at the Swiss Air Force Museum DĂĽbendorf
505:Canadian military designation for the UH-12Es.
5190:1940s United States military utility aircraft
4851:
4690:
3779:
3155:
2374:
2241:
2211:Hiller Helicopters on Helicopter History Site
2128:Vertical Challenge: The Hiller Aircraft Story
619:Four-seat turbine-powered production version.
575:Three-seat dual-control version of the H-23D.
8:
1140:3-view line drawing of the Hiller H-23 Raven
625:Lengthened version with wider cabin windows.
1342:. New York: Barnes & Noble Books, 1998.
1340:The Complete Encyclopedia of World Aircraft
4858:
4844:
4836:
4697:
4683:
4675:
4209:
3786:
3772:
3764:
3654:
3571:
3478:
3413:
3384:
3263:
3234:
3182:
3162:
3148:
3140:
2737:
2423:
2381:
2367:
2359:
2248:
2234:
2226:
2142:United States Military Aircraft since 1909
1147:United States Military Aircraft since 1909
100:
2216:Hiller Helicopter Owners and Pilots Forum
2147:Swanborough, Gordon and Bowers, Peter M.
89:Learn how and when to remove this message
2166:(fourth edition). London: Putnam, 1978.
2151:(second edition). London: Putnam, 1976.
366:played a crucial role in curtailing the
52:This article includes a list of general
3797:post-1968 unified aircraft designations
2140:Swanborough, F.G. and Bowers, Peter M.
2071:Jane's All the World's Aircraft 1953–54
2042:"The Incomplete Guide to Airfoil Usage"
1931:"Royal Navy Fleet Air Arm UH-12B HTE-2"
1468:. Diane Publishing Co. pp. 107–9.
1331:
1237:197 mi (317 km, 171 nmi)
1231:82 mph (132 km/h, 71 kn)
1225:95 mph (153 km/h, 83 kn)
593:New turbine-powered production version.
2149:United States Navy Aircraft since 1911
1485:from the original on 7 September 2021.
1952:"World Helicopter Market 1968 pg. 59"
1910:"World Helicopter Market 1968 pg. 55"
1836:. armstrade.sipri.org. Archived from
1812:"World Helicopter Market 1968 pg. 54"
1747:"World Helicopter Market 1968 pg. 53"
1726:"World Helicopter Market 1968 pg. 52"
1690:"World Helicopter Market 1968 pg. 51"
1669:"World Helicopter Market 1968 pg. 50"
338:was a purely military version with a
7:
1167:9 ft 9.5 in (2.985 m)
881:H-23A (model UH-12A), Jerusalem 1952
499:UH-12Es for Royal Navy. 21 supplied.
311:had a sloping front windshield. The
2018:Swanborough and Bowers 1963, p.276.
1546:Swanborough and Bowers 1976, p.440.
1534:Swanborough and Bowers 1963, p.274.
1195:35 ft 5 in (10.80 m)
377:The Raven could be armed with twin
5185:United States military helicopters
1201:985 sq ft (91.5 m)
587:New three-seat production version.
362:in early 1968. A Raven piloted by
58:it lacks sufficient corresponding
33:Ohio's 23rd congressional district
25:
5195:Single-engined piston helicopters
2393:designations, Army/Air Force and
2164:British Naval Aircraft since 1912
2099:. Shrewsbury, UK: Airlife, 1990.
3173:helicopter designations pre-1962
2181:. Vol. 17. pp. 20–21.
1487:
1320:List of most produced rotorcraft
1260:
1249:1,050 ft/min (5.3 m/s)
1111:
1079:
1052:
1030:
1011:
982:
960:
938:
916:
894:
861:
839:
817:
795:
773:
751:
729:
707:
685:
663:
636:
109:
43:
5180:1940s United States helicopters
3475:Helicopter, Transport 1944-1962
2083:. No. 68. pp. 46–51.
1998:"World Air Forces 1975 pg. 314"
1769:"Koninklijke Luchtmacht UH-12E"
2179:International Air Power Review
1790:"World Air Forces 1987 pg. 77"
1601:"World Air Forces 1987 pg. 40"
656:Buenos Aires Provincial Police
1:
3651:Helicopter, Utility 1950-1962
3410:Helicopter, Trainer 1948-1962
2097:U.S. Army Aircraft since 1947
1563:. Retrieved 15 November 2009.
1243:13,200 ft (4,000 m)
1179:2,700 lb (1,225 kg)
379:M37C .30-caliber machine guns
358:before being replaced by the
129:Multipurpose light helicopter
5200:Aircraft first flown in 1948
3568:Helicopter, Utility pre-1949
3381:Helicopter, Trainer pre-1948
2408:1948–1956 and 1962–present;
1834:"US→South Korea (1966-1967)"
601:Hiller UH-12E-4, four seater
1977:"The H-23 Raven Helicopter"
1424:Bridgman 1953, pp. 240–241.
1173:1,816 lb (824 kg)
931:Royal Netherlands Air Force
275:Civil Aeronautics Authority
27:Family of light helicopters
5216:
3179:Helicopter, Anti-submarine
29:
5155:
4665:
4503:Search & Rescue (CSR)
3130:
2402:
1860:"South Korean Army OH-23"
108:
2321:Experimental helicopters
2112:Air Enthusiast Quarterly
1281:Fairchild Hiller FH-1100
463:Model UH-12E, not bought
4869:helicopter designations
4708:helicopter designations
4706:Royal Thai Armed Forces
3260:Helicopter, Observation
2418:Army/Air Force sequence
2144:. London: Putnam, 1963.
2046:m-selig.ae.illinois.edu
1459:Bolger, Daniel (1991).
1152:General characteristics
651:Argentine Army Aviation
73:more precise citations.
1434:Angers, Trent (2014).
1298:Schweizer (Hughes) 300
1141:
1132:Specifications (H-23D)
1007:
997:Republic of Korea Army
882:
602:
531:
519:
413:
405:
300:
3795:Canadian Armed Forces
2130:. AuthorHouse. 2003.
1575:Thetford 1978, p.400.
1139:
1005:
877:
600:
525:
517:
412:U.S. Army H-23B Raven
411:
403:
298:
4867:Spanish Armed Forces
4803:(Mapping helicopter)
2731:Tri-Service sequence
2518:Prefix H-, 1948–1962
2427:Prefix R-, 1941–1948
2290:Military helicopters
2030:Harding 1990, p.143.
1557:Hiller HTE-2 'Raven'
1525:Harding 1990, p.142.
1505:Harding 1990, p.141.
1193:Main rotor diameter:
1094:Columbia Helicopters
953:Paraguayan Air Force
854:Indonesian Air Force
832:Guatemalan Air Force
526:A civilian UH-12 at
2741:1962 redesignations
2114:(2): 154–162. n.d.
2069:Bridgman, Leonard.
1887:www.heli-archive.ch
1646:. canadianwings.com
1382:www.heli-archive.ch
1275:Related development
1187:Lycoming VO-435-23B
1177:Max takeoff weight:
1126:Uruguayan Air Force
1067:Bristow Helicopters
766:Dominican Air Force
744:Colombian Air Force
360:Hughes OH-6A Cayuse
291:Operational history
242:forces and also in
166:Colombian Air Force
121:General information
115:Hiller OH-23G Raven
2993:Alternate sequence
2261:United Helicopters
2095:Harding, Stephen.
2000:. flightglobal.com
1954:. flightglobal.com
1814:. flightglobal.com
1792:. flightglobal.com
1749:. flightglobal.com
1710:Vesser 2005, p. 20
1692:. flightglobal.com
1603:. flightglobal.com
1142:
1104:United States Navy
1099:United States Army
1008:
975:Peruvian Air Force
883:
759:Dominican Republic
678:Bolivian Air Force
603:
532:
520:
414:
406:
364:Hugh Thompson, Jr.
340:Lycoming O-435-23C
301:
267:United Helicopters
229:United Helicopters
217:Hiller OH-23 Raven
162:United States Army
140:United Helicopters
5162:
5161:
5107:HD.21/HT.21/HU.21
5077:HA.15/HE.15/HR.15
5000:
4882:
4833:
4832:
4672:
4671:
4661:
4660:
4646:Experimental (CX)
3761:
3760:
3757:
3756:
3646:
3645:
3563:
3562:
3470:
3469:
3405:
3404:
3376:
3375:
3255:
3254:
3231:Helicopter, Crane
3226:
3225:
3137:
3136:
3126:
3125:
2725:
2724:
2356:
2355:
2269:Civil helicopters
2172:978-0-370-30021-4
2157:978-0-370-10054-8
2136:978-0-7596-3398-8
2105:978-1-85310-102-1
2040:Lednicer, David.
1045:Royal Thai Police
909:Mexican Air Force
887:Israeli Air Force
879:Israeli Air Force
810:Bundesgrenzschutz
722:Chilean Air Force
213:
212:
198:Introduction date
99:
98:
91:
16:(Redirected from
5207:
5033:
5028:
5018:
4998:
4880:
4860:
4853:
4846:
4837:
4699:
4692:
4685:
4676:
4451:Observation (CO)
4210:
4193:
4183:
4173:
4153:
4138:
4113:
4088:
4073:
3823:
3788:
3781:
3774:
3765:
3655:
3572:
3479:
3414:
3385:
3264:
3235:
3183:
3164:
3157:
3150:
3141:
2965:
2804:New designations
2738:
2718:
2713:
2683:
2673:
2424:
2383:
2376:
2369:
2360:
2250:
2243:
2236:
2227:
2190:
2162:Thetford, Owen.
2123:
2092:
2057:
2056:
2054:
2052:
2037:
2031:
2028:
2019:
2016:
2010:
2009:
2007:
2005:
1994:
1988:
1987:
1985:
1984:
1973:
1964:
1963:
1961:
1959:
1948:
1942:
1941:
1939:
1937:
1927:
1921:
1920:
1918:
1917:
1906:
1897:
1896:
1894:
1893:
1881:Bazzani, Mario.
1878:
1872:
1871:
1869:
1867:
1856:
1850:
1849:
1847:
1845:
1840:on 14 April 2010
1830:
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1823:
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1808:
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1701:
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1526:
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1506:
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1497:
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1467:
1456:
1450:
1449:
1431:
1425:
1422:
1416:
1415:
1413:
1412:
1406:www.aviastar.org
1398:
1392:
1391:
1389:
1388:
1376:Bazzani, Mario.
1373:
1367:
1366:
1364:
1363:
1357:www.aviastar.org
1349:
1343:
1336:
1270:
1265:
1264:
1263:
1241:Service ceiling:
1218:
1199:Main rotor area:
1154:
1117:
1115:
1114:
1085:
1083:
1082:
1058:
1056:
1055:
1036:
1034:
1033:
1017:
1015:
1014:
988:
986:
985:
966:
964:
963:
944:
942:
941:
922:
920:
919:
900:
898:
897:
867:
865:
864:
845:
843:
842:
823:
821:
820:
801:
799:
798:
788:French Air Force
779:
777:
776:
757:
755:
754:
735:
733:
732:
713:
711:
710:
691:
689:
688:
669:
667:
666:
642:
640:
639:
113:
101:
94:
87:
83:
80:
74:
69:this article by
60:inline citations
47:
46:
39:
35:
21:
5215:
5214:
5210:
5209:
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5206:
5205:
5204:
5175:Hiller aircraft
5165:
5164:
5163:
5158:
5151:
5031:
5026:
5016:
4997:
4988:
4879:
4870:
4864:
4834:
4829:
4802:
4796:
4715:
4709:
4703:
4673:
4668:
4657:
4641:
4575:
4519:
4498:
4467:
4446:
4360:Helicopter (CH)
4355:
4304:
4201:
4191:
4181:
4171:
4151:
4136:
4111:
4086:
4071:
3821:
3804:
3798:
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3762:
3753:
3730:
3712:
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3676:
3642:
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3513:
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2419:
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2254:
2202:
2194:OH-23 Factsheet
2176:
2109:
2076:
2066:
2061:
2060:
2050:
2048:
2039:
2038:
2034:
2029:
2022:
2017:
2013:
2003:
2001:
1996:
1995:
1991:
1982:
1980:
1975:
1974:
1967:
1957:
1955:
1950:
1949:
1945:
1935:
1933:
1929:
1928:
1924:
1915:
1913:
1908:
1907:
1900:
1891:
1889:
1883:"Hiller UH-12B"
1880:
1879:
1875:
1865:
1863:
1858:
1857:
1853:
1843:
1841:
1832:
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1637:
1627:
1625:
1621:
1620:
1616:
1606:
1604:
1599:
1598:
1594:
1587:Flying Magazine
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1433:
1432:
1428:
1423:
1419:
1410:
1408:
1400:
1399:
1395:
1386:
1384:
1378:"Hiller UH-12B"
1375:
1374:
1370:
1361:
1359:
1351:
1350:
1346:
1338:Donald, David.
1337:
1333:
1328:
1268:Aviation portal
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1010:
983:
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939:
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917:
915:
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893:
862:
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840:
838:
818:
816:
796:
794:
774:
772:
752:
750:
730:
728:
708:
706:
686:
684:
664:
662:
637:
635:
632:
512:
422:
416:
398:
368:My Lai Massacre
293:
271:Hiller Aircraft
269:(later renamed
263:
255:Hiller Aviation
172:
168:
144:Hiller Aircraft
142:
116:
95:
84:
78:
75:
65:Please help to
64:
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37:
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22:
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12:
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3808:
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3198:
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3169:
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3128:
3127:
3124:
3123:
3121:
3120:
3115:
3114:
3113:
3103:
3097:
3095:
3094:Non-sequential
3091:
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2760:
2755:
2744:
2742:
2735:
2734:(1962–present)
2727:
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2709:
2704:
2699:
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2389:United States
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2201:
2200:External links
2198:
2197:
2196:
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2174:
2160:
2145:
2138:
2126:Spenser, Jay.
2124:
2107:
2093:
2080:Air Enthusiast
2074:
2065:
2062:
2059:
2058:
2032:
2020:
2011:
1989:
1965:
1943:
1922:
1898:
1873:
1862:. Demand media
1851:
1825:
1803:
1781:
1760:
1738:
1712:
1703:
1681:
1657:
1644:"CH-112 Nomad"
1635:
1614:
1592:
1577:
1565:
1548:
1536:
1527:
1507:
1498:
1475:978-0788112089
1474:
1451:
1445:978-0925417909
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1417:
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1305:
1300:
1295:
1284:
1283:
1272:
1271:
1255:
1252:
1251:
1250:
1247:Rate of climb:
1244:
1238:
1232:
1226:
1223:Maximum speed:
1212:
1211:
1206:Blade section:
1203:
1196:
1190:
1180:
1174:
1168:
1162:
1133:
1130:
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1060:United Kingdom
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871:
857:
856:
850:
849:
835:
834:
828:
827:
813:
812:
806:
805:
791:
790:
784:
783:
769:
768:
762:
761:
747:
746:
740:
739:
725:
724:
718:
717:
703:
702:
696:
695:
681:
680:
674:
673:
659:
658:
653:
647:
646:
631:
628:
627:
626:
623:
620:
617:
614:
607:
595:
594:
591:
588:
585:
582:
579:
576:
573:
570:
563:
560:
553:
550:
549:prior to 1962.
543:
542:UH-12B (HTE-2)
540:
536:
511:
508:
507:
506:
503:
500:
497:
496:Hiller HT Mk 2
494:
491:
490:Hiller HT Mk 1
488:
485:
482:
479:
476:
473:
470:
467:
464:
461:
458:
455:
452:
449:
446:
442:
439:
436:Franklin O-335
432:
429:
426:
421:
418:
397:
394:
348:Lycoming O-540
329:Franklin O-335
292:
289:
262:
259:
211:
210:
207:
203:
202:
199:
195:
194:
191:
187:
186:
182:
181:
178:
174:
173:
164:
159:
155:
154:
151:
147:
146:
137:
131:
130:
127:
123:
122:
118:
117:
114:
106:
105:
97:
96:
51:
49:
42:
26:
24:
14:
13:
10:
9:
6:
4:
3:
2:
5212:
5201:
5198:
5196:
5193:
5191:
5188:
5186:
5183:
5181:
5178:
5176:
5173:
5172:
5170:
5154:
5148:
5145:
5143:
5140:
5138:
5135:
5133:
5130:
5128:
5125:
5123:
5120:
5118:
5115:
5113:
5110:
5108:
5105:
5103:
5100:
5098:
5095:
5093:
5090:
5088:
5085:
5083:
5080:
5078:
5075:
5073:
5070:
5068:
5065:
5063:
5060:
5058:
5055:
5053:
5050:
5048:
5045:
5043:
5040:
5038:
5035:
5030:
5025:
5023:
5020:
5015:
5013:
5010:
5008:
5005:
5004:
5002:
4995:
4991:
4985:
4982:
4980:
4977:
4975:
4972:
4970:
4967:
4965:
4962:
4960:
4957:
4955:
4952:
4950:
4947:
4945:
4942:
4940:
4937:
4935:
4932:
4930:
4927:
4925:
4922:
4920:
4917:
4915:
4912:
4910:
4907:
4905:
4902:
4900:
4897:
4895:
4892:
4890:
4887:
4886:
4884:
4877:
4873:
4868:
4861:
4856:
4854:
4849:
4847:
4842:
4841:
4838:
4826:
4823:
4821:
4818:
4816:
4813:
4811:
4808:
4807:
4805:
4799:
4793:
4790:
4788:
4785:
4783:
4780:
4778:
4775:
4773:
4770:
4766:
4763:
4761:
4758:
4757:
4756:
4753:
4751:
4748:
4746:
4743:
4741:
4738:
4736:
4733:
4729:
4726:
4725:
4724:
4721:
4720:
4718:
4712:
4707:
4700:
4695:
4693:
4688:
4686:
4681:
4680:
4677:
4664:
4654:
4651:
4650:
4648:
4644:
4638:
4635:
4633:
4630:
4628:
4625:
4623:
4620:
4618:
4615:
4613:
4610:
4608:
4605:
4603:
4600:
4598:
4595:
4593:
4590:
4588:
4585:
4584:
4582:
4580:Unmanned (CU)
4578:
4572:
4569:
4567:
4564:
4562:
4559:
4557:
4554:
4552:
4549:
4547:
4544:
4542:
4539:
4537:
4534:
4532:
4529:
4528:
4526:
4522:
4516:
4513:
4511:
4508:
4507:
4505:
4501:
4495:
4492:
4490:
4487:
4485:
4482:
4480:
4477:
4476:
4474:
4470:
4464:
4461:
4459:
4456:
4455:
4453:
4449:
4443:
4440:
4438:
4435:
4433:
4430:
4428:
4425:
4423:
4420:
4418:
4415:
4413:
4410:
4408:
4405:
4403:
4400:
4398:
4395:
4393:
4390:
4388:
4385:
4383:
4380:
4378:
4375:
4373:
4370:
4368:
4365:
4364:
4362:
4358:
4352:
4349:
4347:
4344:
4342:
4339:
4337:
4334:
4332:
4329:
4327:
4324:
4322:
4319:
4317:
4314:
4313:
4311:
4309:Fighters (CF)
4307:
4301:
4298:
4296:
4293:
4291:
4288:
4286:
4283:
4281:
4278:
4276:
4273:
4271:
4268:
4266:
4263:
4261:
4258:
4256:
4253:
4251:
4248:
4246:
4243:
4241:
4238:
4236:
4233:
4231:
4228:
4226:
4223:
4221:
4218:
4217:
4215:
4211:
4208:
4204:
4198:
4195:
4192:296–329
4190:
4188:
4185:
4182:189–294
4180:
4178:
4175:
4172:179–187
4170:
4168:
4165:
4163:
4160:
4158:
4155:
4152:174–175
4150:
4148:
4145:
4143:
4140:
4135:
4133:
4130:
4128:
4125:
4123:
4120:
4118:
4115:
4112:164–166
4110:
4108:
4105:
4103:
4100:
4098:
4095:
4093:
4090:
4087:157–159
4085:
4083:
4080:
4078:
4075:
4072:151–154
4070:
4068:
4065:
4063:
4060:
4058:
4055:
4053:
4050:
4048:
4045:
4043:
4040:
4038:
4035:
4033:
4030:
4028:
4025:
4023:
4020:
4018:
4015:
4013:
4010:
4008:
4005:
4003:
4000:
3998:
3995:
3993:
3990:
3988:
3985:
3983:
3980:
3978:
3975:
3973:
3970:
3968:
3965:
3963:
3960:
3958:
3955:
3953:
3950:
3948:
3945:
3943:
3940:
3938:
3935:
3933:
3930:
3928:
3925:
3923:
3920:
3918:
3915:
3913:
3910:
3908:
3905:
3903:
3900:
3898:
3895:
3893:
3890:
3888:
3885:
3883:
3880:
3878:
3875:
3873:
3870:
3868:
3865:
3863:
3860:
3858:
3855:
3853:
3850:
3848:
3845:
3843:
3840:
3838:
3835:
3833:
3830:
3828:
3825:
3820:
3818:
3815:
3813:
3810:
3809:
3807:
3801:
3796:
3789:
3784:
3782:
3777:
3775:
3770:
3769:
3766:
3750:
3747:
3745:
3742:
3741:
3739:
3737:
3733:
3727:
3724:
3723:
3721:
3719:
3715:
3709:
3706:
3705:
3703:
3701:
3697:
3691:
3688:
3687:
3685:
3683:
3679:
3673:
3670:
3668:
3665:
3664:
3662:
3660:
3656:
3653:
3649:
3639:
3636:
3635:
3633:
3631:
3627:
3621:
3618:
3617:
3615:
3613:
3609:
3603:
3600:
3599:
3597:
3595:
3591:
3585:
3582:
3581:
3579:
3577:
3573:
3570:
3566:
3556:
3553:
3551:
3548:
3546:
3543:
3542:
3540:
3538:
3534:
3528:
3525:
3524:
3522:
3520:
3516:
3510:
3507:
3506:
3504:
3502:
3498:
3492:
3489:
3488:
3486:
3484:
3483:Boeing Vertol
3480:
3477:
3473:
3463:
3460:
3459:
3457:
3455:
3451:
3445:
3442:
3441:
3439:
3437:
3433:
3427:
3424:
3423:
3421:
3419:
3415:
3412:
3408:
3398:
3395:
3394:
3392:
3390:
3386:
3383:
3379:
3369:
3366:
3364:
3361:
3359:
3356:
3354:
3351:
3349:
3346:
3345:
3343:
3341:
3337:
3331:
3328:
3327:
3325:
3323:
3319:
3313:
3310:
3309:
3307:
3305:
3301:
3295:
3292:
3291:
3289:
3287:
3283:
3277:
3274:
3273:
3271:
3269:
3268:Convertawings
3265:
3262:
3258:
3248:
3245:
3244:
3242:
3240:
3236:
3233:
3229:
3219:
3216:
3214:
3211:
3210:
3208:
3206:
3202:
3196:
3193:
3192:
3190:
3188:
3184:
3181:
3177:
3172:
3165:
3160:
3158:
3153:
3151:
3146:
3145:
3142:
3129:
3119:
3116:
3112:
3109:
3108:
3107:
3104:
3102:
3099:
3098:
3096:
3092:
3084:
3081:
3079:
3076:
3074:
3071:
3070:
3068:
3066:
3063:
3061:
3058:
3054:
3051:
3049:
3046:
3045:
3043:
3039:
3036:
3035:
3034:
3031:
3027:
3023:
3019:
3016:
3014:
3010:
3006:
3003:
3002:
3001:
2998:
2997:
2995:
2991:
2985:
2982:
2980:
2977:
2975:
2972:
2970:
2967:
2962:
2960:
2957:
2955:
2952:
2950:
2947:
2945:
2942:
2940:
2937:
2935:
2932:
2930:
2927:
2925:
2922:
2918:
2915:
2913:
2910:
2908:
2905:
2903:
2900:
2899:
2897:
2895:
2892:
2890:
2887:
2885:
2882:
2880:
2877:
2875:
2872:
2870:
2867:
2863:
2860:
2858:
2854:
2850:
2847:
2846:
2844:
2842:
2839:
2837:
2834:
2832:
2829:
2827:
2824:
2822:
2819:
2817:
2814:
2812:
2809:
2808:
2806:
2802:
2796:
2793:
2791:
2788:
2786:
2783:
2781:
2778:
2776:
2773:
2771:
2768:
2766:
2763:
2759:
2756:
2754:
2751:
2750:
2749:
2746:
2745:
2743:
2739:
2736:
2732:
2728:
2715:
2710:
2708:
2705:
2703:
2700:
2698:
2695:
2693:
2690:
2688:
2685:
2680:
2678:
2675:
2670:
2668:
2665:
2663:
2660:
2658:
2655:
2653:
2650:
2648:
2645:
2643:
2640:
2638:
2635:
2633:
2630:
2628:
2625:
2623:
2620:
2618:
2615:
2613:
2610:
2608:
2605:
2603:
2600:
2598:
2595:
2593:
2590:
2588:
2585:
2583:
2580:
2578:
2575:
2573:
2570:
2568:
2565:
2561:
2558:
2557:
2556:
2553:
2551:
2548:
2546:
2543:
2541:
2538:
2536:
2533:
2531:
2528:
2526:
2523:
2522:
2520:
2516:
2510:
2507:
2505:
2502:
2500:
2497:
2495:
2492:
2490:
2487:
2485:
2482:
2480:
2477:
2475:
2472:
2470:
2467:
2465:
2462:
2460:
2457:
2455:
2452:
2450:
2447:
2445:
2442:
2440:
2437:
2435:
2432:
2431:
2429:
2425:
2422:
2416:
2411:
2407:
2401:
2396:
2392:
2384:
2379:
2377:
2372:
2370:
2365:
2364:
2361:
2349:
2346:
2344:
2341:
2339:
2336:
2334:
2331:
2329:
2326:
2325:
2323:
2319:
2313:
2310:
2308:
2305:
2303:
2300:
2298:
2295:
2294:
2292:
2288:
2282:
2279:
2277:
2274:
2273:
2271:
2267:
2262:
2258:
2251:
2246:
2244:
2239:
2237:
2232:
2231:
2228:
2222:
2219:
2217:
2214:
2212:
2209:
2207:
2204:
2203:
2199:
2195:
2192:
2188:
2184:
2180:
2175:
2173:
2169:
2165:
2161:
2158:
2154:
2150:
2146:
2143:
2139:
2137:
2133:
2129:
2125:
2121:
2117:
2113:
2108:
2106:
2102:
2098:
2094:
2090:
2086:
2082:
2081:
2075:
2072:
2068:
2067:
2063:
2047:
2043:
2036:
2033:
2027:
2025:
2021:
2015:
2012:
1999:
1993:
1990:
1978:
1972:
1970:
1966:
1953:
1947:
1944:
1932:
1926:
1923:
1911:
1905:
1903:
1899:
1888:
1884:
1877:
1874:
1861:
1855:
1852:
1839:
1835:
1829:
1826:
1813:
1807:
1804:
1791:
1785:
1782:
1770:
1764:
1761:
1748:
1742:
1739:
1727:
1721:
1719:
1717:
1713:
1707:
1704:
1691:
1685:
1682:
1670:
1664:
1662:
1658:
1645:
1639:
1636:
1624:
1618:
1615:
1602:
1596:
1593:
1588:
1581:
1578:
1572:
1570:
1566:
1562:
1558:
1552:
1549:
1543:
1541:
1537:
1531:
1528:
1522:
1520:
1518:
1516:
1514:
1512:
1508:
1502:
1499:
1495:
1494:public domain
1481:
1477:
1471:
1464:
1463:
1455:
1452:
1447:
1441:
1437:
1430:
1427:
1421:
1418:
1407:
1403:
1397:
1394:
1383:
1379:
1372:
1369:
1358:
1354:
1348:
1345:
1341:
1335:
1332:
1325:
1321:
1318:
1316:
1313:
1312:
1311:
1310:
1309:Related lists
1304:
1303:Sikorsky S-52
1301:
1299:
1296:
1294:
1291:
1290:
1289:
1288:
1282:
1279:
1278:
1277:
1276:
1269:
1258:
1253:
1248:
1245:
1242:
1239:
1236:
1233:
1230:
1229:Cruise speed:
1227:
1224:
1221:
1220:
1219:
1217:
1210:
1207:
1204:
1200:
1197:
1194:
1191:
1188:
1184:
1181:
1178:
1175:
1172:
1171:Empty weight:
1169:
1166:
1163:
1160:
1157:
1156:
1155:
1153:
1148:
1146:
1138:
1131:
1127:
1124:
1123:
1120:
1109:
1108:
1105:
1102:
1100:
1097:
1095:
1092:
1091:
1088:
1087:United States
1077:
1076:
1073:
1070:
1068:
1065:
1064:
1061:
1050:
1049:
1046:
1043:
1042:
1039:
1028:
1027:
1023:
1022:
1021:
1020:
1004:
998:
995:
994:
991:
980:
979:
976:
973:
972:
969:
958:
957:
954:
951:
950:
947:
936:
935:
932:
929:
928:
925:
914:
913:
910:
907:
906:
903:
892:
891:
888:
885:
884:
880:
876:
870:
859:
858:
855:
852:
851:
848:
837:
836:
833:
830:
829:
826:
815:
814:
811:
808:
807:
804:
793:
792:
789:
786:
785:
782:
771:
770:
767:
764:
763:
760:
749:
748:
745:
742:
741:
738:
727:
726:
723:
720:
719:
716:
705:
704:
701:
700:Canadian Army
698:
697:
694:
683:
682:
679:
676:
675:
672:
661:
660:
657:
654:
652:
649:
648:
645:
634:
633:
629:
624:
621:
618:
615:
612:
608:
605:
604:
599:
592:
589:
586:
583:
580:
577:
574:
571:
568:
564:
561:
558:
554:
551:
548:
544:
541:
537:
534:
533:
529:
524:
516:
509:
504:
501:
498:
495:
492:
489:
486:
483:
480:
477:
474:
471:
468:
465:
462:
459:
456:
453:
450:
447:
443:
440:
437:
433:
430:
427:
424:
423:
419:
417:
410:
402:
395:
393:
391:
387:
386:RNAS Culdrose
382:
380:
375:
373:
369:
365:
361:
357:
353:
349:
345:
341:
337:
332:
330:
324:
322:
318:
314:
310:
306:
297:
290:
288:
285:
283:
282:trial by fire
278:
276:
272:
268:
260:
258:
256:
251:
249:
245:
241:
237:
232:
230:
226:
222:
218:
208:
204:
200:
196:
192:
188:
183:
179:
175:
171:
167:
163:
160:
158:Primary users
156:
152:
148:
145:
141:
138:
136:
132:
128:
124:
119:
112:
107:
102:
93:
90:
82:
79:February 2020
72:
68:
62:
61:
55:
50:
41:
40:
34:
19:
5157:Not assigned
4993:
4913:
4875:
4734:
4716:(Helicopter)
4667:Not assigned
4524:Trainer (CT)
4366:
3871:
3425:
3132:Not assigned
2774:
2606:
2412:1962–present
2333:YH-32 Hornet
2301:
2296:
2275:
2178:
2163:
2148:
2141:
2127:
2111:
2096:
2078:
2070:
2064:Bibliography
2049:. Retrieved
2045:
2035:
2014:
2002:. Retrieved
1992:
1981:. Retrieved
1979:. bell47.net
1956:. Retrieved
1946:
1934:. Retrieved
1925:
1914:. Retrieved
1912:. bell47.net
1890:. Retrieved
1886:
1876:
1864:. Retrieved
1854:
1842:. Retrieved
1838:the original
1828:
1816:. Retrieved
1806:
1794:. Retrieved
1784:
1772:. Retrieved
1763:
1751:. Retrieved
1741:
1730:. Retrieved
1728:. bell47.net
1706:
1694:. Retrieved
1684:
1673:. Retrieved
1671:. bell47.net
1648:. Retrieved
1638:
1626:. Retrieved
1617:
1605:. Retrieved
1595:
1586:
1580:
1561:Aero-web.org
1560:
1551:
1530:
1501:
1461:
1454:
1435:
1429:
1420:
1409:. Retrieved
1405:
1396:
1385:. Retrieved
1381:
1371:
1360:. Retrieved
1356:
1347:
1339:
1334:
1308:
1307:
1286:
1285:
1274:
1273:
1246:
1240:
1234:
1228:
1222:
1215:
1213:
1205:
1198:
1192:
1182:
1176:
1170:
1164:
1158:
1151:
1149:
1144:
1143:
1016:
1009:
803:West Germany
610:
566:
556:
546:
528:Heli UK Expo
502:CH-112 Nomad
415:
383:
376:
343:
335:
333:
331:-5D engine.
325:
316:
312:
308:
302:
286:
279:
264:
252:
248:CH-112 Nomad
247:
233:
224:
216:
214:
206:First flight
190:Manufactured
177:Number built
135:Manufacturer
85:
76:
57:
5092:HA.18/HU.18
5082:HD.16/HE.16
5052:HE.10/HU.10
4994:HelicĂłptero
4876:HelicĂłptero
4472:Patrol (CP)
4463:CO-119 (II)
3111:CH-92/VH-92
2862:HH-53/MH-53
2420:(1941–1962)
2395:Tri-Service
2348:VZ-1 Pawnee
2302:OH-23 Raven
1216:Performance
1183:Powerplant:
1019:Switzerland
990:South Korea
924:Netherlands
392:, England.
388:located in
356:Vietnam War
261:Development
104:OH-23 Raven
71:introducing
18:OH-23 Raven
5169:Categories
4999:Helicopter
4881:Helicopter
4458:CO-119 (I)
4213:Cargo (CC)
2391:helicopter
2206:Hiller 360
1983:2013-03-26
1916:2013-03-23
1892:2024-05-14
1732:2013-03-23
1675:2013-03-23
1411:2024-03-14
1387:2024-05-14
1362:2024-05-14
1326:References
1072:Royal Navy
372:Korean DMZ
305:Korean War
236:Korean War
227:("UH" for
221:helicopter
170:Royal Navy
54:references
4825:B.H.PhT.4
4820:B.H.PhT.3
4815:B.H.PhT.2
4810:B.H.PhT.1
3803:Numerical
3700:McCulloch
3594:McDonnell
3576:McDonnell
3501:McDonnell
3239:McDonnell
3048:CH-3/HH-3
2410:U.S. Navy
2406:U.S. Army
2187:1473-9917
2120:0143-5450
2089:0143-5450
1209:NACA 0012
1145:Data from
847:Indonesia
825:Guatemala
644:Argentina
630:Operators
616:UH-12E-4T
590:UH-12E-3T
265:In 1947,
193:1948–1965
3912:119 (II)
3805:Sequence
3736:Sikorsky
3718:Piasecki
3630:Sikorsky
3612:Piasecki
3537:Sikorsky
3519:Piasecki
3389:Sikorsky
3340:Sikorsky
3304:Gyrodyne
3205:Sikorsky
2263:aircraft
2051:16 April
2004:23 March
1958:23 March
1936:23 March
1866:23 March
1844:23 March
1818:23 March
1796:23 March
1774:23 March
1753:23 March
1696:23 March
1650:23 March
1628:23 March
1607:23 March
1480:Archived
1254:See also
1038:Thailand
946:Paraguay
737:Colombia
622:UH-12L-4
606:UH-12E-4
584:UH-12E-3
510:Civilian
420:Military
396:Variants
390:Cornwall
4801:B.H.PhT
4515:CSR-123
4510:CSR-110
3907:119 (I)
2397:systems
2281:FH-1100
1293:Bell 47
1165:Height:
1119:Uruguay
671:Bolivia
578:UH-12ET
445:export.
352:MEDEVAC
321:Bell 47
244:Vietnam
185:History
153:Retired
67:improve
4792:B.H.11
4787:B.H.10
4653:CX-131
4637:CU-176
4632:CU-173
4627:CU-172
4622:CU-170
4617:CU-169
4612:CU-168
4607:CU-167
4602:CU-163
4597:CU-162
4592:CU-161
4587:CU-160
4571:CT-156
4566:CT-155
4561:CT-145
4556:CT-142
4551:CT-134
4546:CT-133
4541:CT-128
4536:CT-120
4531:CT-114
4494:CP-140
4489:CP-122
4484:CP-121
4479:CP-107
4442:CH-178
4437:CH-149
4432:CH-148
4427:CH-147
4422:CH-146
4417:CH-143
4412:CH-139
4407:CH-136
4402:CH-135
4397:CH-127
4392:CH-126
4387:CH-125
4382:CH-124
4377:CH-118
4372:CH-113
4367:CH-112
4351:CF-188
4346:CF-116
4341:CF-111
4336:CF-105
4331:CF-104
4326:CF-103
4321:CF-101
4316:CF-100
4300:CC-330
4295:CC-295
4290:CC-177
4285:CC-150
4280:CC-144
4275:CC-141
4270:CC-138
4265:CC-137
4260:CC-132
4255:CC-130
4250:CC-129
4245:CC-123
4240:CC-117
4235:CC-115
4230:CC-109
4225:CC-108
4220:CC-106
3418:Hiller
3286:Hiller
2257:Hiller
2185:
2170:
2155:
2134:
2118:
2103:
2087:
1472:
1442:
1235:Range:
1116:
1084:
1057:
1035:
1024:UH-12B
987:
965:
943:
921:
902:Mexico
899:
869:Israel
866:
844:
822:
800:
781:France
778:
756:
734:
712:
693:Canada
690:
668:
641:
572:UH-12E
562:UH-12D
552:UH-12C
535:UH-12A
530:, 2014
344:OH-23G
336:OH-23D
317:UH-23C
150:Status
56:, but
5147:HT.29
5142:HA.28
5137:HT.27
5132:HE.26
5127:HE.25
5122:HE.24
5117:HS.23
5112:HU.22
5102:HE.20
5097:HD.19
5087:HT.17
5072:HA.14
5067:HS.13
5062:HR.12
5057:HD.11
4782:B.H.9
4777:B.H.8
4772:B.H.7
4765:Kh/Ng
4755:B.H.6
4750:B.H.5
4745:B.H.4
4740:B.H.3
4735:B.H.2
4723:B.H.1
3659:Kaman
3436:Kaman
3322:Kaman
3218:HSS-2
3213:HSS-1
3118:H-139
3009:J/T/W
2917:MH-60
2912:HH-60
2907:SH-60
2902:UH-60
2898:H-60
2849:CH-53
2845:H-53
2758:H-13J
2753:H-13F
2560:H-13J
2328:XH-44
2312:Ten99
2307:YOH-5
2297:HTE-1
2276:UH-12
1483:(PDF)
1466:(PDF)
1159:Crew:
715:Chile
611:H-23F
567:H-23D
557:H-23C
547:HTE-2
484:HTE-2
478:HTE-1
472:H-23G
466:H-23F
460:H-23E
454:H-23D
448:H-23C
441:H-23B
431:H-23A
425:YH-23
313:H-23B
309:H-23A
238:with
225:UH-12
180:2000+
5047:HS.9
5042:HU.8
5037:HE.7
4984:Z.20
4979:Z.19
4974:Z.18
4969:Z.17
4964:Z.16
4959:Z.15
4954:Z.14
4949:Z.13
4944:Z.12
4939:Z.11
4934:Z.10
4206:Role
3749:HU2S
3682:Bell
3672:HU2K
3555:HR3S
3550:HR2S
3454:Bell
3368:HO5S
3363:HO4S
3358:HO3S
3353:HO2S
3187:Bell
3106:H-92
3101:H-90
3083:OH-6
3078:MH-6
3073:AH-6
3069:H-6
3053:SH-3
3044:H-3
3018:UH-1
3005:AH-1
2984:H-73
2979:H-72
2974:H-71
2969:H-70
2964:H-69
2959:H-68
2954:H-67
2949:H-66
2944:H-65
2939:H-64
2934:H-63
2929:H-62
2924:H-61
2894:H-59
2889:H-58
2884:H-57
2879:H-56
2874:H-55
2869:H-54
2841:H-52
2836:H-51
2831:H-50
2826:H-49
2821:H-48
2816:H-47
2811:H-46
2795:H-43
2790:H-37
2785:H-34
2780:H-25
2775:H-23
2770:H-21
2765:H-19
2748:H-13
2717:H-45
2712:H-44
2707:H-43
2702:H-42
2697:H-41
2692:H-40
2687:H-39
2682:H-38
2677:H-37
2672:H-36
2667:H-35
2662:H-34
2657:H-33
2652:H-32
2647:H-31
2642:H-30
2637:H-29
2632:H-28
2627:H-27
2622:H-26
2617:H-25
2612:H-24
2607:H-23
2602:H-22
2597:H-21
2592:H-20
2587:H-19
2582:H-18
2577:H-17
2572:H-16
2567:H-15
2555:H-13
2550:H-12
2545:H-11
2540:H-10
2509:R-16
2504:R-15
2499:R-14
2494:R-13
2489:R-12
2484:R-11
2479:R-10
2343:X-18
2338:YROE
2259:and
2183:ISSN
2168:ISBN
2153:ISBN
2132:ISBN
2116:ISSN
2101:ISBN
2085:ISSN
2053:2019
2006:2013
1960:2013
1938:2013
1868:2013
1846:2013
1820:2013
1798:2013
1776:2013
1755:2013
1698:2013
1652:2013
1630:2013
1609:2013
1470:ISBN
1440:ISBN
1185:1 Ă—
968:Peru
334:The
240:U.N.
215:The
209:1948
201:1948
126:Type
5032:H.6
5027:H.5
5022:H.4
5017:H.3
5012:H.2
5007:H.1
4996:(H)
4929:Z.9
4924:Z.8
4919:Z.7
4914:Z.6
4909:Z.5
4904:Z.4
4899:Z.3
4894:Z.2
4889:Z.1
4878:(Z)
4714:B.H
4197:330
4187:295
4177:188
4167:178
4162:177
4157:176
4147:173
4142:172
4137:171
4132:170
4127:169
4122:168
4117:167
4107:163
4102:162
4097:161
4092:160
4082:156
4077:155
4067:150
4062:149
4057:148
4052:147
4047:146
4042:145
4037:144
4032:143
4027:142
4022:141
4017:140
4012:139
4007:138
4002:137
3997:136
3992:135
3987:134
3982:133
3977:132
3972:131
3967:130
3962:129
3957:128
3952:127
3947:126
3942:125
3937:124
3932:123
3927:122
3922:121
3917:120
3902:118
3897:117
3892:116
3887:115
3882:114
3877:113
3872:112
3867:111
3862:110
3857:109
3852:108
3847:107
3842:106
3837:105
3832:104
3827:103
3822:102
3817:101
3812:100
3744:HUS
3726:HUP
3708:HUM
3690:HUL
3667:HUK
3638:HJS
3620:HJP
3602:HJH
3584:HJD
3545:HRS
3527:HRP
3509:HRH
3491:HRB
3462:HTL
3444:HTK
3426:HTE
3397:HNS
3348:HOS
3330:HOK
3312:HOG
3294:HOE
3276:HOC
3247:HCH
3195:HSL
3171:USN
3065:H-5
3060:H-4
3033:H-2
3000:H-1
2535:H-9
2530:H-6
2525:H-5
2474:R-9
2469:R-8
2464:R-7
2459:R-6
2454:R-5
2449:R-4
2444:R-3
2439:R-2
2434:R-1
1559:".
5171::
2044:.
2023:^
1968:^
1901:^
1885:.
1715:^
1660:^
1568:^
1539:^
1510:^
1478:.
1404:.
1380:.
1355:.
323:.
250:.
4859:e
4852:t
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4760:K
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3022:N
3020:/
3013:Z
3011:/
3007:/
2857:K
2855:/
2853:E
2851:/
2382:e
2375:t
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2249:e
2242:t
2235:v
2189:.
2159:]
2122:.
2091:.
2055:.
2008:.
1986:.
1962:.
1940:.
1919:.
1895:.
1870:.
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1822:.
1800:.
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