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any significant faults, were considered to be insufficiently advanced, being inferior in performance and potential to the Vought machine. The XOS2U-1 was declared the winner of the competition in May 1939, and the XOSS-1's development came to an end. The aircraft was used for liaison purposes by the Navy, being scrapped at
217:
The evaluation proved that the XOSS-1 was conventional in all respects; the full-span upper-wing flap reduced the aircraft's landing speed to 57 miles per hour (92 km/h), while the top speed achievable was 162 miles per hour (261 km/h). Both the XOSS-1 and the XOSN-1, despite not possessing
156:, the Stearman XOSS-1 was designed during 1937 in response to a U.S. Navy specification calling for an observation-scout type aircraft, capable of operating from either water or land, and stressed for catapult launching from battleships and cruisers. The new aircraft was intended to replace the
183:, with the pilot and observer seated in tandem in a fully enclosed cockpit. The aircraft could be operated with either float or wheeled landing gear, with the former being of the single center-float type, and the latter being a conventional
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Flying for the first time in
September 1938, the XOSS-1 proved to have benign flying characteristics, and over the next several months was evaluated against the
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US Navy and US Marine Corps
Aircraft Serial Numbers and Bureau Numbers--1911 to Present
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508:. Aircraft In Action. Vol. 119. Carrollton, TX: Squadron/Signal Publications.
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179:. The Stearman Model 85, given the designation XOSS-1, was a conventional two-seat
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In response to the request for proposals, the Navy received designs from
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162 mph (261 km/h, 141 kn) at 6,000 feet (1,800 m)
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190:. The XOSS-1 had the unusual feature of being fitted with full-span
256:
528:"US Navy and US Marine Corps BuNos, Second Series (0001 to 5029)"
194:
on the upper wing to reduce stalling speed. It was powered by a
872:
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413:
List of United States Navy aircraft designations (pre-1962)
136:
in service aboard battleships, it proved inferior to the
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1930s United States military reconnaissance aircraft
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Aircraft of comparable role, configuration, and era
164:aircraft in service aboard the Navy's battleships.
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132:during the late 1930s. Intended to replace the
591:Stearman XOSS-1 at Aviation Enthusiast Corner.
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287:34 ft 6 in (10.52 m) on floats
8:
902:observation aircraft designations, pre-1962
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848:United Aircraft and Transport Corporation
348:832 mi (1,339 km, 723 nmi)
568:. Annapolis, MD: Naval Institute Press.
210:, another conventional biplane, and the
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549:. North Branch, MN: Specialty Press.
547:Stearman Aircraft: A Detailed History
458:
456:
454:
452:
450:
7:
418:List of flying boats and floatplanes
120:was an American biplane observation
14:
152:Known by the company designation
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232:
160:as the standard observation and
144:, and did not enter production.
24:
1405:Single-engined tractor aircraft
1:
354:18,500 ft (5,600 m)
314:4,791 lb (2,173 kg)
1420:Aircraft first flown in 1938
545:Phillips, Edward H. (2006).
327:, 600 hp (450 kW)
208:Naval Aircraft Factory XOSN
1436:
322:Pratt & Whitney R-1340
196:Pratt & Whitney R-1340
506:OS2U Kingfisher in action
23:
214:, a mid-wing monoplane.
299:13 ft (4.0 m)
272:General characteristics
253:Specifications (XOSS-1)
1316:Naval Aircraft Factory
1149:Naval Aircraft Factory
564:Whitley, M.J. (1998).
526:(September 18, 2010).
401:Vought OS2U Kingfisher
293:36 ft (11 m)
281:2 (pilot and observer)
262:
177:Naval Aircraft Factory
148:Design and development
138:Vought OS2U Kingfisher
41:Observation floatplane
1269:Pennsylvania Aircraft
750:Military designations
444:Phillips 2006, p.148.
260:
471:Whitley 1998, p.262.
198:Wasp radial engine.
504:Adcock, Al (1991).
396:Curtiss SOC Seagull
202:Operational history
134:Curtiss SOC Seagull
76:Construction number
33:General information
858:Spirit AeroSystems
480:Adcock 1991, p. 7.
263:
247:United States Navy
130:United States Navy
62:United States Navy
1395:Stearman aircraft
1382:
1381:
1378:
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1290:Observation Scout
1285:
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866:
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843:Stearman Aircraft
627:Stearman Aircraft
556:978-1-58007-087-4
462:Adcock 1991, p.4.
169:Stearman Aircraft
126:Stearman Aircraft
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52:Stearman Aircraft
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407:Related lists
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312:Gross weight:
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240:United States
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188:undercarriage
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173:Chance Vought
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124:developed by
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119:
118:Stearman XOSS
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711:81 Sportster
565:
546:
535:. Retrieved
531:
524:Baugher, Joe
505:
497:Bibliography
489:Baugher 2010
485:
476:
467:
406:
405:
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212:Vought XOS2U
205:
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153:
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117:
115:
99:First flight
68:Number built
58:Primary user
47:Manufacturer
1415:Floatplanes
1044:Huff-Daland
908:Observation
333:Performance
318:Powerplant:
185:taildragger
158:Curtiss SOC
1389:Categories
537:2011-01-12
424:References
391:IMAM Ro.43
308:NACA 23012
175:, and the
154:Model X-85
122:floatplane
836:Companies
429:Citations
291:Wingspan:
266:Data from
226:Operators
222:in 1941.
110:July 1941
1410:Biplanes
1339:Stearman
1190:Pitcairn
1080:Keystone
634:Aircraft
359:See also
128:for the
1251:Stinson
1098:Loening
1026:Grumman
967:Douglas
939:Curtiss
827:XPT-943
304:Airfoil
297:Height:
285:Length:
181:biplane
142:fly-off
107:Retired
94:History
1357:Vought
1213:Vought
1172:Viking
1121:Martin
1008:Cessna
916:Boeing
853:Boeing
572:
553:
512:
346:Range:
237:
85:Serial
19:XOSS-1
990:Elias
822:PT-27
817:PT-18
812:PT-17
807:PT-13
777:BT-17
762:AT-15
736:X-120
731:X-100
666:CAB-1
279:Crew:
192:flaps
140:in a
79:85000
1370:OS2U
1329:OS2N
1203:OP-2
1198:OP-1
802:PT-9
782:L-15
772:BT-5
767:BT-3
757:A-21
726:X-91
721:X-90
716:X-85
686:X-70
661:LT-1
570:ISBN
551:ISBN
510:ISBN
320:1 ×
116:The
89:1052
38:Type
1365:OSU
1347:OSS
1324:OSN
1306:OSE
1298:Edo
1241:O5U
1236:O4U
1231:O3U
1226:O2U
1162:O2N
1139:O3M
1134:M2O
1111:O2L
980:O2D
957:O3C
952:O2C
929:O2B
900:USN
797:OSS
792:N2S
741:200
656:M-2
1391::
1277:OZ
1259:OY
1221:UO
1180:OO
1157:NO
1129:MO
1106:OL
1088:OK
1070:OJ
1052:HO
1034:OF
1016:OE
998:EO
975:OD
947:OC
924:OB
787:NS
706:80
701:76
696:75
691:73
651:C3
646:C2
641:C1
530:.
449:^
437:^
171:,
892:e
885:t
878:v
681:6
676:5
671:4
619:e
612:t
605:v
578:.
559:.
540:.
518:.
306::
71:1
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