28:
314:
339:
291:
268:
245:
175:. The Bantam I was the same wooden structure but was slightly smaller. Two further prototypes of the larger design were also built followed by at least 9 development aircraft. One aircraft was delivered to the
599:, recently acquired the B.A.T. (Koolhoven) F.K.23 Bantam. It will be part of a future exhibition on the twentieth century. The B.A.T. F.K.23 Bantam was restored by members of the Koolhoven Aeroplanes Foundation.
160:
but the failure of this engine led to the installation of the 170 hp (127 kW) A.B.C.Wasp I in the first and third aircraft. The second machine was fitted with a 100 hp (75 kW)
167:
and was the first to fly at
Martlesham Heath in January 1918. The original contract called for six development aircraft but three aircraft were built as the
922:
1263:
1273:
1258:
838:
180:
1283:
671:
618:
366:
The remains of a second FK 23 are used to build a flying example. It is a project from the "vroege vogels" from
Lelystad in the Netherlands.
27:
768:
915:
188:
153:
single-seat fighter. It was a two-bay biplane of wooden construction. It was planned to have a 120 hp (90 kW)
326:
184:
176:
1278:
908:
1010:
1005:
965:
831:
591:
The
Rijksmuseum, the Dutch National museum for classic art and history in Amsterdam that is most of all known for
1020:
1015:
1000:
995:
990:
985:
975:
970:
1030:
980:
847:
127:
56:
456:
2-bladed BAT tractor 5 ft 4 in (1.63 m) pitch, 7 ft 10.5 in (2.400 m) diameter
211:
338:
51:
824:
790:
542:
1137:
946:
67:
1123:
1079:
956:
931:
567:
146:
1268:
795:
764:
747:
730:
713:
696:
691:
667:
614:
161:
1237:
1232:
1227:
1222:
1217:
1212:
1207:
1202:
1197:
1192:
1187:
1182:
1172:
1167:
1162:
1157:
1152:
1142:
1132:
257:
120:
378:
Jane's All the World's
Aircraft 1919 War Planes of the First World War: Fighters Volume One
1177:
1147:
816:
596:
303:
203:
78:
296:
784:
1252:
666:(Facsimile ed.). David & Charles (Publishing) Limited. pp. 79a to 80a.
613:(Facsimile ed.). David & Charles (Publishing) Limited. pp. 79a to 80a.
319:
195:
164:
157:
1054:
874:
564:
154:
813:
Contemporary technical description of F.K.23 Bantam with photographs and drawings.
447:
356:
352:
273:
207:
135:
588:
1113:
1108:
1103:
1098:
1093:
1088:
1064:
1059:
1049:
884:
879:
869:
751:
734:
717:
700:
484:
121 mph (195 km/h; 105 kn) at 20,000 ft (6,096.00 m)
481:
127 mph (204 km/h; 110 kn) at 15,000 ft (4,572.00 m)
478:
134 mph (216 km/h; 116 kn) at 10,000 ft (3,048.00 m)
592:
360:
280:
199:
210:
with one aircraft where it was re-engined with a 200 hp (149 kW)
1069:
889:
348:
214:
radial engine. Several examples were operated as civil racing aircraft.
149:'s first design for the British Aerial Transport Company (BAT) was the
123:
206:
were factors in no more orders for the Bantam. Koolhoven returned to
900:
250:
131:
337:
450:
7-cyl. air-cooled radial piston engine, 200 hp (150 kW)
904:
820:
194:
The production Bantam had to be modified due to unsatisfactory
682:
The
Illustrated Encyclopedia of Aircraft (Part Work 1982-1985)
347:
One aircraft, registered K-123, originally on display at the
440:
22 imp gal (100.01 L; 26.42 US gal)
708:
Jackson, A. J. (April 1983). "Bats and
Bantams – Part 2".
689:
Jackson, A. J. (March 1983). "Bats and
Bantams – Part 1".
232:
Production aircraft, 3 prototypes + 9 aircraft were built.
742:
Jackson, A. J. (June 1983). "Bats and
Bantams – Part 4".
528:
15,000 ft (4,572.00 m) in 21 minutes 29 seconds
725:
Jackson, A. J. (May 1983). "Bats and
Bantams – Part 3".
525:
10,000 ft (3,048.00 m) in 7 minutes 12 seconds
655:
War Planes of the First World War: Volume One: Fighters
638:. London: Macdonald & Co. (Publishers). p. 63.
636:
War Planes of the First World War: Volume One: Fighters
518:
5,000 ft (1,524.00 m) in 3 minutes 10 seconds
471:
138 mph (222 km/h, 120 kn) at sea level
202:. Continuous engine problems and downsizing of the
179:
on 26 July 1918, one was delivered to the French at
1122:
1078:
1029:
955:
939:
105:
97:
92:
84:
74:
62:
50:
42:
37:
20:
785:BAT FK23 Bantam Walkaround photos at IdFlieg.com
746:. Vol. 11, no. 6. pp. 339–342.
729:. Vol. 11, no. 5. pp. 274–277.
712:. Vol. 11, no. 4. pp. 205–208.
695:. Vol. 11, no. 3. pp. 150–155.
171:, the second prototype then being renamed the
916:
832:
8:
398:378 lb (171.46 kg) disposable load
657:. London: Macdonald & Co. (Publishers).
226:Prototypes and evaluation version, 2 built.
923:
909:
901:
839:
825:
817:
761:British Civil Aircraft since 1919 Volume 1
17:
589:B.A.T. F.K.23 Bantam moves to Rijksmuseum
128:British Aerial Transport Company Limited
57:British Aerial Transport Company Limited
32:Koolhoven/BAT F.K.23 Bantam in Rotterdam
581:
494:50 mph (80 km/h; 43 kn)
538:7.2 lb/sq ft (35 kg/m)
7:
664:Jane's All the World's Aircraft 1919
611:Jane's All the World's Aircraft 1919
803:(21): 662–667. 22 May 1919. No. 543
355:. The airplane was acquired by the
342:K-123 on display at the Rijksmuseum
329:received 1 aircraft for evaluation.
260:received 1 aircraft for evaluation.
404:18 ft 5 in (5.61 m)
14:
1264:British Aerial Transport aircraft
512:1,579 ft/min (8.02 m/s)
422:185 sq ft (17.2 m)
416:8 ft 2 in (2.49 m)
563:2× forward firing, synchronised
312:
289:
266:
243:
26:
1274:Single-engined tractor aircraft
1259:1910s British fighter aircraft
848:British Aerial Transport (BAT)
371:Specifications (F.K.23 Bantam)
183:and a further aircraft to the
1:
1080:Nationale Vliegtuig Industrie
506:20,000 ft (6,100 m)
1284:Aircraft first flown in 1918
327:United States Army Air Corps
283:factory operated 1 aircraft.
185:United States Army Air Corps
177:Royal Aircraft Establishment
565:0.303 in (7.7 mm)
434:1,333 lb (605 kg)
1300:
119:was a British single-seat
1124:N.V. Koolhoven Vliegtuige
855:
547:0.1274 hp/lb (0.21 kW/kg)
428:830 lb (376 kg)
25:
1031:British Aerial Transport
940:Pre-World War I aircraft
759:Jackson, A. J. (1974).
410:25 ft (7.6 m)
383:General characteristics
212:Armstrong Siddeley Lynx
198:characteristics of the
343:
142:Design and development
341:
947:Koolhoven Heidevogel
653:Bruce, J.M. (1965).
634:Bruce, J.M. (1965).
568:Vickers machine guns
306:operated 1 aircraft.
957:Armstrong Whitworth
791:"The B.A.T. Bantam"
684:. Orbis Publishing.
662:Grey, C.G. (1969).
609:Grey, C.G. (1969).
147:Frederick Koolhoven
68:Frederick Koolhoven
46:Single-seat Fighter
38:General information
1279:Koolhoven aircraft
763:. London: Putnam.
500:3 hours 30 minutes
344:
1246:
1245:
898:
897:
744:Aeroplane Monthly
727:Aeroplane Monthly
710:Aeroplane Monthly
692:Aeroplane Monthly
673:978-0-7153-4647-1
620:978-0-7153-4647-1
516:Time to altitude:
162:Gnome Monosoupape
117:BAT F.K.23 Bantam
113:
112:
98:Introduction date
1291:
1055:F.K.25 Basilisk
925:
918:
911:
902:
841:
834:
827:
818:
812:
810:
808:
774:
755:
738:
721:
704:
685:
677:
658:
640:
639:
631:
625:
624:
606:
600:
586:
555:
504:Service ceiling:
464:
385:
318:
316:
315:
295:
293:
292:
272:
270:
269:
258:French Air Force
249:
247:
246:
229:F.K.23 Bantam II
30:
18:
1299:
1298:
1294:
1293:
1292:
1290:
1289:
1288:
1249:
1248:
1247:
1242:
1118:
1074:
1025:
951:
935:
929:
899:
894:
875:F.K.25 Basilisk
851:
845:
806:
804:
789:
781:
771:
758:
741:
724:
707:
688:
680:
674:
661:
652:
649:
644:
643:
633:
632:
628:
621:
608:
607:
603:
597:The Night Watch
587:
583:
578:
556:
551:
460:
381:
373:
336:
313:
311:
304:Royal Air Force
290:
288:
267:
265:
244:
242:
239:
223:F.K.22 Bantam I
220:
204:Royal Air Force
169:F.K.23 Bantam I
144:
79:Royal Air Force
70:
33:
12:
11:
5:
1297:
1295:
1287:
1286:
1281:
1276:
1271:
1266:
1261:
1251:
1250:
1244:
1243:
1241:
1240:
1235:
1230:
1225:
1220:
1215:
1210:
1205:
1200:
1195:
1190:
1185:
1180:
1175:
1170:
1165:
1160:
1155:
1150:
1145:
1140:
1135:
1129:
1127:
1120:
1119:
1117:
1116:
1111:
1106:
1101:
1096:
1091:
1085:
1083:
1076:
1075:
1073:
1072:
1067:
1062:
1057:
1052:
1047:
1042:
1036:
1034:
1027:
1026:
1024:
1023:
1018:
1013:
1008:
1003:
998:
993:
988:
983:
978:
973:
968:
962:
960:
953:
952:
950:
949:
943:
941:
937:
936:
930:
928:
927:
920:
913:
905:
896:
895:
893:
892:
887:
882:
877:
872:
867:
862:
856:
853:
852:
846:
844:
843:
836:
829:
821:
815:
814:
787:
780:
779:External links
777:
776:
775:
769:
756:
739:
722:
705:
686:
678:
672:
659:
648:
645:
642:
641:
626:
619:
601:
580:
579:
577:
574:
571:
570:
549:
548:
539:
532:
531:
530:
529:
526:
520:
519:
513:
510:Rate of climb:
507:
501:
495:
488:
487:
486:
485:
482:
479:
473:
472:
469:Maximum speed:
458:
457:
451:
441:
438:Fuel capacity:
435:
429:
423:
417:
411:
405:
399:
393:
372:
369:
368:
367:
364:
335:
332:
331:
330:
323:
322:
308:
307:
300:
299:
297:United Kingdom
285:
284:
277:
276:
262:
261:
254:
253:
238:
235:
234:
233:
230:
227:
224:
219:
216:
155:A.B.C Mosquito
143:
140:
111:
110:
107:
103:
102:
99:
95:
94:
90:
89:
86:
82:
81:
76:
72:
71:
66:
64:
60:
59:
54:
48:
47:
44:
40:
39:
35:
34:
31:
23:
22:
13:
10:
9:
6:
4:
3:
2:
1296:
1285:
1282:
1280:
1277:
1275:
1272:
1270:
1267:
1265:
1262:
1260:
1257:
1256:
1254:
1239:
1236:
1234:
1231:
1229:
1226:
1224:
1221:
1219:
1216:
1214:
1211:
1209:
1206:
1204:
1201:
1199:
1196:
1194:
1191:
1189:
1186:
1184:
1181:
1179:
1176:
1174:
1171:
1169:
1166:
1164:
1161:
1159:
1156:
1154:
1151:
1149:
1146:
1144:
1141:
1139:
1136:
1134:
1131:
1130:
1128:
1125:
1121:
1115:
1112:
1110:
1107:
1105:
1102:
1100:
1097:
1095:
1092:
1090:
1087:
1086:
1084:
1081:
1077:
1071:
1068:
1066:
1063:
1061:
1058:
1056:
1053:
1051:
1050:F.K.24 Baboon
1048:
1046:
1045:F.K.23 Bantam
1043:
1041:
1038:
1037:
1035:
1032:
1028:
1022:
1019:
1017:
1014:
1012:
1009:
1007:
1004:
1002:
999:
997:
994:
992:
989:
987:
984:
982:
979:
977:
974:
972:
969:
967:
964:
963:
961:
958:
954:
948:
945:
944:
942:
938:
933:
926:
921:
919:
914:
912:
907:
906:
903:
891:
888:
886:
883:
881:
878:
876:
873:
871:
870:F.K.24 Baboon
868:
866:
865:F.K.23 Bantam
863:
861:
860:F.K.22 Bantam
858:
857:
854:
849:
842:
837:
835:
830:
828:
823:
822:
819:
802:
798:
797:
792:
788:
786:
783:
782:
778:
772:
770:0-370-10006-9
766:
762:
757:
753:
749:
745:
740:
736:
732:
728:
723:
719:
715:
711:
706:
702:
698:
694:
693:
687:
683:
679:
675:
669:
665:
660:
656:
651:
650:
646:
637:
630:
627:
622:
616:
612:
605:
602:
598:
594:
590:
585:
582:
575:
573:
569:
566:
562:
559:
558:
557:
554:
546:
544:
540:
537:
536:Wing loading:
534:
533:
527:
524:
523:
522:
521:
517:
514:
511:
508:
505:
502:
499:
496:
493:
492:Landingspeed:
490:
489:
483:
480:
477:
476:
475:
474:
470:
467:
466:
465:
463:
455:
452:
449:
445:
442:
439:
436:
433:
432:Gross weight:
430:
427:
426:Empty weight:
424:
421:
418:
415:
412:
409:
406:
403:
400:
397:
394:
391:
388:
387:
386:
384:
379:
377:
370:
365:
362:
358:
354:
350:
346:
345:
340:
333:
328:
325:
324:
321:
320:United States
310:
309:
305:
302:
301:
298:
287:
286:
282:
279:
278:
275:
264:
263:
259:
256:
255:
252:
241:
240:
236:
231:
228:
225:
222:
221:
217:
215:
213:
209:
205:
201:
197:
192:
190:
186:
182:
178:
174:
170:
166:
165:rotary engine
163:
159:
158:radial engine
156:
152:
148:
141:
139:
137:
133:
129:
125:
122:
118:
108:
104:
100:
96:
91:
87:
83:
80:
77:
73:
69:
65:
61:
58:
55:
53:
49:
45:
41:
36:
29:
24:
21:F.K.23 Bantam
19:
16:
1044:
1039:
966:F.K.1 Sissit
864:
859:
805:. Retrieved
800:
794:
760:
743:
726:
709:
690:
681:
663:
654:
635:
629:
610:
604:
584:
572:
560:
552:
550:
541:
535:
515:
509:
503:
497:
491:
468:
461:
459:
453:
443:
437:
431:
425:
419:
413:
407:
401:
395:
389:
382:
380:
375:
374:
193:
189:Wright Field
181:Villacoublay
172:
168:
150:
145:
126:produced by
116:
114:
106:First flight
85:Number built
75:Primary user
52:Manufacturer
15:
1070:F.K.28 Crow
890:F.K.28 Crow
462:Performance
454:Propellers:
448:ABC Wasp II
444:Powerplant:
357:Rijksmuseum
353:Netherlands
274:Netherlands
208:Netherlands
136:World War I
1253:Categories
807:12 January
647:References
543:Power/mass
498:Endurance:
420:Wing area:
200:prototypes
1082:aircraft]
932:Koolhoven
752:0143-7240
735:0143-7240
718:0143-7240
701:0143-7240
593:Rembrandt
408:Wingspan:
396:Capacity:
376:Data from
361:Amsterdam
334:Survivors
281:Koolhoven
237:Operators
191:in 1922.
173:Bantam II
1269:Biplanes
1126:aircraft
1033:aircraft
959:aircraft
934:aircraft
850:aircraft
553:Armament
349:Aviodome
218:Variants
63:Designer
414:Height:
402:Length:
134:during
124:biplane
121:fighter
93:History
1238:F.K.59
1233:F.K.58
1228:F.K.57
1223:F.K.56
1218:F.K.55
1213:F.K.54
1208:F.K.53
1203:F.K.52
1198:F.K.51
1193:F.K.50
1188:F.K.49
1183:F.K.48
1178:F.K.47
1173:F.K.46
1168:F.K.45
1163:F.K.44
1158:F.K.43
1153:F.K.42
1148:F.K.41
1143:F.K.40
1138:F.K.36
1133:F.K.30
1114:F.K.35
1109:F.K.34
1104:F.K.33
1099:F.K.32
1094:F.K.31
1089:F.K.29
1065:F.K.27
1060:F.K.26
1040:F.K.22
1021:F.K.13
1016:F.K.12
1011:F.K.10
885:F.K.27
880:F.K.26
796:Flight
767:
750:
733:
716:
699:
670:
617:
317:
294:
271:
251:France
248:
151:F.K.22
132:London
1006:F.K.9
1001:F.K.8
996:F.K.7
991:F.K.6
986:F.K.5
981:F.K.4
976:F.K.3
971:F.K.2
576:Notes
561:Guns:
390:Crew:
809:2011
765:ISBN
748:ISSN
731:ISSN
714:ISSN
697:ISSN
668:ISBN
615:ISBN
446:1 ×
196:spin
115:The
109:1918
101:1921
43:Type
595:'s
359:in
187:at
130:of
1255::
801:XI
799:.
793:.
351:,
138:.
88:15
924:e
917:t
910:v
840:e
833:t
826:v
811:.
773:.
754:.
737:.
720:.
703:.
676:.
623:.
545::
392:1
363:.
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
