29:
204:
177:
The aircraft flew for the first time in
September 1927. Its original Packard engines did not provide enough power for the aircraft, and it was refitted with more powerful
831:
423:
188:
Three other similar aircraft designs were requested by the Army Air Corps around the same time which competed against the XB-1 for the contract. Of these three (the
806:
457:
452:
403:
1545:
169:. The Army Air Corps had decided that single-engined bombers such as the XHB-1 performed worse, and weren't as safe as twin-engined bombers.
1530:
489:
784:
165:
The XB-1's gunnery arrangement was new for an
American bomber, but it had been previously used by the British and the Germans during
1312:
1540:
178:
1550:
799:
462:
1484:
482:
815:
1525:
1379:
823:
792:
763:
537:
150:
1500:
1208:
1203:
1193:
1109:
819:
115:
1435:
1228:
1156:
1151:
1124:
1104:
1069:
1277:
1198:
758:
542:
475:
814:
467:
1260:
1223:
1134:
1129:
705:
1384:
768:
522:
517:
1218:
1213:
1171:
827:
398:
1359:
1307:
51:
1479:
1238:
314:
1463:
1374:
1319:
1302:
1114:
1089:
157:'Cyclops'. It was essentially the same in size, but sported a twin tail and twin engines.
8:
1430:
1099:
1458:
994:
941:
532:
371:
189:
1535:
1094:
1074:
967:
957:
628:
502:
381:
359:
336:
154:
98:
56:
1188:
1161:
855:
684:
679:
674:
669:
664:
563:
558:
126:
88:
1412:
1364:
773:
527:
1255:
1181:
1166:
1141:
865:
721:
568:
270:
200:), the Curtiss model eventually won, and only a single XB-1 was ever produced.
1519:
1407:
1344:
1334:
1329:
1282:
1233:
1176:
1146:
1084:
1079:
1039:
1019:
910:
905:
895:
890:
885:
880:
875:
608:
603:
593:
588:
583:
578:
573:
386:
193:
44:
1402:
1369:
1349:
1324:
1297:
1292:
1272:
1250:
1243:
1119:
1064:
1059:
1014:
1009:
1004:
999:
962:
920:
915:
900:
870:
742:
726:
648:
643:
638:
633:
618:
613:
598:
376:
197:
142:
138:
28:
1354:
1339:
1287:
1265:
1054:
1049:
1044:
1034:
1029:
1024:
860:
689:
498:
166:
497:
274:
203:
181:"Conqueror" engines. This new configuration was designated the
111:
344:
2,500 lb (1,100 kg); 4,000 lb (1,800 kg) on short runs
366:
Aircraft of comparable role, configuration, and era
121:The XB-1 was the first aircraft named using just a
1517:
404:List of military aircraft of the United States
800:
483:
807:
793:
490:
476:
310:5.899 lb/sq ft (28.80 kg/m)
298:700 mi (1,100 km, 610 nmi)
211:
160:
830:bomber designations, Army/Air Force and
292:100 mph (160 km/h, 86 kn)
202:
1518:
172:
788:
471:
1546:Twin piston-engined tractor aircraft
251:1,604 sq ft (149.0 m)
1531:1920s United States bomber aircraft
13:
239:85 ft 0 in (25.9 m)
233:61 ft 6 in (18.7 m)
153:, was an extension of the earlier
14:
1562:
463:Encyclopedia of American Aircraft
446:
245:19 ft 3 in (5.9 m)
27:
207:Close view of starboard nacelle
416:
263:16,500 lb (7,480 kg)
145:'. The first XB-1, called the
1:
503:Keystone and Keystone-Loening
409:
304:15,000 ft (4,600 m)
257:9,462 lb (4,292 kg)
1541:Aircraft first flown in 1927
458:USAF Museum Article on XB-1B
116:United States Army Air Corps
7:
1473:Fighter-bomber, in F-series
453:USAF Museum Article on XB-1
430:. August 5, 1927. p. 8
348:
273:-5 Conqueror liquid-cooled
10:
1567:
1551:Conventional landing gear
1493:
1472:
1451:
1444:
1421:
1393:
980:
950:
929:
848:
839:
751:
735:
714:
698:
657:
551:
511:Manufacturer designations
510:
94:
83:
78:
70:
62:
50:
40:
35:
26:
21:
16:American bomber prototype
57:Huff-Daland Aero Company
399:List of bomber aircraft
277:, 600 hp (450 kW) each
218:General characteristics
428:Lawrence Journal-World
319:0.072 hp/lb (120 W/kg)
212:Specifications (XB-1B)
208:
161:Design and development
137:prefixes, signifying '
125:designation. Prior to
1452:Redesignated A-series
335:6 Ă— .30 in (7.62 mm)
206:
129:, the U.S. Army used
1526:Huff-Daland aircraft
1422:Tri-Service sequence
715:Observation aircraft
354:Related development
173:Operational history
36:General information
840:Original sequences
372:Curtiss B-2 Condor
337:Lewis machine guns
209:
1513:
1512:
1509:
1508:
1394:Long-range bomber
976:
975:
782:
781:
382:Huff-Daland XHB-1
360:Huff-Daland XHB-1
155:Huff-Daland XHB-1
104:
103:
99:Huff-Daland XHB-1
1558:
1449:
1448:
846:
845:
809:
802:
795:
786:
785:
492:
485:
478:
469:
468:
440:
439:
437:
435:
424:"To Test Bomber"
420:
327:
302:Service ceiling:
285:
220:
179:Curtiss Aircraft
110:was a prototype
108:Huff-Daland XB-1
31:
19:
18:
1566:
1565:
1561:
1560:
1559:
1557:
1556:
1555:
1516:
1515:
1514:
1505:
1489:
1468:
1440:
1423:
1417:
1395:
1389:
982:
972:
946:
925:
841:
835:
813:
783:
778:
747:
731:
710:
699:Patrol aircraft
694:
653:
547:
506:
496:
449:
444:
443:
433:
431:
422:
421:
417:
412:
351:
328:
323:
281:
216:
214:
175:
163:
112:bomber aircraft
17:
12:
11:
5:
1564:
1554:
1553:
1548:
1543:
1538:
1533:
1528:
1511:
1510:
1507:
1506:
1504:
1503:
1497:
1495:
1491:
1490:
1488:
1487:
1482:
1476:
1474:
1470:
1469:
1467:
1466:
1461:
1455:
1453:
1446:
1445:Non-sequential
1442:
1441:
1439:
1438:
1433:
1427:
1425:
1424:(1962–current)
1419:
1418:
1416:
1415:
1410:
1405:
1399:
1397:
1391:
1390:
1388:
1387:
1382:
1377:
1372:
1367:
1362:
1357:
1352:
1347:
1342:
1337:
1332:
1327:
1322:
1317:
1316:
1315:
1310:
1300:
1295:
1290:
1285:
1280:
1275:
1270:
1269:
1268:
1258:
1253:
1248:
1247:
1246:
1236:
1231:
1226:
1221:
1216:
1211:
1206:
1201:
1196:
1191:
1186:
1185:
1184:
1179:
1169:
1164:
1159:
1154:
1149:
1144:
1139:
1138:
1137:
1127:
1122:
1117:
1112:
1107:
1102:
1097:
1092:
1087:
1082:
1077:
1072:
1067:
1062:
1057:
1052:
1047:
1042:
1037:
1032:
1027:
1022:
1017:
1012:
1007:
1002:
997:
992:
986:
984:
978:
977:
974:
973:
971:
970:
965:
960:
954:
952:
948:
947:
945:
944:
939:
933:
931:
927:
926:
924:
923:
918:
913:
908:
903:
898:
893:
888:
883:
878:
873:
868:
863:
858:
852:
850:
843:
837:
836:
812:
811:
804:
797:
789:
780:
779:
777:
776:
771:
766:
761:
755:
753:
749:
748:
746:
745:
739:
737:
736:Scout aircraft
733:
732:
730:
729:
724:
718:
716:
712:
711:
709:
708:
702:
700:
696:
695:
693:
692:
687:
682:
677:
672:
667:
661:
659:
655:
654:
652:
651:
646:
641:
636:
631:
626:
621:
616:
611:
606:
601:
596:
591:
586:
581:
576:
571:
566:
561:
555:
553:
549:
548:
546:
545:
540:
535:
530:
525:
520:
514:
512:
508:
507:
495:
494:
487:
480:
472:
466:
465:
460:
455:
448:
447:External links
445:
442:
441:
414:
413:
411:
408:
407:
406:
401:
390:
389:
384:
379:
374:
363:
362:
350:
347:
346:
345:
339:
321:
320:
311:
305:
299:
293:
290:Maximum speed:
279:
278:
271:Curtiss V-1570
264:
258:
252:
246:
240:
234:
228:
213:
210:
174:
171:
162:
159:
114:built for the
102:
101:
96:
95:Developed from
92:
91:
85:
81:
80:
76:
75:
72:
68:
67:
64:
60:
59:
54:
48:
47:
42:
38:
37:
33:
32:
24:
23:
15:
9:
6:
4:
3:
2:
1563:
1552:
1549:
1547:
1544:
1542:
1539:
1537:
1534:
1532:
1529:
1527:
1524:
1523:
1521:
1502:
1499:
1498:
1496:
1492:
1486:
1483:
1481:
1478:
1477:
1475:
1471:
1465:
1462:
1460:
1457:
1456:
1454:
1450:
1447:
1443:
1437:
1434:
1432:
1429:
1428:
1426:
1420:
1414:
1411:
1409:
1406:
1404:
1401:
1400:
1398:
1392:
1386:
1383:
1381:
1378:
1376:
1373:
1371:
1368:
1366:
1363:
1361:
1358:
1356:
1353:
1351:
1348:
1346:
1343:
1341:
1338:
1336:
1333:
1331:
1328:
1326:
1323:
1321:
1318:
1314:
1311:
1309:
1306:
1305:
1304:
1301:
1299:
1296:
1294:
1291:
1289:
1286:
1284:
1281:
1279:
1276:
1274:
1271:
1267:
1264:
1263:
1262:
1259:
1257:
1254:
1252:
1249:
1245:
1242:
1241:
1240:
1237:
1235:
1232:
1230:
1227:
1225:
1222:
1220:
1217:
1215:
1212:
1210:
1207:
1205:
1202:
1200:
1197:
1195:
1192:
1190:
1187:
1183:
1180:
1178:
1175:
1174:
1173:
1170:
1168:
1165:
1163:
1160:
1158:
1155:
1153:
1150:
1148:
1145:
1143:
1140:
1136:
1133:
1132:
1131:
1128:
1126:
1123:
1121:
1118:
1116:
1113:
1111:
1108:
1106:
1103:
1101:
1098:
1096:
1093:
1091:
1088:
1086:
1083:
1081:
1078:
1076:
1073:
1071:
1068:
1066:
1063:
1061:
1058:
1056:
1053:
1051:
1048:
1046:
1043:
1041:
1038:
1036:
1033:
1031:
1028:
1026:
1023:
1021:
1018:
1016:
1013:
1011:
1008:
1006:
1003:
1001:
998:
996:
993:
991:
988:
987:
985:
981:Main sequence
979:
969:
966:
964:
961:
959:
956:
955:
953:
949:
943:
940:
938:
935:
934:
932:
930:Medium bomber
928:
922:
919:
917:
914:
912:
909:
907:
904:
902:
899:
897:
894:
892:
889:
887:
884:
882:
879:
877:
874:
872:
869:
867:
864:
862:
859:
857:
854:
853:
851:
847:
844:
838:
833:
829:
825:
821:
817:
810:
805:
803:
798:
796:
791:
790:
787:
775:
772:
770:
767:
765:
762:
760:
757:
756:
754:
750:
744:
741:
740:
738:
734:
728:
725:
723:
720:
719:
717:
713:
707:
704:
703:
701:
697:
691:
688:
686:
683:
681:
678:
676:
673:
671:
668:
666:
663:
662:
660:
656:
650:
647:
645:
642:
640:
637:
635:
632:
630:
627:
625:
622:
620:
617:
615:
612:
610:
607:
605:
602:
600:
597:
595:
592:
590:
587:
585:
582:
580:
577:
575:
572:
570:
567:
565:
562:
560:
557:
556:
554:
550:
544:
541:
539:
536:
534:
531:
529:
526:
524:
521:
519:
516:
515:
513:
509:
504:
500:
493:
488:
486:
481:
479:
474:
473:
470:
464:
461:
459:
456:
454:
451:
450:
429:
425:
419:
415:
405:
402:
400:
397:
396:
395:
394:
393:Related lists
388:
387:Sikorsky S-37
385:
383:
380:
378:
375:
373:
370:
369:
368:
367:
361:
358:
357:
356:
355:
343:
340:
338:
334:
331:
330:
329:
326:
318:
316:
312:
309:
308:Wing loading:
306:
303:
300:
297:
294:
291:
288:
287:
286:
284:
276:
272:
268:
265:
262:
261:Gross weight:
259:
256:
255:Empty weight:
253:
250:
247:
244:
241:
238:
235:
232:
229:
226:
223:
222:
221:
219:
205:
201:
199:
195:
194:Sikorsky S-37
191:
186:
184:
180:
170:
168:
158:
156:
152:
148:
147:Super-Cyclops
144:
140:
136:
132:
128:
124:
119:
117:
113:
109:
100:
97:
93:
90:
86:
82:
77:
73:
69:
65:
61:
58:
55:
53:
49:
46:
45:Medium bomber
43:
39:
34:
30:
25:
20:
989:
951:Heavy bomber
936:
849:Light bomber
623:
432:. Retrieved
427:
418:
392:
391:
377:Fokker XLB-2
365:
364:
353:
352:
341:
332:
324:
322:
313:
307:
301:
295:
289:
282:
280:
266:
260:
254:
248:
242:
236:
230:
224:
217:
215:
198:Fokker XLB-2
187:
182:
176:
164:
146:
143:Heavy Bomber
139:Light Bomber
134:
130:
122:
120:
107:
105:
84:First flight
71:Number built
52:Manufacturer
1396:(1935–1936)
983:(1930–1962)
842:(1924–1930)
832:Tri-Service
499:Huff-Daland
283:Performance
275:V12 engines
267:Powerplant:
190:XB-2 Condor
167:World War I
151:Huff-Daland
1520:Categories
769:Pathfinder
410:References
315:Power/mass
249:Wing area:
87:September
759:Air Yacht
434:April 29,
237:Wingspan:
1536:Biplanes
764:Commuter
658:Trainers
505:aircraft
349:See also
325:Armament
196:and the
66:Scrapped
834:systems
552:Bombers
243:Height:
231:Length:
141:' and '
79:History
1485:FB-111
1313:RB-57F
1308:RB-57D
1182:NB-36H
774:Pronto
342:Bombs:
296:Range:
192:, the
63:Status
1494:Other
1480:FB-22
1413:BLR-3
1408:BLR-2
1403:BLR-1
1266:B-50C
1244:B-47C
1177:B-36G
1135:B-29D
921:LB-14
916:LB-13
911:LB-12
906:LB-11
901:LB-10
824:USAAF
820:USAAC
816:USAAS
752:Names
722:XO-15
629:XHB-1
619:LB-14
614:LB-13
609:LB-12
604:LB-11
599:LB-10
569:XLB-3
564:XLB-1
518:HD.8A
333:Guns:
225:Crew:
183:XB-1B
1501:B-21
1464:B-26
1459:B-20
1385:B-71
1380:B-70
1375:B-69
1370:B-68
1365:B-67
1360:B-66
1355:B-65
1350:B-64
1345:B-63
1340:B-62
1335:B-61
1330:B-60
1325:B-59
1320:B-58
1303:B-57
1298:B-56
1293:B-55
1288:B-54
1283:B-53
1278:B-52
1273:B-51
1261:B-50
1256:B-49
1251:B-48
1239:B-47
1234:B-46
1229:B-45
1224:B-44
1219:B-43
1214:B-42
1209:B-41
1204:B-40
1199:B-39
1194:B-38
1189:B-37
1172:B-36
1167:B-35
1162:B-34
1157:B-33
1152:B-32
1147:B-31
1142:B-30
1130:B-29
1125:B-28
1120:B-27
1115:B-26
1110:B-25
1105:B-24
1100:B-23
1095:B-22
1090:B-21
1085:B-20
1080:B-19
1075:B-18
1070:B-17
1065:B-16
1060:B-15
1055:B-14
1050:B-13
1045:B-12
1040:B-11
1035:B-10
968:HB-3
963:HB-2
958:HB-1
896:LB-9
891:LB-8
886:LB-7
881:LB-6
876:LB-5
871:LB-4
866:LB-3
861:LB-2
856:LB-1
828:USAF
743:XS2L
685:AT-2
680:AT-1
675:TW-5
670:TA-6
665:TA-2
624:XB-1
594:LB-9
589:LB-8
584:LB-7
579:LB-6
574:LB-5
559:LB-1
543:K-85
538:K-84
533:K-78
528:K-55
523:K-47
436:2017
269:2 Ă—
133:and
127:1926
106:The
89:1927
41:Type
22:XB-1
1436:B-2
1431:B-1
1030:B-9
1025:B-8
1020:B-7
1015:B-6
1010:B-5
1005:B-4
1000:B-3
995:B-2
990:B-1
942:B-2
937:B-1
727:XOK
649:B-6
644:B-5
639:B-4
634:B-3
149:by
135:HB-
131:LB-
1522::
706:PK
690:NK
501:,
426:.
185:.
123:B-
118:.
826:/
822:/
818:/
808:e
801:t
794:v
491:e
484:t
477:v
438:.
317::
227:5
74:1
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
