631:
362:. There was also an auxiliary base plate that fitted around it, to increase its area for use on softer ground. Later an integrated trailer/base plate was developed, called the Mk 1 Mobile Baseplate. The wheels, which were on suspension arms, were unlocked and raised for firing; the Mk1/1 had detachable wheels and the barrel with tripod attached, was stowed on top for towing. The mobile base plate trailer mounting could be brought into action by 2 men. Regarding rate of fire, one source reports a crew putting 23 bombs in the air before the first impacted.
667:
658:
640:
649:
445:
393:
460:
610:
423:
42:
550:
408:
580:
535:
475:
595:
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565:
520:
505:
370:
Both HE (9.1 kg (20 lb)) and smoke (10.2 kg (22 lb)) ammunition was used. Smoke included WP and Base
Ejection, and in World War II other types for practice. Two charges were available. In World War II, both streamlined and cylindrical bombs were available. Chemical munitions
290:
Around mid-1943, the Royal
Engineer chemical warfare companies were disbanded as an emergency expedient and one heavy mortar company of each infantry division machine-gun battalion was equipped with the mortar. This company was organized with sixteen 4.2 in (110 mm) mortars, in four
291:
platoons of four mortars each. In early 1944, divisions in Italy also held a pool of mortars for issue to other units as needed, usually troops in the divisional anti-tank regiment, some regiments even converted one or more batteries to mortars.
287:. During the battle, 66 Mortar Company provided intense, effective supporting fire on the 24th Brigade's exposed right flank, as the infantry advanced, expending all of the 4.2 in (110 mm) HE mortar ammunition in the theatre.
1734:
354:
The 4.2 in (110 mm) mortar entered production at the end of 1941 with a standard base plate and tripod. The normal detachment was six men and it was transported with ammunition in a 10
929:
962:
1754:
1744:
265:
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955:
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96:
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893:
630:
1632:
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1234:
1357:
793:
280:
1017:
299:
100:
1739:
1693:
1508:
1075:
1594:
1169:
284:
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1340:
1105:
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940:
666:
657:
639:
1090:
648:
1652:
1609:
1569:
1480:
1470:
1164:
326:
in 1961 and manned by soldiers from air defence batteries during the
Confrontation in Borneo in 1965. The
191:
1688:
1647:
1642:
1589:
1189:
1085:
319:
1584:
1184:
1475:
1428:
1283:
1270:
1199:
1128:
1123:
1050:
343:
1443:
1574:
1318:
1214:
1179:
824:
339:
1433:
691:
685:
170:
1438:
1708:
1624:
1528:
1379:
1007:
899:
875:
856:
745:
735:
331:
294:
Ordnance ML 4.2 in (110 mm) mortars were slower to reach
Commonwealth forces in the
731:
725:
272:. It entered widespread British service in 1942, equipping chemical warfare companies of the
1614:
1599:
1485:
1362:
1219:
1159:
1065:
988:
88:
1453:
1448:
1045:
17:
1683:
1423:
1367:
1209:
1204:
996:
315:
273:
249:
225:
55:
338:
82mm mortars. Reserve stocks of 4.2 in (110 mm) mortar bombs were used by the
41:
1549:
1500:
1464:
1408:
1336:
1055:
1037:
615:
428:
372:
303:
1723:
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1373:
1138:
1133:
1001:
355:
261:
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1244:
1012:
976:
359:
322:
in Korea. They were used during the 1950s, also by airborne artillery, deployed to
211:
1559:
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1418:
1303:
1293:
1148:
555:
413:
327:
295:
1458:
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1313:
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335:
915:
Diary of a CANLOAN Officer (with the
Middlesex Regt in NW Europe 1944–5)
1394:
1349:
1308:
1288:
1115:
181:
1022:
600:
495:
465:
323:
260:
The 4.2 in (110 mm) mortar was a smooth-bore weapon of the
888:
Maintenance Manual for ML 2-inch, ML 3-inch and SB 4.2-inch mortars
1604:
1389:
1032:
771:
Maintenance Manual for ML 2-inch, ML 3-inch and SB 4.2-inch mortar
570:
510:
1637:
1513:
1194:
1070:
525:
1333:
944:
794:"Lt Col PVJ (Jayantha) de Silva, SL Light Infantry (1941-2023)"
358:(1,120 lb (510 kg)) trailer, usually towed behind a
302:
were reportedly the first to receive them, before forces in
844:
Fighting
Vehicles and Weapons of the Modern British Army
314:
After World War II, the mortars were handed over to the
283:, when the 66th Mortar Company (RE) was attached to the
252:
used by the
British Army during and after World War II.
342:
to drop from helicopters during the early stages of
1735:
World War II infantry mortars of the United
Kingdom
1666:
1623:
1542:
1499:
1388:
1348:
1266:
1243:
1147:
1114:
1031:
987:
234:
224:
210:
200:
190:
180:
169:
151:
127:
122:
111:
106:
84:
74:
69:
61:
51:
32:
825:"Anti-Tankers Form 39 Mortar Battery | NZETC"
874:(1st ed.). St Leonards: Allen & Unwin.
266:Armaments Research and Development Establishment
46:Ordnance ML 4.2-inch mortar on mobile base plate
1046:SMLE No. 1 Mk III* & Lee-Enfield No. 4 Mk.I
872:The Gunners – A History of Australian Artillery
680:Weapons of comparable role, performance and era
142:Auxiliary baseplate: 318 lb (144 kg)
956:
8:
779:
777:
371:included the MK I chemical mortar bomb with
318:, the 170th Mortar Battery used them at the
276:(RE). The Mark 3 became the standard model.
145:Mobile baseplate: 602 lb (273 kg)
1330:
963:
949:
941:
917:(self-published ed.). Saint John, NB.
29:
1755:Weapons and ammunition introduced in 1942
930:"British mortars of the Second World War"
730:. Gander, Terry. New York: Arco. p.
139:No 2 baseplate: 120 lb (54 kg)
1745:United Kingdom chemical weapons program
711:British mortars of the Second World War
704:
626:
1056:Lee–Enfield No.5 Mk.I "jungle carbine"
1215:Projector, 2½-inch Mk. II "Northover"
1205:29 mm spigot mortar "Blacker Bombard"
1018:Smith & Wesson "Victory" revolver
7:
846:(First ed.). London: Macdonald.
719:
717:
133:Mk 2 Barrel: 92 lb (42 kg)
895:The Encyclopedia of Weapons of WWII
855:(1st ed.). London: Brassey's.
997:Webley Mk IV & Mk VI Revolvers
25:
176:19 lb 13 oz (9 kg)
1750:Chemical weapon delivery systems
1230:3-inch Mk. I OSB gun "Smith gun"
665:
656:
647:
638:
629:
608:
593:
578:
563:
548:
533:
518:
503:
488:
473:
458:
443:
421:
406:
391:
334:until it was replaced by Soviet
285:Australian 24th Infantry Brigade
136:Tripod: 112 lb (51 kg)
97:Indonesia–Malaysia confrontation
40:
1253:British grenades of WWI and WW2
1008:Browning P-35 "Hi-Power" pistol
898:. Sterling Publishing Company.
298:. Australian Army units in the
1633:Rifle, Anti-Tank, .55 in, Boys
1200:Rifle, anti-tank, .55 in, Boys
235:Maximum firing range
112:
1:
1730:Mortars of the United Kingdom
1235:No. 2 "Lifebuoy" flamethrower
160:Mk 2: 68 in (1.7 m)
158:Mk 1: 64 in (1.6 m)
1699:No.2 "Lifebuoy" flamethrower
279:The first combat use was at
238:4,100 yd (3,700 m)
230:730 ft/s (223 m/s)
34:Ordnance ML 4.2-inch mortar
724:Chamberlain, Peter (1975).
281:Second Battle of El Alamein
246:Ordnance ML 4.2-inch mortar
18:Ordnance ML 4.2 inch Mortar
1771:
851:Bidwell, Shelford (1977).
300:South West Pacific theatre
101:Indo-Pakistani War of 1965
78:1942–1966 (United Kingdom)
1694:Ordnance ML 3 inch mortar
1486:De Lisle Commando carbine
1429:Enfield 1853 rifle-musket
1066:De Lisle Commando carbine
186:4.2 in (107 mm)
164:
62:Place of origin
39:
1595:Charlton Automatic Rifle
1170:Charlton Automatic Rifle
842:Pugh, Stevenson (1962).
270:Royal Ordnance Factories
264:and was designed by the
1534:Thompson submachine gun
1463:Lee–Enfield No.5 Mk.I "
1358:Beaumont–Adams revolver
1341:Commonwealth of Nations
1106:M1921/M1928/M1 Thompson
1481:Rieder Automatic Rifle
1471:Howell Automatic Rifle
892:Bishop, Chris (2002).
870:Horner, David (1995).
853:Artillery of the World
212:Rate of fire
1590:Vickers K machine gun
971:British Commonwealth
375:(HS or HT fillings).
320:Battle of Imjin River
1653:17 pdr anti-tank gun
1476:Huot Automatic Rifle
1185:Vickers–Berthier LMG
1153:other larger weapons
1129:Pattern 1913 bayonet
1124:Pattern 1907 bayonet
1051:Pattern 1914 Enfield
1013:M1911/M1911A1 pistol
344:Sri Lankan Civil War
330:had used during the
268:and produced by the
226:Muzzle velocity
1648:6 pdr anti-tank gun
1643:2 pdr anti-tank gun
727:Mortars and rockets
694:– Soviet equivalent
340:Sri Lanka Air Force
1689:SBML 2-inch mortar
1570:QF 2 pdr "Pom-Pom"
1225:ML 4.2-inch mortar
1210:SBML 2-inch mortar
692:107mm M1938 mortar
686:M2 4.2 inch mortar
568:
107:Production history
27:WW2 British mortar
1717:
1716:
1709:OTO Melara Mod 56
1529:F1 submachine gun
1380:Browning Hi-Power
1327:
1326:
1061:Ross Rifle Mk.III
332:1971 Insurrection
242:
241:
16:(Redirected from
1762:
1740:107 mm artillery
1679:25 pdr field gun
1615:L7 (machine gun)
1585:Vickers–Berthier
1363:Enfield revolver
1331:
1220:ML 3-inch mortar
1160:Besa machine gun
965:
958:
951:
942:
937:
918:
913:Fendick, Rex F.
909:
885:
866:
847:
829:
828:
821:
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410:
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397:
395:
394:
296:Pacific and Asia
220:10 rpm sustained
218:15 for 3 minutes
114:
89:Second World War
44:
35:
30:
21:
1770:
1769:
1765:
1764:
1763:
1761:
1760:
1759:
1720:
1719:
1718:
1713:
1684:Congreve rocket
1671:
1662:
1619:
1538:
1501:Submachine guns
1495:
1444:Martini–Enfield
1424:Brunswick rifle
1393:
1384:
1368:Webley Revolver
1344:
1335:Weapons of the
1328:
1323:
1262:
1239:
1152:
1143:
1110:
1038:submachine guns
1036:
1027:
983:
969:
928:
925:
912:
906:
891:
882:
869:
863:
850:
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832:
823:
822:
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809:
799:
797:
792:
791:
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782:
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770:
766:
762:Brassey's p. 92
761:
757:
742:
723:
722:
715:
710:
706:
701:
688:– US equivalent
682:
677:
670:
661:
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591:
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316:Royal Artillery
312:
274:Royal Engineers
258:
219:
217:
216:20 for 1 minute
165:
159:
99:
95:
91:
79:
75:In service
70:Service history
47:
33:
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1577:
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1557:
1552:
1550:Nordenfelt gun
1546:
1544:
1540:
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1536:
1531:
1526:
1521:
1516:
1511:
1505:
1503:
1497:
1496:
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1493:
1488:
1483:
1478:
1473:
1468:
1465:jungle carbine
1461:
1456:
1451:
1446:
1441:
1436:
1434:Snider–Enfield
1431:
1426:
1421:
1416:
1411:
1409:Ferguson rifle
1406:
1399:
1397:
1386:
1385:
1383:
1382:
1377:
1371:
1365:
1360:
1354:
1352:
1346:
1345:
1337:British Empire
1334:
1325:
1324:
1322:
1321:
1316:
1311:
1306:
1301:
1296:
1291:
1286:
1284:9mm Parabellum
1281:
1275:
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923:External links
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429:United Kingdom
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262:Stokes pattern
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123:Specifications
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65:United Kingdom
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1704:Stokes mortar
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1466:
1462:
1460:
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1440:
1439:Martini–Henry
1437:
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1432:
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1427:
1425:
1422:
1420:
1417:
1415:
1412:
1410:
1407:
1404:
1401:
1400:
1398:
1396:
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1381:
1378:
1375:
1374:Enfield No. 2
1372:
1369:
1366:
1364:
1361:
1359:
1356:
1355:
1353:
1351:
1347:
1342:
1338:
1332:
1320:
1319:15Ă—104mm Brno
1317:
1315:
1312:
1310:
1307:
1305:
1302:
1300:
1297:
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1290:
1287:
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1216:
1213:
1211:
1208:
1206:
1203:
1201:
1198:
1196:
1193:
1191:
1190:Vickers K gun
1188:
1186:
1183:
1181:
1178:
1176:
1173:
1171:
1168:
1166:
1163:
1161:
1158:
1157:
1155:
1150:
1146:
1140:
1139:No. 5 bayonet
1137:
1135:
1134:No. 4 bayonet
1132:
1130:
1127:
1125:
1122:
1121:
1119:
1117:
1113:
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1041:
1039:
1034:
1030:
1024:
1021:
1019:
1016:
1014:
1011:
1009:
1006:
1004:Mk I Revolver
1003:
1002:Enfield No. 2
1000:
998:
995:
994:
992:
990:
986:
982:
978:
974:
966:
961:
959:
954:
952:
947:
946:
943:
935:
934:WWIIEquipment
931:
927:
926:
922:
916:
911:
907:
905:9781586637620
901:
897:
896:
890:
887:
883:
881:1-86373-917-3
877:
873:
868:
864:
862:0-904609-04-9
858:
854:
849:
845:
840:
839:
835:
826:
820:
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811:
808:
795:
789:
786:
780:
778:
774:
768:
765:
759:
756:
751:
747:
743:
741:0-668-03817-9
737:
733:
729:
728:
720:
718:
714:
708:
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485:
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467:
455:
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388:
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378:
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365:
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349:
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68:
64:
60:
57:
54:
50:
43:
38:
31:
19:
1279:.303 British
1224:
1149:Machine-guns
977:World War II
933:
914:
894:
871:
852:
843:
819:
810:
798:. Retrieved
796:. The Island
788:
767:
758:
726:
707:
435:
434:
384:World War II
383:
382:
369:
360:Loyd Carrier
353:
313:
293:
289:
278:
259:
248:was a heavy
245:
243:
155: length
80:1942–present
1575:Vickers gun
1560:Gardner gun
1555:Gatling gun
1524:Sterling L2
1454:Lee–Enfield
1449:Lee–Metford
1419:Baker rifle
1304:.38 Special
1294:.455 Webley
800:30 December
556:New Zealand
414:New Zealand
373:Mustard gas
350:Description
328:Ceylon Army
115: built
1724:Categories
1668:Field guns
1543:Rapid-fire
1509:Lanchester
1459:Ross rifle
1403:Brown Bess
1271:cartridges
1268:Small arms
1258:Mills bomb
1180:Vickers MG
1076:Lanchester
973:small arms
836:References
783:Pugh p. 76
366:Ammunition
93:Korean War
1658:L6 Wombat
1625:Anti-tank
1580:Lewis gun
1565:Maxim gun
1343:1722–1965
1175:Lewis gun
586:Sri Lanka
451:Australia
399:Australia
192:Elevation
1610:Bren gun
1519:Owen gun
1491:L1A1 SLR
1414:Nock gun
1395:carbines
1376:revolver
1370:Mk. I–VI
1350:Handguns
1339:and the
1314:.55 Boys
1245:Grenades
1165:Bren gun
1116:Bayonets
1096:Owen gun
1081:Sterling
989:Sidearms
675:See also
541:Malaysia
481:Ethiopia
336:82-BM-37
202:Traverse
1309:.50 BMG
1299:.38/200
1289:.45 ACP
814:Fendick
750:2067459
623:Gallery
436:Postwar
310:Postwar
256:History
196:45°–80°
182:Calibre
1672:others
1405:musket
1390:Rifles
1101:Welgun
1091:Kokoda
1086:Austen
1035:&
1033:Rifles
1023:Welrod
902:
878:
859:
748:
738:
613:
601:Turkey
598:
583:
553:
538:
523:
508:
496:Greece
493:
478:
466:Canada
463:
448:
426:
411:
396:
324:Kuwait
250:mortar
173:weight
153:Barrel
118:~3,800
56:Mortar
1605:Besal
1151:&
981:Korea
699:Notes
571:Nepal
511:India
379:Users
304:Burma
171:Shell
1638:PIAT
1600:Besa
1514:Sten
1195:PIAT
1071:Sten
979:and
900:ISBN
876:ISBN
857:ISBN
802:2023
746:OCLC
736:ISBN
526:Laos
244:The
128:Mass
85:Wars
52:Type
975:of
356:cwt
206:10°
113:No.
1726::
932:.
776:^
744:.
734:.
732:20
716:^
346:.
306:.
1670:,
1467:"
1392:,
964:e
957:t
950:v
936:.
908:.
884:.
865:.
827:.
804:.
752:.
20:)
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