1134:
29:
1717:
641:
1128:
1122:
1116:
883:
1793:
876:
551:
steam locomotives which was built around 1905. It was one of the BESA locomotives developed by the
British Engineering Standards Committee, later called the
1754:
869:
552:
613:
The locomotives were delivered to different railways, but only the Indian States
Railways (ISR)-operated railways referred to them as the SP class.
1620:
1454:
1348:
1778:
1596:
592: inches (1,429 mm). In the 1910 BESA report, a variant with a larger boiler was developed, which had a diameter of 5 feet
1788:
1773:
1142:
617:
delivered 10 locomotives to the North
Western Railway (NWR), which operated lines around the modern-day border of India and Pakistan.
1076:
1071:
844:
637:
was fitted to the locomotive's buffer beam. The cab was completely enclosed, with the cab's rear wall being formed by the tender.
1576:
1262:
1258:
1254:
1250:
629:, and used saturated steam. The grate was arranged between two driving wheels. Between the frames were the two cylinders and the
75:
1808:
1505:
1479:
1474:
80:
1798:
1692:
1663:
1647:
1642:
1637:
1606:
1601:
1571:
1288:
1278:
1220:
1183:
1177:
1167:
563:
The SP class was catalogued in the first edition (1903) of the BESA report on standard locomotives for the railways of the
1747:
1591:
1586:
1581:
1566:
1561:
1556:
1551:
1546:
1530:
1525:
1520:
1515:
1510:
1500:
1484:
1469:
1440:
1435:
1419:
1414:
1409:
1404:
1388:
1383:
1378:
1373:
1368:
1363:
1334:
1329:
1324:
1319:
1314:
1309:
1304:
1283:
1272:
1268:
1233:
1229:
1225:
1215:
1199:
1194:
1189:
1172:
1162:
1157:
1045:
1040:
1035:
1030:
814:
675:
645:
485:
480:
806:
730:
1783:
1101:
1096:
1091:
1086:
1081:
1066:
1061:
1014:
1004:
984:
979:
974:
969:
964:
943:
938:
933:
923:
683:
614:
575:
1677:
1009:
999:
994:
989:
948:
928:
607:
1803:
1740:
1133:
674:
Two SPS locomotives, most recently operated by
Pakistan Railways, are preserved. SPS 3157 is preserved in the
892:
710:
700:
148:
474:
630:
502:
407:
379:
369:
28:
895:
705:
572:
locomotives were preferred in India as they had good riding qualities, even on poor track conditions.
498:
536:
1716:
640:
850:
840:
782:
1724:
903:
626:
695:
548:
468:
437:
781:"Third report of the Locomotive Committee on Standard Locomotives for Indian railways".
131:
70:
1767:
162:
861:
765:
564:
417:
143:
767:
Report of the
Locomotive Committee on Standard Locomotives for Indian Railways
679:
663:); SP locomotives retro-fitted with superheaters were usually reclassified as
649:
634:
402:
1127:
854:
195:
173:
834:
734:
1121:
1115:
578:
class standard goods locomotives, which had a diameter of 4 feet
512:
At least one preserved in the United
Kingdom and another in Pakistan.
639:
569:
544:
540:
136:
224:
865:
655:
A later version was designed with a superheater and designated
242:
3,000 imp gal (14,000 L; 3,600 US gal)
807:"Pakistan Railways Engine No. S/PS 3157, Part One: Production"
625:
The locomotives were designed with two inside cylinders, a
397: in × 26 in (470 mm × 660 mm)
1728:
836:
839:. Harrow, Middlesex: The Continental Railway Circle.
1685:
1676:
1656:
1630:
1619:
1539:
1493:
1462:
1453:
1428:
1397:
1356:
1347:
1297:
1243:
1208:
1150:
1141:
1054:
1023:
957:
911:
902:
508:
494:
461:
456:
436:
431:
413:
401:
378:
368:
360:
352:
344:
336:
315:
293:
271:
262:
254:
246:
238:
230:
220:
212:
204:
194:
172:
161:
142:
129:
120:
115:
97:
89:
63:
55:
47:
42:
21:
682:. The other example, SPS 3078, is on display at
216:39.50 long tons (40.13 t; 44.24 short tons)
208:51.00 long tons (51.82 t; 57.12 short tons)
200:16.25 long tons (16.51 t; 18.20 short tons)
59:British Engineering Standards Association (BESA)
1748:
877:
606: inches (1,556 mm), as used in the
8:
1794:Robert Stephenson and Hawthorns locomotives
1723:This steam locomotive-related article is a
644:Pakistan Railway SPS 3157 preserved in the
1755:
1741:
1682:
1627:
1459:
1353:
1147:
908:
884:
870:
862:
453:
428:
234:7.5 long tons (7.6 t; 8.4 short tons)
112:
39:
574:The SP class used the same boiler as the
553:British Engineering Standards Association
722:
364:1,229.5 sq ft (114.22 m)
770:. British Standards Institution. 1905.
760:
758:
756:
754:
752:
18:
815:Museum of Science and Industry (MOSI)
676:Museum of Science and Industry (MOSI)
646:Museum of Science and Industry (MOSI)
7:
1713:
1711:
184:7 ft 5 in (2.261 m) +
181:6 ft 0 in (1.829 m) +
811:Museum of Science and Industry Blog
1727:. You can help Knowledge (XXG) by
610:class passenger tank locomotives.
258:25.3 sq ft (2.35 m)
187:9 ft 5 in (2.870 m)
168:6 ft 2 in (1.880 m)
14:
1715:
1132:
1126:
1120:
1114:
76:North British Locomotive Company
27:
701:Rail transport in India#History
661:Standard Passenger, Superheated
442:11.2 bar boiler pressure: 87 kN
356:120 sq ft (11 m)
340:180 lbf/in (1.24 MPa)
332: in (44 mm) × 236 off
81:Robert Stephenson and Hawthorns
33:Builder's photo of an SP class.
805:Shearsmith, Jan (2017-09-21).
444:9.3 bar boiler pressure: 72 kN
1:
669:Standard Passenger, Converted
16:Indian steam locomotive class
1779:5 ft 6 in gauge locomotives
784:Indian Industries and Power
486:Oudh and Rohilkhand Railway
481:East Indian Railway Company
1825:
1789:Vulcan Foundry locomotives
1774:Steam locomotives of India
1710:
684:Faisalabad Railway Station
529:Indian locomotive class SP
1112:
787:. March 1910. p. 275
520:
452:
427:
111:
38:
26:
316: • Small tubes
294: • Tube plates
289: in (1,435 mm)
150:5 ft 6 in
711:Rail transport in India
255: • Grate area
1809:Steam locomotive stubs
652:
475:Eastern Bengal Railway
311: in (3.46 m)
1799:Passenger locomotives
833:Hughes, Hugh (1990).
643:
631:Stephenson valve gear
503:Northern Railway zone
408:Stephenson valve gear
272: • Diameter
1055:IGR standard designs
1024:World War II designs
896:locomotives of India
706:Locomotives of India
499:Eastern Railway zone
353: • Firebox
432:Performance figures
275:Outside: 4 ft
1320:WDS-4 (4A, 4B, 4D)
653:
533:Standard Passenger
361: • Tubes
1784:4-4-0 locomotives
1736:
1735:
1705:
1704:
1701:
1700:
1672:
1671:
1615:
1614:
1449:
1448:
1343:
1342:
1110:
1109:
737:on 6 January 2012
525:
524:
516:
515:
448:
447:
423:
422:
107:
106:
1816:
1757:
1750:
1743:
1719:
1712:
1683:
1628:
1621:Dual (AC and DC)
1460:
1354:
1148:
1136:
1130:
1124:
1118:
909:
886:
879:
872:
863:
858:
825:
824:
822:
821:
802:
796:
795:
793:
792:
778:
772:
771:
762:
747:
746:
744:
742:
733:. Archived from
727:
627:Belpaire firebox
605:
604:
600:
597:
591:
590:
586:
583:
573:
570:4-4-0 (American)
547:
454:
429:
396:
395:
391:
388:
345:Heating surface:
331:
330:
326:
323:
310:
309:
305:
302:
288:
287:
283:
280:
156:
151:
113:
100:
40:
31:
19:
1824:
1823:
1819:
1818:
1817:
1815:
1814:
1813:
1804:NBL locomotives
1764:
1763:
1762:
1761:
1708:
1706:
1697:
1668:
1652:
1622:
1611:
1535:
1489:
1445:
1424:
1393:
1339:
1293:
1239:
1204:
1137:
1131:
1125:
1119:
1106:
1050:
1019:
953:
898:
890:
847:
832:
829:
828:
819:
817:
804:
803:
799:
790:
788:
780:
779:
775:
764:
763:
750:
740:
738:
729:
728:
724:
719:
696:Indian Railways
692:
623:
602:
598:
595:
593:
588:
584:
581:
579:
568:
561:
543:
490:
469:Indian Railways
443:
438:Tractive effort
393:
389:
386:
384:
337:Boiler pressure
328:
324:
321:
319:
307:
303:
300:
298:
285:
281:
278:
276:
264:
190:
154:
149:
122:
98:
85:
43:Type and origin
34:
17:
12:
11:
5:
1822:
1820:
1812:
1811:
1806:
1801:
1796:
1791:
1786:
1781:
1776:
1766:
1765:
1760:
1759:
1752:
1745:
1737:
1734:
1733:
1720:
1703:
1702:
1699:
1698:
1696:
1695:
1689:
1687:
1680:
1674:
1673:
1670:
1669:
1667:
1666:
1660:
1658:
1654:
1653:
1651:
1650:
1645:
1640:
1634:
1632:
1625:
1617:
1616:
1613:
1612:
1610:
1609:
1604:
1599:
1594:
1589:
1584:
1579:
1574:
1569:
1564:
1559:
1554:
1549:
1543:
1541:
1537:
1536:
1534:
1533:
1528:
1523:
1518:
1513:
1508:
1503:
1497:
1495:
1491:
1490:
1488:
1487:
1482:
1477:
1472:
1466:
1464:
1457:
1451:
1450:
1447:
1446:
1444:
1443:
1438:
1432:
1430:
1426:
1425:
1423:
1422:
1417:
1412:
1407:
1401:
1399:
1395:
1394:
1392:
1391:
1386:
1381:
1376:
1371:
1366:
1360:
1358:
1351:
1345:
1344:
1341:
1340:
1338:
1337:
1332:
1327:
1322:
1317:
1312:
1307:
1301:
1299:
1295:
1294:
1292:
1291:
1286:
1281:
1276:
1266:
1247:
1245:
1241:
1240:
1238:
1237:
1223:
1218:
1212:
1210:
1206:
1205:
1203:
1202:
1197:
1192:
1187:
1181:
1175:
1170:
1165:
1160:
1154:
1152:
1145:
1139:
1138:
1113:
1111:
1108:
1107:
1105:
1104:
1099:
1094:
1089:
1084:
1079:
1074:
1069:
1064:
1058:
1056:
1052:
1051:
1049:
1048:
1043:
1038:
1033:
1027:
1025:
1021:
1020:
1018:
1017:
1012:
1007:
1002:
997:
992:
987:
982:
977:
972:
967:
961:
959:
955:
954:
952:
951:
946:
941:
936:
931:
926:
921:
915:
913:
906:
900:
899:
891:
889:
888:
881:
874:
866:
860:
859:
845:
827:
826:
813:. Manchester:
797:
773:
748:
721:
720:
718:
715:
714:
713:
708:
703:
698:
691:
688:
622:
619:
560:
557:
523:
522:
518:
517:
514:
513:
510:
506:
505:
496:
492:
491:
489:
488:
483:
478:
472:
465:
463:
459:
458:
450:
449:
446:
445:
440:
434:
433:
425:
424:
421:
420:
415:
411:
410:
405:
399:
398:
382:
376:
375:
372:
366:
365:
362:
358:
357:
354:
350:
349:
346:
342:
341:
338:
334:
333:
317:
313:
312:
295:
291:
290:
273:
269:
268:
265:
260:
259:
256:
252:
251:
248:
244:
243:
240:
236:
235:
232:
228:
227:
222:
218:
217:
214:
210:
209:
206:
202:
201:
198:
192:
191:
189:
188:
185:
182:
178:
176:
170:
169:
166:
159:
158:
146:
140:
139:
134:
127:
126:
123:
121:Configuration:
118:
117:
116:Specifications
109:
108:
105:
104:
101:
99:Total produced
95:
94:
91:
87:
86:
84:
83:
78:
73:
71:Vulcan Foundry
67:
65:
61:
60:
57:
53:
52:
49:
45:
44:
36:
35:
32:
24:
23:
15:
13:
10:
9:
6:
4:
3:
2:
1821:
1810:
1807:
1805:
1802:
1800:
1797:
1795:
1792:
1790:
1787:
1785:
1782:
1780:
1777:
1775:
1772:
1771:
1769:
1758:
1753:
1751:
1746:
1744:
1739:
1738:
1732:
1730:
1726:
1721:
1718:
1714:
1709:
1694:
1691:
1690:
1688:
1684:
1681:
1679:
1675:
1665:
1662:
1661:
1659:
1655:
1649:
1646:
1644:
1641:
1639:
1636:
1635:
1633:
1629:
1626:
1624:
1618:
1608:
1605:
1603:
1600:
1598:
1595:
1593:
1590:
1588:
1585:
1583:
1580:
1578:
1575:
1573:
1570:
1568:
1565:
1563:
1560:
1558:
1555:
1553:
1550:
1548:
1545:
1544:
1542:
1538:
1532:
1529:
1527:
1524:
1522:
1519:
1517:
1514:
1512:
1509:
1507:
1504:
1502:
1499:
1498:
1496:
1492:
1486:
1483:
1481:
1478:
1476:
1473:
1471:
1468:
1467:
1465:
1461:
1458:
1456:
1452:
1442:
1439:
1437:
1434:
1433:
1431:
1427:
1421:
1418:
1416:
1413:
1411:
1408:
1406:
1403:
1402:
1400:
1396:
1390:
1387:
1385:
1382:
1380:
1377:
1375:
1372:
1370:
1367:
1365:
1362:
1361:
1359:
1355:
1352:
1350:
1346:
1336:
1333:
1331:
1328:
1326:
1323:
1321:
1318:
1316:
1313:
1311:
1308:
1306:
1303:
1302:
1300:
1296:
1290:
1287:
1285:
1282:
1280:
1277:
1274:
1270:
1267:
1264:
1260:
1256:
1252:
1249:
1248:
1246:
1242:
1235:
1231:
1227:
1224:
1222:
1219:
1217:
1214:
1213:
1211:
1207:
1201:
1198:
1196:
1193:
1191:
1188:
1185:
1182:
1179:
1176:
1174:
1171:
1169:
1166:
1164:
1161:
1159:
1156:
1155:
1153:
1149:
1146:
1144:
1140:
1135:
1129:
1123:
1117:
1103:
1100:
1098:
1095:
1093:
1090:
1088:
1085:
1083:
1080:
1078:
1075:
1073:
1070:
1068:
1065:
1063:
1060:
1059:
1057:
1053:
1047:
1044:
1042:
1039:
1037:
1034:
1032:
1029:
1028:
1026:
1022:
1016:
1013:
1011:
1008:
1006:
1003:
1001:
998:
996:
993:
991:
988:
986:
983:
981:
978:
976:
973:
971:
968:
966:
963:
962:
960:
956:
950:
947:
945:
942:
940:
937:
935:
932:
930:
927:
925:
922:
920:
917:
916:
914:
910:
907:
905:
901:
897:
894:
887:
882:
880:
875:
873:
868:
867:
864:
856:
852:
848:
846:0-9503469-8-5
842:
838:
837:
831:
830:
816:
812:
808:
801:
798:
786:
785:
777:
774:
769:
768:
761:
759:
757:
755:
753:
749:
736:
732:
726:
723:
716:
712:
709:
707:
704:
702:
699:
697:
694:
693:
689:
687:
686:in Pakistan.
685:
681:
677:
672:
670:
666:
662:
658:
651:
647:
642:
638:
636:
632:
628:
620:
618:
616:
615:Beyer Peacock
611:
609:
577:
571:
566:
558:
556:
554:
550:
546:
542:
538:
534:
530:
519:
511:
507:
504:
500:
497:
493:
487:
484:
482:
479:
476:
473:
470:
467:
466:
464:
460:
455:
451:
441:
439:
435:
430:
426:
419:
416:
412:
409:
406:
404:
400:
383:
381:
380:Cylinder size
377:
373:
371:
367:
363:
359:
355:
351:
347:
343:
339:
335:
318:
314:
296:
292:
274:
270:
266:
261:
257:
253:
249:
245:
241:
237:
233:
231:Fuel capacity
229:
226:
223:
219:
215:
213:Tender weight
211:
207:
203:
199:
197:
193:
186:
183:
180:
179:
177:
175:
171:
167:
164:
160:
155:1,676 mm
152:
147:
145:
141:
138:
135:
133:
130: •
128:
124:
119:
114:
110:
102:
96:
92:
88:
82:
79:
77:
74:
72:
69:
68:
66:
62:
58:
54:
50:
46:
41:
37:
30:
25:
22:BESA class SP
20:
1729:expanding it
1722:
1707:
1597:WAGC3/WAG-10
1186:(3B, 3E, 3F)
918:
912:BESA designs
835:
818:. Retrieved
810:
800:
789:. Retrieved
783:
776:
766:
739:. Retrieved
735:the original
725:
673:
668:
664:
660:
656:
654:
624:
612:
562:
532:
528:
526:
521:References:
1455:AC electric
1349:DC electric
958:IRS designs
893:Broad-gauge
633:. A small
565:British Raj
509:Disposition
418:Slide valve
374:Two, inside
297:11 ft
205:Loco weight
1768:Categories
1631:Mixed type
1463:Mixed type
1357:Mixed type
1151:Mixed type
820:2020-08-25
791:2020-08-31
741:1 December
717:References
680:Manchester
650:Manchester
414:Valve type
403:Valve gear
239:Water cap.
90:Build date
48:Power type
1686:Passenger
1678:Dual mode
1643:WCAM-2/2P
1577:WAG-6B/6C
1494:Passenger
1398:Passenger
1209:Passenger
1077:WL (1955)
1072:WL (1939)
549:passenger
462:Operators
370:Cylinders
221:Fuel type
196:Axle load
174:Wheelbase
1623:electric
1315:WDS-3/4C
1298:Shunting
1251:WDG-2/3A
1221:WDP-2/3A
855:21871114
690:See also
555:(BESA).
348:
267:
250:
247:Firebox:
125:
93:SP: 1904
56:Designer
601:⁄
587:⁄
559:History
535:) is a
392:⁄
327:⁄
306:⁄
284:⁄
263:Boiler:
64:Builder
1693:WDAP-5
1664:WCAG-1
1648:WCAM-3
1638:WCAM-1
1607:WAG-12
1602:WAG-11
1572:WAG-6A
1289:WDG-6G
1279:WDG-4G
1184:WDM-3D
1178:WDM-3A
1168:WDM-2G
1143:Diesel
853:
843:
621:Design
541:Indian
495:Locale
457:Career
163:Driver
103:SP: 10
1657:Goods
1592:WAG-9
1587:WAG-8
1582:WAG-7
1567:WAG-5
1562:WAG-4
1557:WAG-3
1552:WAG-2
1547:WAG-1
1540:Goods
1531:WAP-7
1526:WAP-6
1521:WAP-5
1516:WAP-4
1511:WAP-3
1506:WAP-2
1501:WAP-1
1485:WAM-4
1480:WAM-3
1475:WAM-2
1470:WAM-1
1441:WCG-2
1436:WCG-1
1429:Goods
1420:WCP-4
1415:WCP-3
1410:WCP-2
1405:WCP-1
1389:WCM-6
1384:WCM-5
1379:WCM-4
1374:WCM-3
1369:WCM-2
1364:WCM-1
1335:WDS-8
1330:WDS-6
1325:WDS-5
1310:WDS-2
1305:WDS-1
1284:WDG-5
1269:WDG-4
1244:Goods
1226:WDP-4
1216:WDP-1
1200:WDM-7
1195:WDM-6
1190:WDM-4
1173:WDM-3
1163:WDM-2
1158:WDM-1
904:Steam
635:pilot
545:4-4-0
537:class
144:Gauge
137:4-4-0
132:Whyte
51:Steam
1725:stub
1180:(3C)
851:OCLC
841:ISBN
743:2013
731:"SG"
527:The
501:and
225:Coal
165:dia.
1046:AWC
1041:CWD
1036:AWE
1031:AWD
678:in
671:).
665:SPC
657:SPS
539:of
1770::
1273:4D
1263:3D
1259:3C
1255:3B
1234:4D
1232:,
1230:4B
1102:WW
1097:WV
1092:WU
1087:WT
1082:WM
1067:WG
1062:WP
1015:XS
1010:XT
1005:XP
1000:XH
995:XG
990:XF
985:XE
980:XD
975:XC
970:XB
965:XA
949:HT
944:HG
939:AP
934:HP
929:PT
924:SG
919:SP
849:.
809:.
751:^
648:,
608:PT
576:SG
567:.
385:18
1756:e
1749:t
1742:v
1731:.
1275:)
1271:(
1265:)
1261:,
1257:,
1253:(
1236:)
1228:(
885:e
878:t
871:v
857:.
823:.
794:.
745:.
667:(
659:(
603:4
599:1
596:+
594:1
589:4
585:1
582:+
580:8
531:(
477:,
471:,
394:2
390:1
387:+
329:4
325:3
322:+
320:1
308:4
304:1
301:+
299:4
286:2
282:1
279:+
277:8
157:)
153:(
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