Caterpillar 3512 Diesel generator parts list
| No. | Part Name | Part Number | Qty |
| 1 | COVER GP-GENERATOR -COUPLING | 141-4987 | 1 |
| 2 | COVER | 7E-8355 | 2 |
| 3 | SEAL | 127-4374 | 2 |
| 4 | BAR-SUPPORT | 130-3654 | 1 |
| 5 | BRACKET AS-HOUSING | 152-5181 | 1 |
| 6 | RETAINER-BAR | 152-5338 | 2 |
| 7 | BRACKET AS | 164-2528 | 1 |
| 8 | GASKET | 238-8963 | 1 |
| 9 | PLUG-PIPE | 5M-6214 | 4 |
| 10 | KIT-BEARING | 342-2409 | 1 |
| 11 | CONNECTION GP-TERMINAL STRIP | 154-1901 | 1 |
| 12 | EXCITER GP -POWER | 250-3831 | 1 |
| 13 | GENERATOR GP | 320-3715 | 1 |
| 14 | KIT-PARTS (GENERATOR) | 171-6719 | 1 |
| 15 | FILM (INFORMATION) | 118-8452 | 1 |
| 16 | FILM-CONNECTION (SPACE HEATER) | 3N-8764 | 1 |
| 17 | FILM-GENERATOR LIFTING | 7W-5893 | 4 |
| 18 | FILM-IDENTIFICATION (GROUND) | 228-4798 | 1 |
| 19 | FILM-IDENTIFICATION (CATERPILLAR) | 303-3433 | 1 |
| 20 | FILM-IDENTIFICATION (CAT) | 303-3440 | 2 |
| 21 | FILM-WARNING (AUTOMATIC ENGINE START) | 225-3224 | 3 |
| 22 | FILM-WARNING (HOT SURFACE) | 225-3227 | 2 |
| 23 | FILM-WARNING (SHOCK HAZARD, READ OMM) | 229-5047 | 3 |
| 24 | PLATE-GENERATOR (GREASE BEARING) | 106-8061 | 1 |
| 25 | GENERATOR GP -E | 10R-8535 | 1 |
| 26 | ADAPTER GP-GENERATOR COUPLING | 202-0993 | 1 |
| 27 | STATOR GP-MAIN | 320-3714 | 1 |
| 28 | SCREEN GP-AIR | 145-6001 | 1 |
| 29 | ROTOR GP-GENERATOR | 208-0392 | 1 |
| 30 | RECTIFIER GP-REVOLVING | 298-3817 | 1 |
| 31 | SLEEVE-SHAFT | 206-6219 | 1 |
| 32 | SLEEVE-SHAFT | 206-5967 | 1 |
| 33 | KEY (SQUARE) | 253-3523 | 1 |
| 34 | HEAT SINK AS | 298-3648 | 1 |
| 35 | HARNESS AS-WIRING (RECTIFIER) | 110-4172 | 1 |
| 1 | V-BELT (INCLUDES 6-BELTS) | 8N6700 | 6 |
| 2 | FILTER ELEMENT AS-ENGINE OIL | 1R0726 | 30 |
| 3 | SEAL-LIP | 3S9643 | 8 |
| 4 | REGULATOR | 6I4950 | 8 |
| 5 | FILTER ELEMENT AS-AIR (PRIMARY) | 4P0710 | 5 |
| 6 | FILTER ELEMENT AS-AIR (SECONDARY) | 4P0711 | 5 |
| 7 | FILTER ELEMENT AS-FUEL | 1R0756 | 30 |
| 8 | GASKET (FUEL PRIMING PUMP) | 9Y8389 | 2 |
| 10 | RING-PISTON (TOP) | 2146066 | 2 |
| 11 | RING-PISTON (INTERMEDIATE) | 1445695 | 2 |
| 12 | RING-PISTON (OIL) | 2236361 | 2 |
| 13 | INJECTOR GP-FUEL | 2501306 | 2 |
| 14 | SEAL-O-RING | 2454907 | 2 |
| 15 | SEAL-O-RING | 2454908 | 2 |
| 16 | OIL 200L | 3E9842 | 10 |
| 17 | Oil Filter | 1R0726 | 75 |
| 18 | Fuel Filter | 1R0756 | 125 |
| 19 | Air Cleaner-Primary | 4P0710 | 12 |
| 20 | Air cleaner-secondary | 4P0711 | 12 |
| 21 | V-Belt Set | 8N6700 | 2 |
| CAT 3512B 50Hz Generator Spare parts | |||
| 1 | Head GP-Cyl | 2014257 | 12 |
| 2 | Kit gasket | 3436915 | 1 |
| 3 | Gasket kit | 1756617 | 1 |
| 4 | Bolt | 2N2765 | 16 |
| 5 | Lock Nut | 2N2766 | 16 |
| 6 | INJ GR-Fuel | 2501306 | 12 |
| 7 | Seal Fuel sy | 2454907 | 12 |
| 8 | Seal Fuel sy | 2454908 | 12 |
| 9 | Valve | 7E3921 | 12 |
| 10 | Scol O-ring | 6V4589 | 1 |
| 11 | V-BELT (INCLUDES 6-BELTS) | 8N6700 | 6 |
| 12 | FILTER ELEMENT AS-ENGINE OIL | 1R0726 | 30 |
| 13 | SEAL-LIP | 3S9643 | 8 |
| 14 | REGULATOR | 6I4950 | 8 |
| 15 | FILTER ELEMENT AS-AIR (PRIMARY) | 4P0710 | 5 |
| 16 | FILTER ELEMENT AS-AIR (SECONDARY) | 4P0711 | 5 |
| 17 | FILTER ELEMENT AS-FUEL | 1R0756 | 30 |
| 18 | GASKET (FUEL PRIMING PUMP) | 9Y8389 | 2 |
| 19 | RING-PISTON (TOP) | 2146066 | 2 |
| 20 | RING-PISTON (INTERMEDIATE) | 1445695 | 2 |
| 21 | RING-PISTON (OIL) | 2236361 | 2 |
| 22 | INJECTOR GP-FUEL | 2501306 | 2 |
| 23 | SEAL-O-RING | 2454907 | 2 |
| 24 | SEAL-O-RING | 2454908 | 2 |
| 25 | OIL 200L | 3E9842 | 10 |
| 26 | FILTER A | 1R0726 | |
| 27 | SEAL-O-RING | 6V3907 | |
| 28 | ELEMENT AS | 1R0756 | |
| 29 | ELEMENT A-F | 9M2342 | |
| 30 | ELEMENT AS* | 4P0710 | |
| 31 | ELEMENT AS* | 4P0711 | |
| 32 | VEE BELT SET | 8N6700 | |
| 33 | SEAL | 1376856 | |
| 34 | LOCK | 2A4429 | |
| 35 | ROTOCOIL AS | 1333814 | |
| 36 | ROTOCOIL A | 1976999 | 1333814 |
| 37 | SEAL-WATER | 1261113 | |
| 38 | SEAL-WATER | 2045427 | 1261113 |
| 39 | SEAL AS WATE | 3251410 | 2045427 |
| 40 | SEAL-WATER | 1261112 | |
| 41 | SEAL-WATER | 2045426 | 1261112 |
| 42 | SEAL AS.-WAT | 3251412 | 2045426 |
| 43 | SPRING | 7N4782 | |
| 44 | PUSHROD-INJ | 1003879 | |
| 45 | RING | 9F7707 | |
| 46 | RETAINER | 1003877 | |
| 47 | ARM AS-ROCKE | 2302621 | |
| 48 | SPRING-INJ | 1003878 | |
| 49 | ARM AS-ROCKE | 1546388 | |
| 50 | ARM AS-ROCKE | 2302621 | 1546388 |
| 51 | RETAINER | 1003877 | |
| 52 | SEAL O RING | 6J2245 | |
| 53 | RECEPTACLE A | 9X0352 | |
| 54 | SEAL | 6V7991 | |
| 55 | SEAL-O-RIN | 4D0449 | |
| 56 | KIT-REBUILD- | 2225152 | |
| 57 | REBUILD KIT | 1908920 | |
| 58 | KIT-REBUILD- | 2219278 | 1908920 |
| 59 | KIT-REBUILD- | 2944935 | 2219278 |
| 60 | SEAL O RING | 9M3786 | |
| 61 | SEAL G | 4W3864 | |
| 62 | SEAL | 1T0132 | |
| 63 | VALVE | 7E3921 | |
| 64 | SEAL O RING | 1092332 | |
| 65 | REGULATOR | 6I4950 | |
| 66 | REGULATOR-TE | 2485513 | 6I4950 |
| 67 | SEAL | 3S9643 | |
| 68 | RING | 1H9696 | |
| 69 | SEAL | 8J8725 | |
| 70 | SEAL O RING | 9X7735 | |
| 71 | SOLENOID AS | 1391568 | |
| 72 | VALVE A-SOLENOID | 5N8980 | |
| 73 | HOUSING KIT | 2W6082 | |
| 74 | SEAL/VANE KT | 5N8390 | |
| 75 | SENSOR GP-PR | 1946725 | |
| 76 | SENSOR GP | 1022240 | |
| 77 | SENSOR GP-SP | 1895746 | |
| 78 | SENSOR GP | 3181181 | 1895746 |
| 79 | SWITCH | 1272331 | |
| 80 | RELAY | 9Y2921 | |
| 81 | CONT GP | 1666936 | |
| 82 | CONT GP | 1666929 | |
| 83 | SWITCH A | 9X8124 | |
| 84 | VALVE | 5L6296 | |
| 85 | TUBE AS | 1163253 | |
| 86 | RETAINER ASS | 7C3722 | |
| 87 | SEAL-O-RING | 5P0840 | |
| 88 | PIN-PISTON | 1388507 | |
| 89 | RING-PISTON | 1445694 | |
| 90 | RING-PISTON | 2291631 | 1445694 |
| 91 | RING-PISTON | 1445695 | |
| 92 | RING PISTON | 1234268 | |
| 93 | BEARING* | 1077330 | |
| 94 | SEAL GP | 1138433 | |
| 95 | SEAL GP | 1138432 | |
| 96 | SEAL-O-RING | 1627473 | |
| 97 | SEAL | 7N2046 | |
| 98 | RING | 1170017 | |
| 99 | REGULATOR A | 1145510 | |
| 100 | REGULATOR AS | 1553820 | 1145510 |
| 101 | REGULATOR AS | 2028634 | 1553820 |
| 102 | REGULATOR AS | 3091019 | 2028634 |
| 103 | REGULATOR AS | 3652076 | 3091019 |
| 104 | RELAY AS | 1291992 | |
| 105 | HARNESS AS | 1293497 | |
| 106 | HARNESS AS | 1292199 | |
| 107 | HOLDER | 5N9095 | |
| 108 | SENSOR GP-SP | 1895746 | |
| 109 | SENSOR GP | 3181181 | 1895746 |
| 110 | RELAY | 1157947 | |
| CAT 3512B 60Hz Generator Spare parts | |||
| 1 | V-BELT (INCLUDES 6-BELTS) | 8N6705 | 6 |
| 2 | FILTER ELEMENT AS-ENGINE OIL | 1R0726 | 30 |
| 3 | SEAL-LIP | 3S9643 | 8 |
| 4 | REGULATOR | 6I4950 | 8 |
| 5 | FILTER ELEMENT AS-AIR (PRIMARY) | 8N6309 | 5 |
| 6 | FILTER ELEMENT AS-AIR (SECONDARY) | 8N2556 | 5 |
| 7 | FILTER ELEMENT AS-FUEL | 1R0756 | 30 |
| 8 | GASKET (FUEL PRIMING PUMP) | 9Y8389 | 2 |
| 10 | RING-PISTON (TOP) | 2146066 | 2 |
| 11 | RING-PISTON (INTERMEDIATE) | 1445695 | 2 |
| 12 | RING-PISTON (OIL) | 2236361 | 2 |
| 13 | INJECTOR GP-FUEL | 2501300 | 2 |
| 14 | SEAL-O-RING | 2454907 | 2 |
| 15 | SEAL-O-RING | 2454908 | 2 |
| 16 | OIL 200L | 3E9842 | 10 |
| 17 | SEAL | 9X4594 | |
| 18 | SEAL G | 4W3864 | |
| 19 | SEAL O RING | 9M3786 | |
| 20 | SEAL | 3J1907 | |
| 21 | IMPELLER-PMP | 9Y3778 | |
| 22 | WASHER | 8M7145 | |
| 23 | CAP SCREW | 0S1591 | |
| 24 | SHAFT A | 5N4384 | |
| 25 | BEARING | 1275400 | |
| 26 | REBUILD KIT | 1908920 | |
| 27 | KIT-REBUILD- | 2219278 | |
| 28 | KIT-REBUILD- | 2944935 | |
| 29 | SENSOR GP-EX | 1637882 | |
| 30 | SENSOR GP | 1022240 | |
| 31 | SENSOR GP-PR | 1946725 | |
| 32 | TURBO GP | 1152257 | |
| 33 | TURBO GP-BAS | 2598424 | |
| 34 | BOLT | 2N2765 | |
| 35 | LOCKNUT | 1687800 | |
| 36 | GASKET | 1215736 | |
| 37 | COUPLING | 1245514 | |
| 38 | CLAMP | 6L3005 | |
| 39 | ELBOW | 307949 | |
| 40 | SEAL O RING | 2M9780 | |
| 41 | HOSE AS/NEW | 1747088 | |
| 42 | ELBOW | 6V4363 | |
| 43 | CONNECTOR | 2P7636 | |
| 44 | ADAPTER | 7C7683 | |
| 45 | HOSE | 7C7002 | |
| 46 | SEAL | 3J1907 | |
| 47 | HOSE A/NEW | 2V8571 | |
| 48 | ADAPTER | 307982 | |
| 49 | TUBE A | 7C7677 | |
| 50 | TUBE A | 7C7678 | |
| 51 | SEAL | 7N6806 | |
| 52 | TUBE AS | 1113388 | |
| 53 | TUBE AS | 1113389 | |
| 54 | TUBE AS | 1533914 | |
| 55 | TUBE AS | 1533915 | |
| 56 | TUBE A | 8N6325 | |
| 57 | CONNECTOR | 6V4362 | |
| 58 | SEAL | 3J1907 | |
| 59 | RECEPTACLE A | 9X0352 | |
| 60 | HARNESS AS | 1326469 | |
| 61 | CONVERTION CODE | 1 | |
| 62 | <=45-AF-DOMESIC | 49.8 | |
| Engine Spare Parts (CAT 3512 B 1GZ1) | |||
| 1 | SEAL. LIP (COOL SYSTEM FOR CAT 3512 B ) S/ N ; 1GZ1-UP | 9X-4594 | |
| 2 | SEAL-GP | 4W-3864 | |
| 3 | SEAL-O-RING | 9M-3786 | |
| 4 | SEAL-O-RING | 3J-19O7 | |
| 5 | IMPELLER-PUMP | 9Y-3778 | |
| 6 | WASHER ( 10.2X28.5X4MM THK ) | 8M-7145 | |
| 7 | BOLT (3/ 8- 16X1.5IN | 0S-1591 | |
| 8 | SHAFT AS | 5N-4384 | |
| 9 | BEARING – SLEEVE | 127-5400 | |
| 10 | KIT – PUMP REPAIR (AUXIL IARY WATER PUMP ) | 190-8920 | |
| 11 | WATER PUMP | 9Y – 8175 | |
| 12 | SENSOR GR –EXHAUST TEMPERATURE ( LEFT+RIGHT ) | 163-7882 | |
| 13 | SENSOR GR –PRESSURE (AIR – LEFT+RIGHT) | 163-7882 | |
| 14 | SENSOR –GP-TEMPERATURE (COOLANT) | 102-2240 | |
| 15 | SENSOR GP-PRESSURE (FUEL + OIL ) | 194-6725 | |
| 16 | TURBOCHARGER GP (CAT 3512 B 1GZ1-UP) | 115-2257 | |
| 17 | BOLT.HIGH TEMPERATURE (3/8 -16X1.75 IN ) | 2N-2765 | |
| 18 | LOCK NUT.HIGH TEMPERATURE (3/8 -16X1.75 IN ) | 168- 7800 | |
| 19 | GASKET. TURBOCHARGER | 121- 5736 | |
| 20 | COUPLING-EXHAUST | 124-5514 | |
| 21 | COUPLING –V – BAND | 6L- 3005 | |
| 22 | ELBOW-FLARED (FOR FUEL INJECTION ) | 030-7949 | |
| 23 | SEAL-O-RING | 2M-9780 | |
| 24 | HOSE AS | 174-7088 | |
| 25 | ELBOW | 6V-4363 | |
| 26 | CONNECTOR -FLARE | 2P-7636 | |
| 27 | ADAPTER-FUEL MANIFOLD | 7C-7683 | |
| 28 | ADAPTER-FUEL MANIFOLD | 7C-7002 | |
| 29 | TUBE AS | 8N-7972 | |
| 30 | SEAL-O-RING | 3J-1907 | |
| 31 | HOSE AS | 2V-8571 | |
| 32 | UNION-FLARED | 030-7982 | |
| 33 | TUBE AS | 7C-7677 | |
| 34 | TUBE AS | 7C-7678 | |
| 35 | SEAL-RECTANGULAR | 7N-6806 | |
| 36 | TUBE AS | 111-3388 | |
| 37 | TUBE AS | 111-3389 | |
| 38 | TUBE AS | 153-3914 | |
| 39 | PUMP GP – FUEL PRIMING | 7N-8599 | |
| 40 | TUBE AS | 153-3915 | |
| 41 | TUBE AS | 8N-6325 | |
| 42 | CONNECTOR-O-RING | 6V-4362 | |
| 43 | SEAL-O-RING (11.89 MM ID) | 3J-1907 | |
| Engine Spare Parts (Model # 3512B, Arrangement # 2120324) Serial # 1GZ03287 | |||
| 45 | Valve Mechanism | 195-1928 | |
| 46 | Receptacle Ass. | 9X-0352 | |
| 47 | Harness Ass. – Wiring ( Injector to Engine) | 132-6469 | |
| 48 | Shut Off Ass.-air | 121-4720 | |
| 49 | Head GP-Cyl | 2014257 | |
| 50 | Kit gasket | 3436915 | |
| 51 | Gasket kit | 1756617 | |
| 52 | Bolt | 2N2765 | |
| 53 | Lock Nut | 2N2766 | |
| 54 | INJ GR-Fuel | 2501306 | |
| 55 | Seal Fuel sy | 2454907 | |
| 56 | Seal Fuel sy | 2454908 | |
| 57 | Valve | 7E3921 | |
| 58 | Scol O-ring | 6V4589 |
