STEERING SYSTEM
INDICATOR GP-STEERINGPUMP GP
SERVICE EQUIPMENT AND SUPPLIES
CARTRIDGE KITSSTEERING SYSTEM
CYLINDER GPSTEERING SYSTEM
INDICATOR GP-STEERING
#SEBP12660420
5T-8703: INDICATOR GP-STEERING FLOW
5T8703 INDICATOR GP-STEERING FLOW
PART OF 2G5996 STEERING AR-SUPPLEMENTAL
AN ATTACHMENT
PART OF 2G5996 STEERING AR-SUPPLEMENTAL
AN ATTACHMENT
For full view, you need register
Parts for your 621B WHEEL TRACTOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 5T-8588 | [1] | HARNESS AS | |
| (LAMP TO HARNESS) | ||||
| 2. | 5T-8591 | [1] | HARNESS AS | |
| (SWITCH TO HARNESS) | ||||
| 3. | 3K-8782 | [1] | FUSE (10 AMP) | |
| 4. | 2G-0151 | [1] | SOCKET AS | |
| 5. | 6V-8382 | [1] | NUT-HEX | |
| 6V-8367 | [1] | LOCKWASHER-TOOTH | ||
| 6. | 2V-7088 | [1] | LENS-RED | |
| 7. | 7N-9967 | [1] | LAMP-MINIATURE | |
| 8. | 8M-2772 | [2] | CLIP | |
| 9. | 7T-2074 | [1] | SWITCH AS (HYD.-PRESS.) | |
| 10. | 6V-9767 | [1] | PLATE-INSTRUCTION | |
| 11. | 3K-0360 | [1] | SEAL-O-RING | |
#SEBP12660421
3G-1233: PUMP GP-GEAR
For full view, you need register
Parts for your 621B WHEEL TRACTOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 8F-4271 | [8] | STUD | |
| 2. | 8H-5724 | [16] | NUT | |
| 6J-2391 | [16] | WASHER | ||
| 3. | 5S-1522 C | [2] | RING-SNAP | |
| 4. | 3G-1741 C | [1] | COUPLING | |
| 5. | 6V-1899 C | [2] | SEAL-LIP TYPE | |
| 6. | 3G-7242 C | [1] | PLUG | |
| 7. | 3G-1280 | [1] | SPACER | |
| 8. | 1A-2360 | [8] | STUD | |
| THE FOLLOWING REPAIR | ||||
| KITS ARE AVAILABLE: | ||||
| 3G-2279 | [1] | KIT-FRONT SECTION | ||
| 3G-2280 C | [1] | KIT-REAR SECTION | ||
| 3G-1745 C | [1] | KIT-SEAL | ||
| 4T-0471 C | [1] | KIT-SETSCREW | ||
| C | CHANGE FROM PREVIOUS TYPE | |||
#SEBP12660422
2G-5955: PUMP GP-SECONDARY STEERING
2G5955 PUMP GP-SUPPLEMENTAL STEERING
3G1233-PAGE 168
PART OF 2G5996 STEERING AR-SUPPLEMENTAL
AN ATTACHMENT
3G1233-PAGE 168
PART OF 2G5996 STEERING AR-SUPPLEMENTAL
AN ATTACHMENT
For full view, you need register
Parts for your 621B WHEEL TRACTOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 2D-6417 | [1] | RING-LOCK | |
| 2. | 9S-3581 | [2] | CUP-ROLLER BEARING | |
| 9S-3582 | [2] | CONE-ROLLER BEARING | ||
| 3. | 9D-1139 | [1] | SHAFT | |
| 4. | 9D-1141 | [8] | SHIM | |
| 5. | 5S-3676 | [1] | SEAL-O-RING | |
| 6. | 3D-8352 | [1] | RING-RETAINING | |
| 7. | 9D-1138 | [1] | COUPLING | |
| 8. | 9D-0938 | [1] | ADAPTER | |
| 9. | 0S-1566 | [2] | BOLT | |
| 3B-4510 | [2] | LOCKWASHER | ||
| 10. | 3G-1233 Y | [1] | PUMP GP-GEAR | |
| 11. | 5F-3999 | [1] | SEAL-O-RING | |
| 12. | 9D-0642 | [1] | CAGE | |
| 13. | 5D-0353 C | [4] | BOLT-SELF LOCKING | |
| 5M-2894 C | [4] | WASHER | ||
| 14. | 9D-0906 | [1] | PINION-BEVEL | |
| C | CHANGE FROM PREVIOUS TYPE | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP12660423
2G-5925: PUMP GP-VANE
2G5925 PUMP GP-STEERING VANE
3G1239-PAGE 170
PART OF 2G5996 STEERING AR-SUPPLEMENTAL
AN ATTACHMENT
3G1239-PAGE 170
PART OF 2G5996 STEERING AR-SUPPLEMENTAL
AN ATTACHMENT
For full view, you need register
#SEBP12660424
3G-1239: PUMP GP-VANE
3G1239 PUMP GP-VANE
TYPE 1
3G2233-PAGE 170.02 & 3G2834-PAGE 171
PART OF 2G5925 PUMP-STEERING VANE
AN ATTACHMENT
TYPE 1
3G2233-PAGE 170.02 & 3G2834-PAGE 171
PART OF 2G5925 PUMP-STEERING VANE
AN ATTACHMENT
For full view, you need register
Parts for your 621B WHEEL TRACTOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 3G-2834 RC | [1] | CARTRIDGE ASSEM. (25 GPM) | |
| 2. | 3G-2233 CY | [1] | CARTRIDGE ASSEM (50 GPM) | |
| (Separate Illustration) | ||||
| 3. | 3J-7719 | [1] | RING | |
| 4. | 3L-1425 | [1] | BEARING | |
| 5. | 2J-7763 | [1] | WASHER | |
| 6. | 5P-0904 C | [1] | SEAL | |
| 7. | 9J-5151 | [1] | SEAL | |
| 8. | 1J-6474 | [1] | RING | |
| 9. | 9J-5099 | [1] | SHAFT | |
| 10. | 3G-2632 C | [1] | PLUG | |
| 11. | 9J-5120 | [1] | BODY | |
| 12. | 8J-1578 | [1] | COVER ASSEM. | |
| (Includes) | ||||
| 13. | 7J-8080 C | [8] | DAMPER | |
| 14. | 4J-7781 | [1] | COVER | |
| 15. | 4J-7945 | [4] | BOLT | |
| C | INDICATES CHANGE | |||
| R | REMFG PART MAY BE AVAILABLE | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP12660425
3G-1239: PUMP GP-VANE
3G1239 PUMP GP-VANE
TYPE 2
3G2834-PAGE 171 & 3G7656-PAGE 215
PART OF 2G5925 PUMP-STEERING VANE
AN ATTACHMENT
TYPE 2
3G2834-PAGE 171 & 3G7656-PAGE 215
PART OF 2G5925 PUMP-STEERING VANE
AN ATTACHMENT
For full view, you need register
Parts for your 621B WHEEL TRACTOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 3G-2834 RY | [1] | CARTRIDGE GP 95LPM(25GPM) | |
| 2. | 3G-7656 RY | [1] | CARTRIDGE GP 189LPM(49.92GPM) | |
| 3. | 3J-7719 | [1] | RING-RETAINING | |
| 4. | 3L-1425 | [1] | BALL BEARING | |
| 5. | 2J-7763 | [1] | WASHER | |
| 6. | 5P-0904 | [1] | SEAL-LIP TYPE | |
| 7. | 6V-2318 C | [1] | SEAL-LIP TYPE | |
| 8. | 1J-6474 | [1] | RING-RETAINING | |
| 9. | 9J-5099 | [1] | SHAFT | |
| 10. | 3G-7242 C | [1] | PLUG | |
| 11. | 1U-3968 C | [1] | BODY | |
| 12. | 8J-1578 | [1] | COVER AS | |
| 13. | 7J-8080 | [8] | DAMPER-BOLT | |
| 14. | 4J-7781 | [1] | COVER | |
| 15. | 4J-7945 | [4] | BOLT | |
| THE FOLLOWING REPAIR | ||||
| KITS ARE AVAILABLE: | ||||
| 1U-0380 C | [1] | KIT-FLEXPLATE (SMALL) | ||
| 1U-0381 C | [1] | KIT-FLEXPLATE (LARGE) | ||
| C | CHANGE FROM PREVIOUS TYPE | |||
| R | REMFG PART MAY BE AVAILABLE | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP12660426
3G-2233: CARTRIDGE GP-FRONT
3G2233 CARTRIDGE GP
189 L/MIN (50 GPM)
REPLACED BY 3G7656-PAGE 215
PART OF 3G1239 & 9J5075 PUMPS-VANE. AN ATTACHMENT
189 L/MIN (50 GPM)
REPLACED BY 3G7656-PAGE 215
PART OF 3G1239 & 9J5075 PUMPS-VANE. AN ATTACHMENT
For full view, you need register
#SEBP12660427
3G-2834: CARTRIDGE GP
For full view, you need register
Parts for your 621B WHEEL TRACTOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 8C-3079 | [4] | SEAL-O-RING | |
| 2. | 3G-1264 | [4] | RETAINER-SEAL | |
| 3. | 9T-5042 | [2] | DOWEL | |
| 4. | 9T-5049 | [1] | PLATE-INLET | |
| 5. | 9T-5057 | [1] | KIT-VANE | |
| 6. | 9T-5074 | [1] | RING | |
| 7. | 5D-5958 | [1] | SEAL-O-RING | |
| 8. | 061-9457 | [1] | SEAL-O-RING | |
| 9. | 9T-5087 | [1] | RING | |
| 10. | 9T-5092 | [1] | PLATE-OUTLET | |
| 11. | 3G-1820 | [1] | RING-SEAL | |
| 12. | 9T-5100 | [2] | FLEXPLATE | |
| 13. | 9T-5107 | [1] | ROTOR | |
| 14. | 9T-5112 | [2] | SCREW |
#SEBP12660428
9J-8774: CYLINDER GP-SERVO STEERING
9J8774 CYLINDER GP-STEERING SERVO (CHANGE 00-01)
50.8 MM (2 IN) BORE X 127 MM (5 IN) STROKE
S/N 45P2712-3609
PART OF 8D6900 CYLINDER & MOUNTING
50.8 MM (2 IN) BORE X 127 MM (5 IN) STROKE
S/N 45P2712-3609
PART OF 8D6900 CYLINDER & MOUNTING
For full view, you need register
Parts for your 621B WHEEL TRACTOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 5J-7945 | [1] | ROD ASSEM. | |
| (Includes) | ||||
| 2. | 5P-9962 C | [1] | BEARING | |
| 3. | 3H-5823 | [2] | RING | |
| 4. | 6J-0934 | [4] | BOLT | |
| 5. | 3B-4506 | [4] | LOCKWASHER | |
| 6. | 6J-1890 | [1] | WIPER | |
| 7. | 9J-8773 | [1] | HEAD ASSEM. | |
| (Includes) | ||||
| 8. | 5J-7884 | [1] | SEAT | |
| 9. | 7B-6368 | [1] | BALL | |
| 10. | 9J-8733 | [1] | SPRING | |
| 9J-8734 | [1] | RETAINER | ||
| 11. | 5J-7915 | [1] | TUBE | |
| 12. | 5J-7914 | [1] | PISTON | |
| 13. | 5J-7942 | [1] | RING | |
| 14. | 4F-7952 | [2] | RING | |
| 15. | 9J-8772 | [1] | HEAD ASSEM. | |
| (Includes) | ||||
| 16. | 5J-7884 | [1] | SEAT | |
| 17. | 7B-6368 | [1] | BALL | |
| 18. | 5P-9962 C | [1] | BEARING | |
| 19. | 3H-5823 | [2] | RING | |
| 20. | 9J-8733 | [1] | SPRING | |
| 9J-8734 | [1] | RETAINER | ||
| 21. | 1S-0670 | [2] | RING | |
| 22. | 1H-9696 | [2] | SEAL | |
| 23. | 2H-3788 | [1] | NUT | |
| 24. | 5J-7004 | [2] | SEAL ASSEM. | |
| 25. | 6J-1889 | [1] | SEAL | |
| 26. | 5J-7943 | [1] | RETAINER | |
| C | INDICATES CHANGE | |||
#SEBP12660429
4T-7819: CYLINDER GP
4T7819 CYLINDER GP (CHANGE 00-01)
50.8 MM (2 IN) BORE X 127 MM (5 IN) STROKE
S/N 45P3610-UP
4T7930-PAGE 172.02
PART OF 8D6900 CYLINDER & MOUNTING
50.8 MM (2 IN) BORE X 127 MM (5 IN) STROKE
S/N 45P3610-UP
4T7930-PAGE 172.02
PART OF 8D6900 CYLINDER & MOUNTING
For full view, you need register
Parts for your 621B WHEEL TRACTOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 5J-7945 | [1] | ROD AS | |
| 2. | 5P-9962 | [1] | BEARING-ALIGNING | |
| 3. | 3H-5823 | [2] | RING-RETAINER | |
| 4. | 9X-2648 | [4] | BOLT | |
| 5. | 8T-4896 | [4] | WASHER-HARD | |
| 6. | 6J-1890 | [1] | WIPER-ROD | |
| 7. | 4T-7930 Y | [2] | CARTRIDGE GP | |
| 8. | 5J-8122 | [1] | HEAD | |
| 9. | 5J-7915 | [1] | TUBE | |
| 10. | 5J-7914 | [1] | PISTON | |
| 11. | 5J-7942 | [1] | RING-WEAR | |
| 12. | 4F-7952 | [2] | SEAL-O-RING (37.7MM ID) | |
| 13. | 5J-8119 | [1] | HEAD-BASE END | |
| 14. | 5P-9962 | [1] | BEARING-ALIGNING | |
| 15. | 6V-8179 | [2] | RING-RETAINING | |
| 16. | 1S-0670 | [2] | RING-BACKUP | |
| 17. | 1H-9696 | [2] | SEAL-O-RING (44.0MM ID) | |
| 18. | 2H-3788 | [1] | LOCKNUT | |
| 19. | 5J-7004 | [2] | SEAL AS | |
| 20. | 6J-1889 | [1] | SEAL-U-CUP | |
| 21. | 5J-7943 | [1] | RETAINER | |
| Y | SEPARATE ILLUSTRATION | |||
