HYDRAULIC SYSTEM
LINES GP-STICKLINES GP-SWING
LINES GP-TRAVEL MOTOR
MOTOR GP
HYDRAULIC SYSTEM
LINES GP-STICK#SEBP22540300
5I-4072: LINES GP-STICK
5I-4072 LINES GP-STICK
S/N 6BL1-UP
SHORT STICK/LONG BOOM
PART OF 102-5302, 129-6189 STICK AR-HOE
AN ATTACHMENT
S/N 6BL1-UP
SHORT STICK/LONG BOOM
PART OF 102-5302, 129-6189 STICK AR-HOE
AN ATTACHMENT
Parts for your 312-A EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 133-5508 I | [1] | HOSE AS | |
| 2. | 133-3703 | [1] | TUBE AS | |
| 3. | 8T-4182 M | [4] | BOLT (M10X1.5X45-MM) | |
| 4. | 4J-5267 | [3] | SEAL-O-RING | |
| 5. | 093-1291 | [1] | CLAMP | |
| 6. | 8T-4184 M | [1] | BOLT (M12X1.75X45-MM) | |
| 7. | 8T-4223 | [1] | WASHER-HARD (13.5X25.5X3-MM THK) | |
| 8. | 7I-1052 | [1] | SUPPORT AS | |
| 8T-3490 M | [1] | NUT-WELD (M10X1.5-THD) | ||
| 9. | 8T-4195 M | [2] | BOLT (M10X1.5X30-MM) | |
| 10. | 8T-4121 | [10] | WASHER-HARD (11X21X2.5-MM THK) | |
| 11. | 7I-1112 | [1] | SUPPORT AS | |
| 8T-3490 M | [1] | NUT-WELD (M10X1.5-THD) | ||
| 12. | 107-1464 | [1] | BLOCK | |
| 13. | 7J-9108 | [2] | SEAL-O-RING | |
| 14. | 133-5507 I | [1] | HOSE AS | |
| 15. | 6V-9746 | [1] | SEAL-O-RING | |
| 16. | 8T-4178 M | [4] | BOLT (M10X1.5X90-MM) | |
| 17. | 1P-4576 | [2] | FLANGE-HALF | |
| I | REFER TO HYDRAULIC INFORMATION SYSTEM | |||
| M | METRIC PART | |||
#SEBP22540301
4I-7617: LINES GP-SWING MOTOR
Parts for your 312-A EXCAVATOR:
CATERPILLAR SIS#SEBP22540302
119-5830: LINES GP-TRAVEL MOTOR
Parts for your 312-A EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 114-9351 I | [1] | HOSE AS | |
| 2. | 112-9489 I | [1] | HOSE AS | |
| 3. | 112-9488 I | [1] | HOSE AS | |
| 4. | 112-9487 I | [1] | HOSE AS | |
| 5. | 3G-8856 | [1] | WASHER (17X30X5-MM THK) | |
| 6. | 4I-7870 | [1] | ROD | |
| 7. | 8T-4137 M | [4] | BOLT (M10X1.5X20-MM) | |
| 8. | 8T-4121 | [6] | WASHER-HARD (11X21X2.5-MM THK) | |
| 9. | 4I-7603 Y | [1] | SWIVEL GP | |
| 10. | 1U-8846 B | SEALANT-GASKET | ||
| 11. | 6V-9162 | [2] | CONNECTOR | |
| 12. | 6V-9746 | [16] | SEAL-O-RING | |
| 13. | 3D-2824 | [12] | SEAL-O-RING | |
| 14. | 6V-8637 | [10] | CONNECTOR | |
| 15. | 6V-8716 | [2] | CONNECTOR (STRAIGHT) | |
| 16. | 7M-8485 | [4] | SEAL-O-RING | |
| 17. | 6V-9182 | [2] | ELBOW | |
| 18. | 5I-4366 | [2] | GROMMET | |
| 19. | 5I-4365 | [2] | GROMMET | |
| 20. | 7K-1181 | [6] | STRAP-CABLE | |
| 21. | 2P-1314 | [4] | CONNECTOR | |
| 22. | 3J-1907 | [2] | SEAL-O-RING | |
| 23. | 031-2582 | [1] | TEE-O-RING | |
| 24. | 3K-0360 | [1] | SEAL-O-RING | |
| 25. | 7I-1303 I | [4] | HOSE AS | |
| 26. | 7I-1152 | [2] | CLIP AS | |
| 27. | 7I-1151 | [2] | CLIP | |
| 28. | 8T-4195 M | [2] | BOLT (M10X1.5X30-MM) | |
| 29. | 4I-1434 I | [2] | HOSE AS | |
| 30. | 030-8194 | [2] | CONNECTOR | |
| 31. | 7I-1321 I | [2] | HOSE AS | |
| B | USE AS REQUIRED | |||
| I | REFER TO HYDRAULIC INFORMATION SYSTEM | |||
| M | METRIC PART | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP22540303
6I-6700: LINES GP-TRAVEL MOTOR
Parts for your 312-A EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 104-8878 I | [1] | HOSE AS | |
| 2. | 107-1647 I | [1] | HOSE AS | |
| 3. | 107-1643 I | [1] | HOSE AS | |
| 4. | 107-1651 I | [1] | HOSE AS | |
| 5. | 3G-8856 | [1] | WASHER (17X30X5-MM THK) | |
| 6. | 4I-7870 | [1] | ROD | |
| 7. | 8T-4137 M | [4] | BOLT (M10X1.5X20-MM) | |
| 8. | 7I-1303 I | [4] | HOSE AS | |
| 9. | 4I-7603 Y | [1] | SWIVEL GP | |
| 10. | 1U-8846 B | SEALANT-GASKET | ||
| 11. | 110-5897 | [2] | CONNECTOR | |
| 12. | 6V-9746 | [20] | SEAL-O-RING | |
| 13. | 3D-2824 | [12] | SEAL-O-RING | |
| 14. | 6V-8637 | [9] | CONNECTOR | |
| 15. | 6V-8716 | [2] | CONNECTOR (STRAIGHT) | |
| 16. | 7M-8485 | [4] | SEAL-O-RING | |
| 17. | 109-5817 | [2] | ELBOW | |
| 18. | 5I-4366 | [2] | GROMMET | |
| 19. | 5I-4365 | [2] | GROMMET | |
| 20. | 7K-1181 | [6] | STRAP-CABLE | |
| 21. | 2P-1314 | [2] | CONNECTOR | |
| 22. | 3J-1907 | [2] | SEAL-O-RING | |
| 23. | 031-2582 | [1] | TEE-O-RING | |
| 24. | 3K-0360 | [3] | SEAL-O-RING | |
| 25. | 8T-4121 | [6] | WASHER-HARD (11X21X2.5-MM THK) | |
| 26. | 7I-1321 I | [2] | HOSE AS | |
| 27. | 9K-5469 | [2] | CONNECTOR | |
| 28. | 3J-7354 | [2] | SEAL-O-RING | |
| 29. | 030-8188 | [2] | CONNECTOR | |
| 30. | 7I-0175 I | [2] | HOSE AS | |
| 31. | 7I-1152 | [2] | CLIP AS | |
| 32. | 7I-1151 | [2] | CLIP | |
| 33. | 8T-4195 M | [2] | BOLT (M10X1.5X30-MM) | |
| 34. | 109-5825 | [2] | ELBOW (SWIVEL) | |
| 35. | 109-5813 | [2] | ELBOW (SWIVEL) | |
| 36. | 110-5895 | [1] | CONNECTOR | |
| B | USE AS REQUIRED | |||
| I | REFER TO HYDRAULIC INFORMATION SYSTEM | |||
| M | METRIC PART | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP22540304
6I-6700: LINES GP-TRAVEL MOTOR
Parts for your 312-A EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 114-9351 CI | [1] | HOSE AS | |
| 2. | 112-9489 CI | [1] | HOSE AS | |
| 3. | 112-9488 CI | [1] | HOSE AS | |
| 4. | 112-9487 CI | [1] | HOSE AS | |
| 5. | 3G-8856 | [1] | WASHER (17X30X5-MM THK) | |
| 6. | 4I-7870 | [1] | ROD | |
| 7. | 8T-4137 M | [4] | BOLT (M10X1.5X20-MM) | |
| 8. | 8T-4121 | [6] | WASHER-HARD (11X21X2.5-MM THK) | |
| 9. | 4I-7603 Y | [1] | SWIVEL GP | |
| 10. | 1U-8846 B | SEALANT-GASKET | ||
| 11. | 6V-9162 C | [2] | CONNECTOR | |
| 12. | 6V-9746 C | [16] | SEAL-O-RING | |
| 13. | 3D-2824 | [12] | SEAL-O-RING | |
| 14. | 6V-8637 C | [10] | CONNECTOR | |
| 15. | 6V-8716 | [2] | CONNECTOR (STRAIGHT) | |
| 16. | 7M-8485 | [4] | SEAL-O-RING | |
| 17. | 6V-9182 C | [2] | ELBOW | |
| 18. | 5I-4366 | [2] | GROMMET | |
| 19. | 5I-4365 | [2] | GROMMET | |
| 20. | 7K-1181 | [6] | STRAP-CABLE | |
| 21. | 2P-1314 | [2] | CONNECTOR | |
| 22. | 3J-1907 | [2] | SEAL-O-RING | |
| 23. | 031-2582 | [1] | TEE-O-RING | |
| 24. | 3K-0360 | [3] | SEAL-O-RING | |
| 25. | 7I-1303 I | [4] | HOSE AS | |
| 26. | 7I-1321 I | [2] | HOSE AS | |
| 27. | 9K-5469 | [2] | CONNECTOR | |
| 28. | 3J-7354 | [2] | SEAL-O-RING | |
| 29. | 030-8188 | [2] | CONNECTOR | |
| 30. | 7I-0175 I | [2] | HOSE AS | |
| 31. | 7I-1152 | [2] | CLIP AS | |
| 32. | 7I-1151 | [2] | CLIP | |
| 33. | 8T-4195 M | [2] | BOLT (M10X1.5X30-MM) | |
| B | USE AS REQUIRED | |||
| C | CHANGE FROM PREVIOUS TYPE | |||
| I | REFER TO HYDRAULIC INFORMATION SYSTEM | |||
| M | METRIC PART | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP22540305
128-1881: MOTOR GP-PISTON
Parts for your 312-A EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 128-1882 | [1] | ROTARY AS | |
| 2. | 128-1896 | [1] | HOUSING-MOTOR | |
| 3. | 128-1899 | [1] | SWASHPLATE | |
| 4. | 128-1900 | [1] | SHAFT-DRIVE | |
| 5. | 134-5179 | [1] | PLATE-PORT | |
| 6. | 134-5180 | [1] | SET-BEARING | |
| 128-1903 | [1] | SHIM PACK (INCLUDES 14-SHIMS) | ||
| 7. | 134-5181 | [1] | KIT-SEALING | |
| 8. | 134-5182 | [1] | CONTROL UNIT | |
| 9. | 128-1938 | [1] | VALVE AS-RELIEF | |
| 128-1939 | [1] | HOUSING | ||
| 128-1940 | [2] | VALVE AS | ||
| 8T-2396 M | [4] | BOLT (M6X1X60-MM) | ||
| 10. | 128-1937 | [1] | VALVE AS-PILOT | |
| 11. | 128-1922 | [4] | BOLT-SOCKET HEAD | |
| 12. | 128-1912 | [2] | SHELL-CRADLE | |
| 13. | 128-1929 | [1] | PIN-DOWEL | |
| M | METRIC PART | |||
#SEBP22540306
145-7765: MOTOR GP-PISTON
145-7765 MOTOR GP-PISTON
S/N 6BL1689-UP
PART OF 142-6825 DRIVE GP-FINAL
REPLACED BY 153-2692 MOTOR GP-TRAVEL
S/N 6BL1689-UP
PART OF 142-6825 DRIVE GP-FINAL
REPLACED BY 153-2692 MOTOR GP-TRAVEL
Parts for your 312-A EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 128-1937 | [1] | VALVE AS-PILOT | |
| 2. | 146-9659 Y | [1] | BLOCK GP-HYDRAULIC | |
| 3. | 128-1929 | [1] | PIN-DOWEL | |
| 4. | 146-9660 | [1] | HOUSING-MOTOR | |
| 5. | 128-1882 | [1] | ROTARY AS | |
| 6. | 133-0128 | [1] | SEAL-O-RING | |
| 7. | 146-9661 | [1] | SHAFT | |
| 8. | 134-5180 | [1] | SET-BEARING | |
| 128-1903 | [1] | SHIM PACK (INCLUDES 14-SHIMS) | ||
| 9. | 128-1899 | [1] | SWASHPLATE | |
| 10. | 146-9663 | [2] | SHELL-CRADLE | |
| 11. | 146-9666 | [1] | CONTROL-MOTOR | |
| 12. | 8T-7525 | [1] | SEAL-O-RING | |
| 13. | 095-1750 | [2] | SEAL-O-RING | |
| AVAILABLE REPAIR KIT(S): | ||||
| 146-9667 | [1] | KIT-SEAL | ||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP22540307
153-2692: MOTOR GP-PISTON
Parts for your 312-A EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 128-1937 | [1] | VALVE AS-PILOT | |
| 2. | 146-9659 Y | [1] | BLOCK GP-HYDRAULIC | |
| 3. | 128-1929 | [1] | PIN-DOWEL | |
| 4. | 153-2690 | [1] | HOUSING-MOTOR | |
| 5. | 153-2691 | [1] | RING-RETAINING | |
| 6. | 153-2686 | [1] | SHAFT | |
| 7. | 134-5180 | [1] | SET-BEARING | |
| 128-1903 B | [1] | SHIM PACK (INCLUDES 14-SHIMS) | ||
| 8. | 128-1899 | [1] | SWASHPLATE | |
| 9. | 153-2688 | [1] | CRADLE SHELL | |
| 10. | 146-9666 | [1] | CONTROL-MOTOR | |
| 8T-7525 | [1] | SEAL-O-RING | ||
| 095-1750 | [2] | SEAL-O-RING | ||
| 11. | 153-2685 | [1] | ROTATING AS | |
| 12. | 125-9702 | [2] | CLAMP | |
| 13. | 125-9706 | [2] | DOWEL SCREW | |
| AVAILABLE REPAIR KIT(S): | ||||
| 153-2687 | [1] | KIT-SEAL | ||
| B | USE AS REQUIRED | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP22540308
4I-7646: MOTOR GP-SWING
Parts for your 312-A EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 099-0320 | [1] | BUSHING | |
| 2. | 099-0321 | [1] | SEAL-LIP TYPE | |
| 3. | 099-0322 | [1] | BEARING-ROLLER | |
| 4. | 7I-0057 | [1] | SPRING | |
| 5. | 099-4749 | [1] | PLATE-CAM | |
| 6. | 7I-0058 | [1] | PLATE-RETAINER | |
| 7. | 7I-1180 | [1] | PISTON AS | |
| 099-0326 | [9] | PISTON AS | ||
| 8. | 099-0371 | [3] | PLUG | |
| 9. | 095-1579 | [3] | SEAL-O-RING | |
| 10. | 6F-4718 | [1] | SEAL-O-RING | |
| 11. | 099-0329 | [2] | PIN | |
| 12. | 099-0330 | [4] | SPRING | |
| 13. | 099-0331 | [4] | RING | |
| 14. | 099-0332 | [4] | BUSHING | |
| 15. | 099-0333 | [1] | PLATE-VALVE | |
| 16. | 099-0334 | [1] | BEARING AS-NEEDLE | |
| 17. | 099-0335 | [1] | RING-RETAINING | |
| 18. | 099-6533 | [1] | BARREL AS | |
| 19. | 105-7230 | [1] | HOUSING | |
| 20. | 7I-0060 | [2] | PLUG | |
| 21. | 095-1784 | [2] | RING-BACKUP | |
| 22. | 095-1585 | [2] | SEAL-O-RING | |
| 23. | 095-1580 | [2] | SEAL-O-RING | |
| 24. | 7I-0061 | [2] | VALVE (CROSSOVER RELIEF) | |
| 25. | 7I-0062 | [2] | SPRING | |
| 26. | 7I-0063 | [2] | SLEEVE AS | |
| 27. | 7I-0064 | [1] | HEAD | |
| 28. | 095-1594 | [4] | SEAL-O-RING | |
| 29. | 095-1592 | [2] | SEAL-O-RING | |
| 30. | 095-1788 | [2] | RING-BACKUP | |
| 31. | 099-7690 | [2] | VALVE GP-RELIEF | |
| 32. | 8T-0347 M | [4] | BOLT-SOCKET HEAD (M14X1.5X45-MM) | |
| 33. | 096-5933 | [2] | VALVE-CHECK (MAKEUP) | |
| 34. | 095-1789 | [2] | RING | |
| 35. | 096-5934 | [2] | SPRING | |
| 36. | 096-5932 | [2] | PLUG | |
| 37. | [1] | PLATE-IDENTIFICATION | ||
| AVAILABLE REPAIR KIT(S): | ||||
| 102-0898 | [1] | KIT-SEAL (INCLUDES RINGS) | ||
| M | METRIC PART | |||
#SEBP22540309
7I-8267: MOTOR GP-SWING
7I-8267 MOTOR GP-SWING
S/N 6BL379-UP
PART OF 7I-7763 DRIVE GP-SWING
ALSO AN ATTACHMENT
S/N 6BL379-UP
PART OF 7I-7763 DRIVE GP-SWING
ALSO AN ATTACHMENT
Parts for your 312-A EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 099-0320 | [1] | BUSHING | |
| 2. | 099-0321 | [1] | SEAL-LIP TYPE | |
| 3. | 099-0322 | [1] | BEARING-ROLLER | |
| 4. | 7I-0057 | [1] | SPRING | |
| 5. | 099-4749 | [1] | PLATE-CAM | |
| 6. | 7I-0058 | [1] | PLATE-RETAINER | |
| 7. | 7I-1180 | [1] | PISTON AS | |
| 8. | 099-6530 | [2] | PLATE-FRICTION | |
| 9. | 099-6531 | [2] | PLATE-SEPARATOR | |
| 10. | 099-6532 | [1] | SEAL-O-RING | |
| 11. | 099-6535 | [1] | PISTON-BRAKE | |
| 12. | 6F-4718 | [2] | SEAL-O-RING | |
| 13. | 099-0328 | [16] | SPRING | |
| 14. | 099-0329 | [2] | PIN | |
| 15. | 099-0330 | [4] | SPRING | |
| 16. | 099-0331 | [4] | RING | |
| 17. | 099-0332 | [4] | BUSHING | |
| 18. | 099-0333 | [1] | PLATE-VALVE | |
| 19. | 099-0334 | [1] | BEARING AS-NEEDLE | |
| 20. | 099-0335 | [1] | RING-RETAINING | |
| 21. | 099-6533 | [1] | BARREL AS | |
| 22. | 102-0896 | [1] | HOUSING | |
| 23. | [1] | PLATE-IDENTIFICATION | ||
| 24. | 7I-0060 | [2] | PLUG | |
| 25. | 095-1784 | [2] | RING-BACKUP | |
| 26. | 095-1585 | [2] | SEAL-O-RING | |
| 27. | 095-1580 | [2] | SEAL-O-RING | |
| 28. | 7I-0061 | [2] | VALVE (CROSSOVER RELIEF) | |
| 29. | 7I-0062 | [2] | SPRING | |
| 30. | 7I-0063 | [2] | SLEEVE AS | |
| 31. | 7I-0064 | [1] | HEAD | |
| 32. | 095-1594 | [4] | SEAL-O-RING | |
| 33. | 095-1592 | [2] | SEAL-O-RING | |
| 34. | 095-1788 | [2] | RING-BACKUP | |
| 35. | 099-7690 | [2] | VALVE GP-RELIEF | |
| 36. | 8T-0347 M | [4] | BOLT-SOCKET HEAD (M14X1.5X45-MM) | |
| 37. | 096-5933 | [2] | VALVE-CHECK (MAKEUP) | |
| 38. | 095-1789 | [2] | RING | |
| 39. | 096-5934 | [2] | SPRING | |
| 40. | 096-5932 | [2] | PLUG | |
| 41. | 099-0371 | [3] | PLUG | |
| 42. | 095-1579 | [3] | SEAL-O-RING | |
| 43. | 7I-0066 | [1] | VALVE GP-BRAKE | |
| 44. | 4J-5268 | [2] | SEAL-O-RING | |
| 45. | 6V-5586 | [1] | SEAL-O-RING | |
| AVAILABLE REPAIR KIT(S): | ||||
| 102-0898 | [1] | KIT-SEAL | ||
| M | METRIC PART | |||
Information:
HYDRAULIC SYSTEM
LINES GP-STICK
Service Magazine