HYDRAULIC SYSTEM
MANIFOLD GPMOTOR GP
MOUNTING GP
PUMP GP
HYDRAULIC SYSTEM
MANIFOLD GP#SEBP65030310
215-5037: MANIFOLD GP-CONTROL
215-5037 MANIFOLD GP-CONTROL -PILOT OIL
S/N WHJ258-UP; TJY410-UP
PART OF 437-0479 LINES GP-PILOT
S/N WHJ258-UP; TJY410-UP
PART OF 437-0479 LINES GP-PILOT
Parts for your 312D2 EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 457-9878 CY | [1] | VALVE GP-SOLENOID (24-VOLT)(SWING BRAKE RELEASE) | |
| 1A. | 457-9878 CY | [1] | VALVE GP-SOLENOID (24-VOLT)(HYDRAULIC LOCKOUT) | |
| 1B. | 457-9878 CY | [1] | VALVE GP-SOLENOID (24-VOLT)(TRAVEL SPEED) | |
| 2. | 9S-8005 C | [4] | PLUG (3/4-16-THD) | |
| 3. | 9S-8004 C | [1] | PLUG (9/16-18-THD) | |
| 4. | 197-0196 C | [1] | VALVE-CHECK | |
| 5. | 197-0199 C | [1] | SPRING | |
| 6. | 197-0273 C | [1] | SPRING | |
| 7. | 7I-2272 CM | [6] | BOLT (M5X0.8X12-MM) | |
| 8. | 3J-1907 C | [1] | SEAL-O-RING | |
| 9. | 3K-0360 C | [4] | SEAL-O-RING | |
| 10. | 225-4818 C | [6] | PLUG AS | |
| (EACH INCLUDES) | ||||
| 4J-7533 | [1] | SEAL-O-RING | ||
| 225-4804 | [1] | PLUG | ||
| C | CHANGE FROM PREVIOUS TYPE | |||
| M | METRIC PART | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP65030311
239-8697: MANIFOLD GP-CONTROL
239-8697 MANIFOLD GP-CONTROL -PILOT OIL SUPPLY
S/N WHJ1-UP; TJY1-UP
ALUMINUM BODY
PART OF 215-5037 MANIFOLD GP-CONTROL
S/N WHJ1-UP; TJY1-UP
ALUMINUM BODY
PART OF 215-5037 MANIFOLD GP-CONTROL
Parts for your 312D2 EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 121-1491 Y | [1] | VALVE GP-SOLENOID (SWING BRAKE RELEASE) | |
| 1A. | 121-1491 Y | [1] | VALVE GP-SOLENOID (HYDRAULIC LOCKOUT) | |
| 1B. | 121-1491 Y | [1] | VALVE GP-SOLENOID (TRAVEL SPEED) | |
| 4. | 197-0196 | [1] | VALVE-CHECK | |
| 5. | 197-0199 | [1] | SPRING | |
| 6. | 197-0273 | [1] | SPRING | |
| 7. | 9S-8005 | [4] | PLUG (3/4-16-THD) | |
| 8. | 3J-1907 | [1] | SEAL-O-RING | |
| 9. | 3K-0360 | [4] | SEAL-O-RING | |
| 11. | 7I-2272 M | [6] | BOLT (M5X0.8X12-MM) | |
| 12. | 225-4818 | [6] | PLUG AS | |
| (EACH INCLUDES) | ||||
| 4J-7533 | [1] | SEAL-O-RING | ||
| 225-4804 | [1] | PLUG | ||
| 13. | 9S-8004 | [1] | PLUG (9/16-18-THD) | |
| M | METRIC PART | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP65030312
239-8998: MANIFOLD GP-CONTROL
239-8998 MANIFOLD GP-CONTROL -PILOT OIL SUPPLY
S/N WHJ1-UP; TJY1-UP
STEEL BODY
PART OF 215-5037 MANIFOLD GP-CONTROL
S/N WHJ1-UP; TJY1-UP
STEEL BODY
PART OF 215-5037 MANIFOLD GP-CONTROL
Parts for your 312D2 EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 121-1491 Y | [1] | VALVE GP-SOLENOID (SWING BRAKE RELEASE) | |
| 1A. | 121-1491 Y | [1] | VALVE GP-SOLENOID (HYDRAULIC LOCKOUT) | |
| 1B. | 121-1491 Y | [1] | VALVE GP-SOLENOID (TRAVEL SPEED) | |
| 2. | 7M-7410 | [2] | PLUG-PIPE | |
| 3. | 8T-6759 | [6] | PLUG-PIPE | |
| 4. | 197-0196 | [1] | VALVE-CHECK | |
| 5. | 9S-8005 | [3] | PLUG (3/4-16-THD) | |
| 6. | 197-0199 | [1] | SPRING | |
| 7. | 197-0273 | [1] | SPRING | |
| 8. | 3K-0360 | [3] | SEAL-O-RING | |
| 9. | 7I-2272 M | [6] | BOLT (M5X0.8X12-MM) | |
| M | METRIC PART | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP65030313
170-9893: MOTOR GP-SWING
Parts for your 312D2 EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 099-0320 | [1] | BUSHING | |
| 2. | 099-0321 J | [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. | 200-3335 | [1] | PISTON AS | |
| 8. | 099-6530 | [3] | PLATE-FRICTION | |
| 9. | 099-6531 | [3] | PLATE-SEPARATOR | |
| 10. | 099-6532 J | [1] | SEAL-O-RING | |
| 11. | 099-6535 | [1] | PISTON-BRAKE | |
| 12. | 6F-4718 J | [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. | 444-2033 | [4] | BUSHING | |
| 18. | 099-0333 | [1] | PLATE-VALVE | |
| 19. | 099-0334 | [1] | BEARING AS-NEEDLE | |
| 20. | 099-0335 | [1] | RING-RETAINING | |
| 21. | 123-2143 | [1] | BARREL AS | |
| 22. | 194-8401 | [1] | HOUSING | |
| 24. | 7I-0060 | [2] | PLUG | |
| 25. | 095-1784 J | [2] | RING-BACKUP | |
| 26. | 095-1585 J | [2] | SEAL-O-RING | |
| 27. | 095-1580 J | [2] | SEAL-O-RING | |
| 28. | 7I-0061 | [2] | VALVE (CROSSOVER RELIEF) | |
| 29. | 7I-0062 | [2] | SPRING | |
| 30. | 7I-0063 | [2] | SLEEVE AS | |
| 31. | 194-8400 | [1] | HEAD | |
| 32. | 095-1594 J | [4] | SEAL-O-RING | |
| 33. | 3J-1907 J | [2] | SEAL-O-RING | |
| 34. | 9S-4191 | [2] | PLUG (9/16-18-THD) | |
| 35. | 229-0992 | [2] | VALVE GP-RELIEF (SWING) | |
| (EACH INCLUDES) | ||||
| 095-1594 | [1] | SEAL-O-RING | ||
| 36. | 8T-0347 M | [4] | BOLT-SOCKET HEAD (M14X1.5X45-MM) | |
| 37. | 096-5933 | [2] | VALVE-CHECK (MAKEUP) | |
| 38. | 095-1789 J | [2] | RING | |
| 39. | 096-5934 | [2] | SPRING | |
| 40. | 096-5932 | [2] | PLUG | |
| AVAILABLE REPAIR KIT(S): | ||||
| 123-2145 J | [1] | KIT-SEAL (SWING MOTOR) | ||
| J | KIT MARKED J SERVICES PART(S) MARKED J | |||
| M | METRIC PART | |||
#SEBP65030314
422-9182: MOTOR GP-SWING
Parts for your 312D2 EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 2K-8257 | [1] | SEAL-O-RING | |
| 2. | 3E-6711 | [1] | SEAL-O-RING | |
| 3. | 3J-1907 | [2] | SEAL-O-RING | |
| 4. | 9F-1399 | [1] | SEAL-O-RING | |
| 5. | 095-1590 | [2] | SEAL-O-RING | |
| 6. | 126-2055 | [18] | SPRING | |
| 7. | 184-1836 M | [3] | BOLT (M18X2.5X45-MM) | |
| 8. | 371-7201 | [2] | PLUG | |
| 9. | 446-7219 | [1] | PISTON AS | |
| 10. | 446-7221 | [1] | HEAD GP-MOTOR (SWING) | |
| 095-0882 | [2] | PIN-SPRING | ||
| 11. | 446-7224 | [1] | VALVE GP-SWING CUSHION | |
| 095-1595 | [2] | SEAL-O-RING | ||
| 12. | 446-7226 | [2] | VALVE GP-RELIEF (SWING MOTOR) | |
| (EACH INCLUDES) | ||||
| 095-1698 | [1] | SEAL-O-RING | ||
| 13. | 446-7227 | [2] | PLUG | |
| 14. | 446-7228 | [1] | SPRING | |
| 15. | 446-7229 | [2] | SPRING | |
| 16. | 446-7230 | [2] | PLUG | |
| 17. | 446-7232 | [1] | HOUSING-MOTOR | |
| 18. | 446-7234 | [1] | PLATE | |
| 19. | 446-7235 | [1] | SHAFT | |
| 20. | 446-7236 | [1] | BARREL | |
| 21. | 446-7237 | [1] | PISTON-BRAKE | |
| 22. | 446-7238 | [1] | PLATE | |
| 23. | 446-7239 | [2] | PLATE-SEPARATOR | |
| 24. | 446-7240 | [1] | PLATE-VALVE | |
| 25. | 446-7241 | [2] | PLATE-FRICTION | |
| 26. | 446-7242 | [2] | VALVE-CHECK | |
| 27. | 446-7243 | [1] | BEARING | |
| 28. | 446-7244 | [1] | BEARING | |
| 29. | 446-7245 | [1] | SEAL-LIP TYPE | |
| M | METRIC PART | |||
#SEBP65030315
509-5929: MOTOR GP-TRAVEL
Parts for your 312D2 EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 538-4275 | [1] | SEAL-O-RING | |
| 2. | 190-3010 | [1] | SEAL-O-RING | |
| 3. | 536-5550 | [1] | HOUSING | |
| 4. | 536-5534 | [1] | PISTON AS | |
| 5. | 536-5537 | [1] | PLATE-RETAINER | |
| 6. | 536-5538 | [1] | GUIDE-BALL | |
| 7. | 536-5535 | [1] | SHAFT-DRIVE | |
| 8. | 536-5548 | [2] | KEY | |
| 9. | 538-4280 | [4] | DOWEL | |
| 10. | 538-4277 | [1] | BEARING | |
| 11. | 538-4274 | [1] | SEAL-LIP TYPE | |
| 12. | 536-5549 | [1] | SPRING | |
| 13. | 536-5547 | [1] | PISTON | |
| 14. | 536-5536 | [1] | SWASHPLATE | |
| 15. | 538-4279 | [3] | ROLLER-NEEDLE | |
| 16. | 536-5540 | [2] | SEAT-SPRING | |
| 17. | 536-5544 | [3] | PLATE-FRICTION | |
| 18. | 536-5545 | [3] | PLATE-SEPARATOR | |
| 19. | 536-5541 | [1] | PISTON-BRAKE | |
| 20. | 9S-8004 | [2] | PLUG (9/16-18-THD) | |
| 21. | 9F-1399 | [1] | SEAL-O-RING | |
| 22. | 536-5539 | [1] | PLATE-VALVE | |
| 23. | 538-4276 | [1] | RING-RETAINING | |
| 24. | 536-5546 | [2] | SHIM AS | |
| 25. | 538-4278 | [1] | BEARING | |
| 26. | 536-5543 | [1] | SPRING | |
| 27. | 099-3095 | [1] | DOWEL | |
| 28. | 536-5542 | [11] | SPRING-BRAKE | |
| 29. | 536-5552 Y | [1] | VALVE GP-TRAVEL COUNTERBALANCE (TRACTION CONTROL) | |
| 30. | 8T-3957 M | [10] | BOLT-SOCKET HEAD (M12X1.75X30-MM) | |
| 31. | 9X-6154 M | [4] | BOLT-SOCKET HEAD (M8X1.25-THD) | |
| 32. | 536-5533 Y | [1] | VALVE GP-RELIEF | |
| M | METRIC PART | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP65030316
278-6664: MOUNTING GP-MAIN CONTROL VALVE
278-6664 MOUNTING GP-MAIN CONTROL VALVE
S/N WHJ1-UP; TJY1-UP
PART OF 383-5099, 421-1937 HYDRAULIC AR
S/N WHJ1-UP; TJY1-UP
PART OF 383-5099, 421-1937 HYDRAULIC AR
Parts for your 312D2 EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 178-6450 | [4] | SPACER (17X35X30-MM THK) | |
| 2. | 375-6708 C | [1] | SUPPORT AS (LH) | |
| 3. | 375-6709 C | [1] | SUPPORT AS (RH) | |
| 4. | 453-2834 M | [3] | BOLT (M16X2X30-MM) | |
| 5. | 447-1707 M | [4] | BOLT (M16X2X60-MM) | |
| 6. | 451-2175 | [3] | WASHER-HARD (17.5X30X3.5-MM THK) | |
| C | CHANGE FROM PREVIOUS TYPE | |||
| M | METRIC PART | |||
#SEBP65030317
387-2606: PUMP & MTG GP-MAIN HYDRAULIC
387-2606 PUMP & MTG GP-MAIN HYDRAULIC
S/N WHJ1-UP; TJY1-UP
PART OF 383-5099, 421-1937 HYDRAULIC AR
S/N WHJ1-UP; TJY1-UP
PART OF 383-5099, 421-1937 HYDRAULIC AR
Parts for your 312D2 EXCAVATOR:
CATERPILLAR SIS#SEBP65030318
341-2860: PUMP GP-GEAR
341-2860 PUMP GP-GEAR -PILOT
S/N WHJ1-UP; TJY1-UP
PART OF 391-9442 PUMP GP-MAIN HYDRAULIC
S/N WHJ1-UP; TJY1-UP
PART OF 391-9442 PUMP GP-MAIN HYDRAULIC
Parts for your 312D2 EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| AVAILABLE REPAIR KIT(S): | ||||
| 327-8740 | [1] | KIT-SEAL (GEAR PUMP) | ||
| (KIT INCLUDES GASKETS, LIP TYPE SEAL, SEAL & RETAINING RING) | ||||
#SEBP65030319
391-9442: PUMP GP-MAIN HYDRAULIC
391-9442 PUMP GP-MAIN HYDRAULIC
S/N WHJ1-UP; TJY1-UP
PART OF 387-2606 PUMP & MTG GP-MAIN HYDRAULIC
S/N WHJ1-UP; TJY1-UP
PART OF 387-2606 PUMP & MTG GP-MAIN HYDRAULIC
Parts for your 312D2 EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 111-9916 Y | [1] | VALVE GP-SOLENOID (PRESSURE REDUCING)(PUMP CONTROL) | |
| 2. | 165-2799 | [12] | SPRING | |
| 3. | 165-2801 | [2] | BEARING-ROLLER | |
| 4. | 165-2804 | [1] | FLANGE | |
| 5. | 165-2805 | [2] | BLOCK | |
| 6. | 165-3838 | [1] | BARREL AS | |
| 7. | 165-3839 | [1] | BARREL AS | |
| 8. | 165-3853 | [1] | COVER | |
| 9. | 176-8131 | [2] | SPACER-SPECIAL | |
| 10. | 176-8132 | [2] | BEARING | |
| 11. | 190-4896 | [2] | PLUG | |
| 12. | 192-0573 | [4] | PIN-DOWEL | |
| 13. | 199-0518 | [2] | SEAL-O-RING | |
| 14. | 207-2985 | [2] | ORIFICE | |
| 15. | 225-6216 | [1] | GASKET | |
| 16. | 267-8084 | [2] | BEARING-NEEDLE | |
| 17. | 268-6263 | [2] | CAM | |
| 18. | 269-2433 | [4] | BEARING-CRADLE | |
| 19. | 273-8315 | [1] | SEAL-O-RING | |
| 20. | 282-9192 | [1] | CASE-FLANGE | |
| 21. | 341-2860 Y | [1] | PUMP GP-GEAR (PILOT) | |
| 22. | 353-5829 | [2] | GUIDE-BALL | |
| 23. | 353-5837 | [1] | SEAL-LIP TYPE | |
| 24. | 368-9994 | [1] | PLATE | |
| 25. | 368-9995 | [2] | GEAR (47-TEETH) | |
| 26. | 368-9996 | [1] | SHAFT-DRIVE | |
| 27. | 368-9997 | [1] | SHAFT-DRIVEN | |
| 28. | 165-3847 | [18] | PISTON AS | |
| 29. | 391-9438 | [1] | BLOCK-PORT | |
| 30. | 391-9444 Y | [2] | HEAD GP-PUMP (DRIVE) | |
| 32. | 094-1875 | [6] | DOWEL | |
| 33. | 094-1882 | [13] | PLUG | |
| 35. | 189-9763 | [4] | SEAL-O-RING | |
| 36. | 1H-7339 | [1] | SEAL-O-RING | |
| 37. | 1J-6472 | [2] | RING-RETAINING | |
| 38. | 273-8320 | [1] | SEAL-O-RING | |
| 39. | 3J-1907 | [2] | SEAL-O-RING | |
| 40. | 6V-8144 | [2] | RING-RETAINING | |
| 41. | 6V-8757 | [2] | RING-RETAINING | |
| 42. | 7I-2272 M | [2] | BOLT (M5X0.8X12-MM) | |
| 43. | 7X-2553 M | [5] | BOLT (M16X2X40-MM) | |
| 44. | 7X-2556 M | [1] | BOLT (M16X2X100-MM) | |
| 45. | 2Y-5578 | [4] | PIN | |
| 46. | 8T-4121 | [2] | WASHER-HARD (11X21X2.5-MM THK) | |
| 47. | 8T-4136 M | [4] | BOLT (M10X1.5X25-MM) | |
| 48. | 8T-4139 M | [8] | BOLT (M12X1.75X30-MM) | |
| 49. | 8T-4140 M | [2] | BOLT (M16X2X60-MM) | |
| 50. | 8T-4185 M | [4] | BOLT (M10X1.5X50-MM) | |
| 51. | 8T-7547 M | [4] | BOLT (M8X1.25X30-MM) | |
| 52. | 8T-9599 | [1] | RING-RETAINING | |
| 53. | 9S-4191 | [2] | PLUG (9/16-18-THD) | |
| 54. | 353-5825 | [2] | RETAINER | |
| M | METRIC PART | |||
| Y | SEPARATE ILLUSTRATION | |||