HYDRAULIC SYSTEM
PUMP GPFILTER GP
SWIVEL GP
HYDRAULIC SYSTEM
PUMP GP#M00673180430
448-3702: PUMP GP-GEAR
448-3702 PUMP GP-GEAR -AUXILIARY HYDRAULICS
S/N JEY1-UP
PART OF 200-3365 PUMP & MTG GP-AUXILIARY
AN ATTACHMENT
S/N JEY1-UP
PART OF 200-3365 PUMP & MTG GP-AUXILIARY
AN ATTACHMENT
Parts for your 538 EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| AVAILABLE REPAIR KIT(S): | ||||
| 457-7396 | [1] | KIT-SEAL (AUXILIARY PUMP) | ||
| (INCLUDES SEALS & RINGS) | ||||
#M00673180431
438-1293: PUMP GP-MAIN HYDRAULIC
438-1293 PUMP GP-MAIN HYDRAULIC
S/N JEY1-UP
PART OF 438-3458 PUMP & MTG GP-MAIN HYDRAULIC
S/N JEY1-UP
PART OF 438-3458 PUMP & MTG GP-MAIN HYDRAULIC
Parts for your 538 EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 4I-1022 | [2] | ORIFICE | |
| 2. | 096-3983 | [1] | RING-RETAINING | |
| 3. | 129-7853 | [2] | PLATE | |
| 4. | 129-7855 | [1] | GASKET | |
| 5. | 129-7857 | [1] | GASKET | |
| 6. | 129-7863 | [1] | COVER | |
| 7. | 129-7921 | [2] | RING-RETAINING | |
| 8. | 129-7927 | [2] | BEARING | |
| 9. | 150-5782 | [2] | COVER | |
| 10. | 177-2470 | [1] | COVER | |
| 11. | 177-2471 | [1] | COVER | |
| 12. | 190-4896 | [2] | PLUG | |
| 13. | 192-0573 | [4] | PIN-DOWEL | |
| 14. | 200-3334 | [1] | COVER | |
| 15. | 247-8920 | [2] | ORIFICE | |
| 16. | 263-7474 | [2] | SET-BEARING | |
| 17. | 273-8315 | [2] | SEAL-O-RING | |
| 18. | 341-2831 | [1] | SHAFT-DRIVE | |
| 19. | 341-2834 | [1] | SHAFT-DRIVEN | |
| 20. | 341-2839 | [2] | GEAR (50-TEETH) | |
| 21. | 341-2840 | [1] | CASE | |
| 22. | 341-2841 | [1] | FLANGE | |
| 23. | 341-2842 | [1] | BODY | |
| 24. | 341-2843 | [1] | BLOCK-PORT | |
| 25. | 341-2857 | [2] | GUIDE-BALL | |
| 26. | 341-2858 | [2] | SPACER | |
| 27. | 341-2860 Y | [1] | PUMP GP-GEAR | |
| 28. | 341-2862 | [1] | SEAL-LIP TYPE | |
| 29. | 423-2123 | [1] | BARREL AS-DRIVE | |
| 30. | 423-2128 | [1] | BARREL AS-DRIVEN | |
| 31. | 419-8417 | [2] | PISTON AS | |
| 32. | 341-2872 | [18] | SPRING | |
| 34. | 439-6002 Y | [1] | HEAD GP-PUMP (DRIVE) | |
| 35. | 439-6020 Y | [1] | HEAD GP-PUMP (DRIVEN) | |
| 36. | 094-1875 | [8] | DOWEL | |
| 37. | 094-1882 | [19] | PLUG | |
| 38. | 095-0929 | [2] | RING-RETAINING | |
| 39. | 095-0946 | [2] | RING-RETAINING | |
| 41. | 096-3944 | [1] | SEAL-O-RING | |
| 42. | 129-7979 | [4] | DOWEL | |
| 43. | 189-9763 | [8] | SEAL-O-RING | |
| 44. | 193-1736 | [4] | SEAL-O-RING | |
| 45. | 373-9516 | [2] | SWASHPLATE AS | |
| (EACH INCLUDES) | ||||
| 094-1875 | [1] | DOWEL | ||
| 173-3428 | [1] | BUSHING | ||
| 242-6803 | [2] | PIN-DOWEL | ||
| 46. | 373-9518 | [4] | BEARING AS | |
| 47. | 273-8314 | [1] | SEAL-O-RING | |
| 48. | 3K-0360 | [2] | SEAL-O-RING | |
| 49. | 7M-8485 | [2] | SEAL-O-RING | |
| 50. | 7X-2557 M | [1] | BOLT (M16X2X140-MM) | |
| 51. | 8J-4645 | [2] | PLUG (STRAIGHT THREAD O-RING) | |
| 52. | 8T-4136 M | [20] | BOLT (M10X1.5X25-MM) | |
| 53. | 8T-4139 M | [10] | BOLT (M12X1.75X30-MM) | |
| 54. | 8T-4140 M | [4] | BOLT (M16X2X60-MM) | |
| 55. | 8T-4175 M | [2] | BOLT (M16X2X90-MM) | |
| 56. | 8T-4176 M | [2] | BOLT (M12X1.75X90-MM) | |
| 57. | 8T-4192 M | [10] | BOLT (M12X1.75X25-MM) | |
| 58. | 8T-4196 M | [2] | BOLT (M10X1.5X35-MM) | |
| 59. | 9S-4185 | [2] | PLUG (3/4-16-THD) | |
| M | METRIC PART | |||
| Y | SEPARATE ILLUSTRATION | |||
#M00673180432
528-8486: PUMP GP-MAIN HYDRAULIC
528-8486 PUMP GP-MAIN HYDRAULIC -DOUBLE PISTON
S/N JEY401-UP
PART OF 532-6879 PUMP & MTG GP-MAIN HYDRAULIC
S/N JEY401-UP
PART OF 532-6879 PUMP & MTG GP-MAIN HYDRAULIC
Parts for your 538 EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 5I-8774 M | [2] | SETSCREW (M16X2X39-MM) | |
| 2. | 098-5747 M | [2] | NUT (M16X2-THD) | |
| 3. | 8T-1158 M | [8] | BOLT-SOCKET HEAD (M8X1.25X20-MM) | |
| 4. | 541-3306 | [2] | COVER | |
| 5. | 541-3308 | [2] | STOPPER | |
| 6. | 232-4114 | [2] | RING | |
| 7. | 249-6659 | [2] | SEAL-O-RING | |
| 8. | 541-3309 | [2] | PISTON | |
| 9. | 541-3326 | [2] | PIN AS | |
| 10. | 5I-8772 | [2] | EYEBOLT | |
| 11. | 206-9295 | [2] | SEAL-O-RING | |
| 12. | 095-1784 | [2] | RING-BACKUP | |
| 13. | 541-3307 | [2] | STOPPER | |
| 14. | 541-3303 M | [2] | NUT (M16X2-THD) | |
| 15. | 541-3300 M | [2] | SETSCREW (M16X2X55-MM) | |
| 16. | 219-6915 M | [1] | BOLT (M16X2X95-MM) | |
| 17. | 8T-0273 M | [12] | BOLT-SOCKET HEAD (M12X1.75X40-MM) | |
| 18. | 295-9517 | [2] | DOWEL | |
| 19. | 541-3336 | [1] | VALVE AS-SOLENOID | |
| 20. | 169-7978 | [1] | COVER | |
| 21. | 105-3488 M | [2] | BOLT-SOCKET HEAD (M10X1.5X16-MM) | |
| 22. | 246-9867 | [1] | SEAL-O-RING | |
| 23. | 110-5525 | [6] | PLUG | |
| 24. | 214-7568 | [6] | SEAL-O-RING | |
| 25. | 541-3316 | [18] | SPRING | |
| 26. | 541-3333 | [2] | PISTON AS | |
| 27. | 541-3318 | [2] | PLATE-RETAINER | |
| 28. | 541-3312 | [2] | PLATE | |
| 29. | 541-3328 | [2] | SWASHPLATE AS | |
| 30. | 541-3317 | [2] | GUIDE-BALL | |
| 31. | 541-3311 | [2] | PLATE | |
| 32. | 541-3310 M | [8] | BOLT-HEAD (M8X1.25X20-MM) | |
| 33. | 247-8786 | [2] | DOWEL | |
| 34. | 095-0674 M | [10] | BOLT-SOCKET HEAD (M12X1.75X65-MM) | |
| 35. | 6V-5203 | [2] | RING-RETAINING | |
| 36. | 541-3322 | [1] | BEARING-ROLLER | |
| 37. | 347-6530 | [5] | SEAL-RECTANGULAR | |
| 38. | 7I-8148 | [2] | SPACER-BEARING | |
| 39. | 6V-5204 | [2] | RING-RETAINING | |
| 40. | 541-3330 | [1] | BODY AS-PUMP | |
| 41. | 541-3331 | [1] | BARREL AS | |
| 42. | 541-3321 | [2] | BEARING-NEEDLE | |
| 43. | 541-3334 | [1] | PUMP GP-GEAR | |
| 44. | 541-3329 | [1] | BLOCK AS | |
| 45. | 541-3302 | [2] | DOWEL | |
| 46. | 541-3332 | [1] | BARREL AS | |
| 47. | 541-3304 | [1] | GASKET | |
| 48. | 096-5516 | [1] | RING-RETAINING (EXTERNAL) | |
| 49. | 541-3319 | [1] | SPACER-BEARING | |
| 50. | 541-3323 | [1] | BEARING-ROLLER | |
| 51. | 541-3301 | [2] | DOWEL | |
| 52. | 541-3305 | [1] | GASKET | |
| 53. | 541-3314 | [1] | GEAR-DRIVE | |
| 54. | 247-8717 | [2] | SPACER (65X90X1-MM THK) | |
| 55. | 095-0929 | [2] | RING-RETAINING | |
| 56. | 247-8726 | [1] | COVER | |
| 57. | 541-3325 | [1] | SHAFT-DRIVE | |
| 58. | 295-9695 | [1] | SEAL-LIP TYPE | |
| 59. | 095-0944 | [1] | RING-RETAINING | |
| 60. | 249-6657 | [1] | SEAL-O-RING | |
| 61. | 541-3313 | [1] | GEAR-DRIVEN | |
| 62. | 541-3324 | [1] | SHAFT-DRIVEN | |
| 63. | 8T-4240 | [1] | RING-RETAINING | |
| 64. | 541-3320 | [1] | SPACER-BEARING | |
| 65. | 541-3315 | [1] | FLANGE | |
| 66. | 247-8966 | [4] | VALVE AS-CHECK | |
| (EACH INCLUDES) | ||||
| 5H-1472 | [1] | BALL | ||
| 67. | 206-9292 | [4] | SEAL-O-RING | |
| 68. | 189-9763 | [2] | SEAL-O-RING | |
| 69. | 541-3359 Y | [2] | HEAD GP-PUMP | |
| M | METRIC PART | |||
| Y | SEPARATE ILLUSTRATION | |||
#M00673180433
352-9154: PUMP GP-PISTON
352-9154 PUMP GP-PISTON
S/N JEY1-UP
PART OF 459-2498 PUMP & MTG GP-PISTON
AN ATTACHMENT
S/N JEY1-UP
PART OF 459-2498 PUMP & MTG GP-PISTON
AN ATTACHMENT
Parts for your 538 EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 368-0800 | [1] | VALVE GP-PUMP CONTROL (PRESSURE, FLOW COMPENSATOR) | |
| 2. | 280-7870 | [1] | GASKET | |
| 3. | 8T-8442 M | [4] | BOLT-SOCKET HEAD (M6X1X30-MM) | |
| 4. | 174-9994 | [1] | PISTON-CONTROL | |
| 5. | 274-7452 | [1] | LINK-CONTROL | |
| 6. | 245-6096 | [1] | VALVE AS-CHECK | |
| 7. | 279-2488 | [1] | SWASHPLATE | |
| 8. | 223-8894 | [1] | SHAFT | |
| 9. | 368-2959 | [1] | LOCK-SCREW | |
| 10. | 168-2197 | [1] | SPRING | |
| 11. | 168-2203 | [1] | SHIM-SHAFT (3-MM THK) | |
| 12. | 190-6507 | [1] | RING-STOP | |
| 13. | 185-0295 | [1] | BEARING | |
| 14. | 185-0296 | [1] | BEARING | |
| 15. | 282-0919 | [1] | BEARING-CRADLE | |
| 16. | 282-0918 | [1] | BEARING-CRADLE | |
| 17. | 139-2840 | [1] | SEAL-SHAFT | |
| 18. | 117-8801 | [1] | SEAL-O-RING | |
| 19. | 3D-2824 | [1] | SEAL-O-RING | |
| 20. | 317-0808 | [2] | SEAL-O-RING | |
| 21. | 168-3504 | [2] | SEAL | |
| 22. | 335-8226 | [1] | RING-RETAINING | |
| 23. | 104-8085 M | [4] | BOLT-SOCKET HEAD (M14X2X35-MM) | |
| 24. | 120-4394 | [2] | PLUG-BREAK OFF | |
| 25. | 136-8422 M | [1] | PLUG | |
| 26. | 128-1929 | [1] | PIN-DOWEL | |
| 27. | 9S-8006 | [1] | PLUG (7/8-14-THD) | |
| 28. | 2M-9780 | [1] | SEAL-O-RING | |
| 29. | 244-4468 M | [1] | NUT (M10X1-THD) | |
| 30. | 155-9138 | [1] | CAP | |
| 31. | 368-2964 | [1] | SCREW-STOP | |
| 32. | 6R-7943 M | [2] | SCREW (M5X0.8X15-MM) | |
| 33. | 327-8163 Y | [1] | ROTATING GP-PUMP | |
| M | METRIC PART | |||
| Y | SEPARATE ILLUSTRATION | |||
#M00673180434
443-1580: PUMP GP-VACUUM
Parts for your 538 EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 3K-6168 | [2] | BOLT-SOCKET HEAD (10-32X0.625-IN) | |
| 2. | 5P-3501 | [1] | ADAPTER | |
| 3. | 8C-6868 | [1] | CONNECTOR | |
| 4. | 161-5541 | [1] | VALVE-VACUUM | |
| 5. | 166-2033 | [1] | TEE AS | |
| 7X-2444 | [1] | TEE-SWIVEL | ||
| 4J-5477 | [1] | SEAL-O-RING | ||
| 6. | 183-3873 | [1] | BREATHER (VACUUM PUMP) | |
| 7. | 188-9250 Y | [1] | VALVE GP-SOLENOID (24-VDC)(VACUUM PUMP) | |
| 8. | 219-3334 | [1] | PLUG | |
| 9. | 302-9896 | [1] | PUMP AS-VACUUM | |
| 9W-0852 | [2] | PIN-CONNECTOR (14-GA TO 16-GA) | ||
| 161-5020 | [1] | PUMP & MOTOR-VACUUM | ||
| 243-4505 | [1] | RECEPTACLE AS-CONNECTOR (2-PIN) | ||
| 10. | 302-9921 | [1] | PLATE | |
| 11. | 302-9997 | [1] | PLATE AS | |
| 12. | 443-1582 I | [1] | HOSE AS | |
| 13. | 095-1608 | [1] | SEAL-O-RING | |
| 14. | 150-4050 | [1] | ELBOW AS | |
| 8T-0788 | [1] | ELBOW | ||
| 3J-1907 | [1] | SEAL-O-RING | ||
| 15. | 205-7299 | [1] | CLIP (LOOP) | |
| 16. | 3J-1907 | [1] | SEAL-O-RING | |
| 17. | 4J-5477 | [2] | SEAL-O-RING | |
| 18. | 5P-1076 | [2] | WASHER-HARD (13.5X30X4-MM THK) | |
| 19. | 6V-8397 | [1] | SEAL-O-RING | |
| 20. | 8C-6866 | [2] | CONNECTOR | |
| 21. | 8T-0328 | [2] | WASHER-HARD (5.5X10X1-MM THK) | |
| 22. | 8T-4121 | [1] | WASHER-HARD (11X21X2.5-MM THK) | |
| 23. | 8T-4137 M | [1] | BOLT (M10X1.5X20-MM) | |
| 24. | 8T-4139 M | [2] | BOLT (M12X1.75X30-MM) | |
| I | REFER TO HYDRAULIC INFORMATION SYSTEM | |||
| M | METRIC PART | |||
| Y | SEPARATE ILLUSTRATION | |||
#M00673180435
327-8163: ROTATING GP-PUMP
Parts for your 538 EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 168-3384 | [9] | PISTON AS-PUMP | |
| 2. | 168-3380 | [1] | BARREL-CYLINDER | |
| 3. | 279-2491 | [1] | PLATE-PORT | |
| 4. | 168-3385 | [1] | PLATE-RETRACTION | |
| 5. | 168-3378 | [1] | BEARING-SPHERICAL | |
| 6. | 168-3381 | [1] | SPRING | |
| 7. | 168-3379 | [3] | PIN | |
| 8. | 6V-7723 | [1] | RING-RETAINING | |
| 9. | 168-3382 | [1] | WASHER (30X42X2.7-MM THK) |
#M00673180436
326-4408: SCREEN GP-HYDRAULIC
326-4408 SCREEN GP-HYDRAULIC
S/N JEY1-UP
PART OF 458-6088 TANK & FILTER GP-HYDRAULIC
S/N JEY1-UP
PART OF 458-6088 TANK & FILTER GP-HYDRAULIC
#M00673180437
315-4378: SWIVEL & MOUNTING GP
315-4378 SWIVEL & MOUNTING GP
S/N JEY1-UP
PART OF 438-1233, 544-9316 CONTROL AR-HYDRAULIC
AN ATTACHMENT
S/N JEY1-UP
PART OF 438-1233, 544-9316 CONTROL AR-HYDRAULIC
AN ATTACHMENT
Parts for your 538 EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 234-4440 Y | [1] | SWIVEL GP | |
| 2. | 234-4492 | [1] | SUPPORT | |
| 3. | 5P-1076 | [2] | WASHER-HARD (13.5X30X4-MM THK) | |
| 4. | 8T-4121 | [6] | WASHER-HARD (11X21X2.5-MM THK) | |
| 5. | 8T-4136 M | [6] | BOLT (M10X1.5X25-MM) | |
| 6. | 8T-4648 M | [2] | BOLT (M12X1.75X70-MM) | |
| 7. | 1U-8846 B | SEALANT-GASKET | ||
| B | USE AS REQUIRED | |||
| M | METRIC PART | |||
| Y | SEPARATE ILLUSTRATION | |||
#M00673180438
438-1161: SWIVEL & MOUNTING GP
438-1161 SWIVEL & MOUNTING GP
S/N JEY1-UP
PART OF 438-1160 CONTROL AR-WORK TOOL
AN ATTACHMENT
S/N JEY1-UP
PART OF 438-1160 CONTROL AR-WORK TOOL
AN ATTACHMENT
Parts for your 538 EXCAVATOR:
CATERPILLAR SIS#M00673180439
234-4440: SWIVEL GP
Parts for your 538 EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 7I-7131 | [1] | RETAINER | |
| 2. | 7Y-4817 | [1] | COVER | |
| 3. | 159-7782 | [5] | SEAL | |
| 4. | 225-4548 | [1] | HOUSING | |
| 5. | 225-4549 | [1] | ROTOR | |
| 6. | 095-1625 | [3] | SEAL-O-RING | |
| 7. | 095-1716 | [1] | SEAL-O-RING | |
| 8. | 453-3454 | [2] | WASHER-HARD (11X21X2.5-MM THK) | |
| 9. | 455-3798 M | [6] | BOLT (M10X1.5X25-MM) | |
| 10. | 8T-6759 | [1] | PLUG-PIPE | |
| M | METRIC PART | |||