HYDRAULIC SYSTEM
VALVE GP-CHECKVALVE GP-CHECK & RELIEF
VALVE GP-CONTROL
VALVE GP-LOAD CONTROL
VALVE GP-CONTROL
HYDRAULIC SYSTEM
VALVE GP-CHECK#M00994850640
490-3958: VALVE GP-CHECK
490-3958 VALVE GP-CHECK -RETURN
S/N XBJ1-UP; YCP1-UP
PART OF 489-2930 LINES GP-HYDRAULIC OIL COOLER
S/N XBJ1-UP; YCP1-UP
PART OF 489-2930 LINES GP-HYDRAULIC OIL COOLER
Parts for your 320 GC EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 5A-3604 M | [4] | BOLT-SOCKET HEAD (M8X1.25X25-MM) | |
| 2. | 453-3451 | [4] | WASHER-HARD (8.8X16X2-MM THK) | |
| 3. | 095-1599 | [2] | SEAL-O-RING | |
| 4. | 491-3416 | [2] | VALVE-CHECK | |
| 5. | 491-3417 | [2] | SLEEVE | |
| 6. | 491-3418 | [2] | COVER-VALVE | |
| 7. | 491-3419 | [1] | SPRING-CHECK VALVE | |
| 8. | 491-3420 | [1] | SPRING-CHECK VALVE | |
| PARTS SHOWN IN GRAPHIC(S) WITHOUT A REFERENCE NUMBER ARE NOT SERVICED SEPARATELY | ||||
| M | METRIC PART | |||
#M00994850641
507-5967: VALVE GP-CHECK & RELIEF
507-5967 VALVE GP-CHECK & RELIEF -BOOM LOAD CONTROL
S/N XBJ1-UP; YCP1-UP
PART OF 512-4785, 512-4786 LINES GP-BOOM CYLINDER
S/N XBJ1-UP; YCP1-UP
PART OF 512-4785, 512-4786 LINES GP-BOOM CYLINDER
Parts for your 320 GC EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 095-8024 | [1] | RING-BACKUP | |
| 2. | 4I-3510 | [1] | SPRING | |
| 3. | 7M-8485 | [1] | SEAL-O-RING | |
| 4. | 8J-6815 | [2] | PLUG-ORIFICE | |
| 5. | 8T-4244 M | [1] | NUT (M12X1.75-THD) | |
| 6. | 8T-6759 | [4] | PLUG-PIPE | |
| 7. | 7E-4846 | [1] | SEAL-O-RING | |
| 8. | 095-1578 | [1] | SEAL-O-RING | |
| 9. | 095-1587 | [1] | SEAL-O-RING | |
| 10. | 095-1786 | [1] | RING-BACKUP | |
| 11. | 366-4699 | [2] | PLUG AS | |
| (EACH INCLUDES) | ||||
| 3J-1907 | [1] | SEAL-O-RING | ||
| 360-3692 | [1] | PLUG | ||
| 12. | 171-0037 | [1] | VALVE | |
| 13. | 225-4818 | [3] | PLUG AS | |
| (EACH INCLUDES) | ||||
| 4J-7533 | [1] | SEAL-O-RING | ||
| 225-4804 | [1] | PLUG | ||
| 14. | 095-1584 | [1] | SEAL-O-RING | |
| 15. | 557-3859 | [1] | SPRING-CHECK VALVE | |
| 16. | 507-5972 | [1] | PLUG | |
| 17. | 507-5973 | [1] | COVER-VALVE | |
| 18. | 507-5975 | [1] | BODY-VALVE | |
| 19. | 507-5976 | [1] | ADJUSTER | |
| 20. | 507-5977 Y | [1] | SPOOL GP-VALVE (BOOM LOAD CONTROL) | |
| 21. | 507-5983 | [1] | PLUG | |
| 22. | 507-5984 | [1] | RETAINER-SPRING | |
| 23. | 507-5985 | [1] | SPRING-RETURN | |
| 24. | 507-5987 | [1] | COVER-PISTON | |
| 25. | 507-5988 M | [2] | BOLT-FLANGE HEAD (M6X1X14-MM) | |
| 26. | 507-5989 M | [4] | BOLT-FLANGE HEAD (M8X1.25X20-MM) | |
| 27. | 095-1573 | [1] | SEAL-O-RING | |
| 28. | 516-2018 B | [1] | SHIM (0.5-MM THK) | |
| 29. | 516-2017 B | [1] | SHIM (0.1-MM THK) | |
| B | USE AS REQUIRED | |||
| M | METRIC PART | |||
| Y | SEPARATE ILLUSTRATION | |||
#M00994850642
508-9741: VALVE GP-CHECK & RELIEF
508-9741 VALVE GP-CHECK & RELIEF -STICK LOAD CONTROL VALVE
S/N XBJ1-UP; YCP1-UP
PART OF 527-1063 LINES GP-BOOM CYLINDER, 527-1069, 529-6810, 529-6811 LINES GP-STICK CYLINDER
S/N XBJ1-UP; YCP1-UP
PART OF 527-1063 LINES GP-BOOM CYLINDER, 527-1069, 529-6810, 529-6811 LINES GP-STICK CYLINDER
Parts for your 320 GC EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 095-8024 | [1] | RING-BACKUP | |
| 2. | 4I-3510 | [1] | SPRING | |
| 3. | 7M-8485 | [1] | SEAL-O-RING | |
| 4. | 8T-4244 M | [1] | NUT (M12X1.75-THD) | |
| 5. | 8T-6759 | [4] | PLUG-PIPE | |
| 6. | 7E-4846 | [1] | SEAL-O-RING | |
| 7. | 095-1578 | [1] | SEAL-O-RING | |
| 8. | 095-1587 | [1] | SEAL-O-RING | |
| 9. | 095-1786 | [1] | RING-BACKUP | |
| 10. | 171-0037 | [1] | VALVE | |
| 11. | 225-4818 | [3] | PLUG AS | |
| (EACH INCLUDES) | ||||
| 4J-7533 | [1] | SEAL-O-RING | ||
| 225-4804 | [1] | PLUG | ||
| 12. | 557-3859 | [1] | SPRING-CHECK VALVE | |
| 13. | 507-5972 | [1] | PLUG | |
| 14. | 507-5973 | [1] | COVER-VALVE | |
| 15. | 507-5975 | [1] | BODY-VALVE | |
| 16. | 507-5976 | [1] | ADJUSTER | |
| 17. | 507-5983 | [1] | PLUG | |
| 18. | 507-5984 | [1] | RETAINER-SPRING | |
| 19. | 507-5985 | [1] | SPRING-RETURN | |
| 20. | 507-5987 | [1] | COVER-PISTON | |
| 21. | 507-5988 M | [2] | BOLT-FLANGE HEAD (M6X1X14-MM) | |
| 22. | 507-5989 M | [4] | BOLT-FLANGE HEAD (M8X1.25X20-MM) | |
| 23. | 095-1584 | [1] | SEAL-O-RING | |
| 24. | 095-1573 | [1] | SEAL-O-RING | |
| 25. | 517-7914 Y | [1] | STEM & SEAL GP-VALVE (STICK LOAD CONTROL) | |
| 26. | 516-2017 B | [1] | SHIM (0.1-MM THK) | |
| 27. | 516-2018 B | [1] | SHIM (0.5-MM THK) | |
| B | USE AS REQUIRED | |||
| M | METRIC PART | |||
| Y | SEPARATE ILLUSTRATION | |||
#M00994850643
310-0165: VALVE GP-CONTROL
Parts for your 320 GC EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 1R-6487 | [1] | PLUG AS | |
| 2. | 095-6622 | [2] | VALVE (LOAD CHECK) | |
| 3. | 095-6623 | [2] | SPRING | |
| 4. | 104-8130 | [2] | SEAT | |
| 5. | 132-7705 M | [4] | BOLT (M6X1X18-MM) | |
| 6. | 150-6339 | [2] | SEAL | |
| 7. | 200-4856 M | [8] | NUT (M8X1.25-THD) | |
| 8. | 200-4940 | [2] | CAP | |
| 9. | 200-4941 | [2] | SEAT | |
| 10. | 200-4942 | [2] | SPRING | |
| 11. | 201-0484 | [1] | PLUG | |
| 12. | 204-5951 | [1] | PLUG | |
| 13. | 468-7711 | [1] | VALVE AS-RELIEF | |
| 14. | 468-7714 | [2] | VALVE AS-RELIEF | |
| 15. | 095-1574 | [1] | SEAL-O-RING | |
| 16. | 095-1709 | [1] | SEAL-O-RING | |
| PARTS SHOWN IN GRAPHIC(S) WITHOUT A REFERENCE NUMBER ARE NOT SERVICED SEPARATELY | ||||
| M | METRIC PART | |||
#M00994850644
516-8629: VALVE GP-CONTROL
516-8629 VALVE GP-CONTROL
S/N XBJ1-UP; YCP1-UP
PART OF 516-8627, 516-8628 VALVE GP-MAIN CONTROL
S/N XBJ1-UP; YCP1-UP
PART OF 516-8627, 516-8628 VALVE GP-MAIN CONTROL
Parts for your 320 GC EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 8T-6850 | [1] | SEAL-O-RING | |
| 2. | 3J-1907 | [3] | SEAL-O-RING | |
| 3. | 6E-2271 | [22] | RETAINER | |
| 4. | 9N-0869 | [5] | WASHER-HARD (8.8X25.5X2-MM THK) | |
| 5. | 153-5276 M | [6] | BOLT-SPECIAL (M10X1.5X82-MM)(M10X1.5X83-MM) | |
| 6. | 259-7513 | [2] | SPRING-CHECK VALVE | |
| 7. | 294-7687 | [1] | SPRING | |
| 8. | 352-7057 | [8] | SPRING-RETURN | |
| 9. | 352-7058 | [2] | SPRING-RETURN | |
| 10. | 453-3432 M | [5] | BOLT (M8X1.25X20-MM) | |
| 11. | 463-6984 | [2] | GUIDE-SPRING | |
| 12. | 487-5879 | [1] | GUIDE-SPRING | |
| 13. | 487-5880 | [1] | VALVE-CHECK (STRAIGHT TRAVEL) | |
| 14. | 487-5881 | [1] | SPRING-CHECK VALVE | |
| 15. | 487-8022 | [2] | VALVE-CHECK | |
| 16. | 487-8023 | [1] | PLUG | |
| M | METRIC PART | |||
#M00994850645
518-4461: VALVE GP-CONTROL
518-4461 VALVE GP-CONTROL -SMARTBOOM, BOOM LOAD CONTROL
S/N XBJ1-UP; YCP1-UP
PART OF 489-2949 LINES GP-BOOM CYLINDER
S/N XBJ1-UP; YCP1-UP
PART OF 489-2949 LINES GP-BOOM CYLINDER
Parts for your 320 GC EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 323-7479 | [1] | RING-BACKUP | |
| 2. | 6V-3922 | [1] | SEAL-O-RING | |
| 3. | 6V-5597 | [1] | SEAL-O-RING | |
| 4. | 8T-1158 M | [4] | BOLT-SOCKET HEAD (M8X1.25X20-MM) | |
| 5. | 225-4818 | [1] | PLUG AS | |
| 4J-7533 | [1] | SEAL-O-RING | ||
| 225-4804 | [1] | PLUG | ||
| 6. | 323-7599 | [1] | SPRING-CHECK VALVE | |
| 7. | 335-0262 | [1] | VALVE-CHECK | |
| 8. | 352-7057 | [1] | SPRING-RETURN | |
| 9. | 367-6003 | [1] | PLUG AS | |
| 3K-0360 | [1] | SEAL-O-RING | ||
| 360-3680 | [1] | PLUG | ||
| 10. | 367-6004 | [2] | PLUG AS | |
| (EACH INCLUDES) | ||||
| 2M-9780 | [1] | SEAL-O-RING | ||
| 360-3681 | [1] | PLUG (7/8-14-THD) | ||
| 11. | 095-1589 | [1] | SEAL-O-RING | |
| 12. | 518-5250 | [1] | PLUG-CHECK VALVE | |
| 13. | 518-5244 | [1] | WASHER | |
| 14. | 518-5245 B | [1] | SHIM (0.5-MM THK) | |
| 15. | 518-5246 B | [1] | SHIM (1-MM THK) | |
| 16. | 518-5247 | [1] | PLUG | |
| 17. | 518-5248 | [1] | COVER | |
| 18. | 518-5249 | [1] | COVER | |
| 19. | 545-9579 B | [1] | SHIM (0.1-MM THK) | |
| B | USE AS REQUIRED | |||
| M | METRIC PART | |||
#M00994850646
555-8147: VALVE GP-CONTROL
555-8147 VALVE GP-CONTROL -AUXILIARY
S/N XBJ1-UP; YCP1-UP
PART OF 490-3957, 516-8624, 516-8626 VALVE & MTG GP-MAIN CONTROL
S/N XBJ1-UP; YCP1-UP
PART OF 490-3957, 516-8624, 516-8626 VALVE & MTG GP-MAIN CONTROL
Parts for your 320 GC EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 8T-5005 M | [4] | BOLT (M10X1.5X70-MM) | |
| 2. | 4J-5309 | [7] | SEAL-O-RING | |
| 3. | 6V-5597 | [2] | SEAL-O-RING | |
| 4. | 095-1590 | [1] | SEAL-O-RING | |
| 5. | 453-3440 M | [4] | BOLT (M10X1.5X30-MM) | |
| 6. | 453-3454 | [8] | WASHER-HARD (11X21X2.5-MM THK) | |
| 7. | 095-1787 | [1] | RING-BACKUP | |
| 8. | 225-4818 | [4] | PLUG AS | |
| (EACH INCLUDES) | ||||
| 4J-7533 | [1] | SEAL-O-RING | ||
| 225-4804 | [1] | PLUG | ||
| 9. | 352-7123 Y | [2] | VALVE GP-RELIEF (LINE) | |
| 10. | 466-0113 | [1] | VALVE-CHECK | |
| 11. | 487-5871 | [1] | COVER-PILOT | |
| 12. | 487-5873 | [1] | PLUG-CHECK VALVE | |
| 13. | 491-7696 | [1] | COVER-PILOT | |
| 14. | 491-7697 Y | [1] | VALVE & MTG GP-SOLENOID (UPPER) | |
| 15. | 493-4922 Y | [1] | VALVE & MTG GP-SOLENOID (LOWER) | |
| 18. | 555-8148 | [1] | VALVE GP-CONTROL (AUXILIARY) | |
| 6E-2271 | [2] | RETAINER | ||
| 153-5276 M | [1] | BOLT-SPECIAL (M10X1.5X82-MM) | ||
| 352-7057 | [1] | SPRING-RETURN | ||
| 19. | 7I-1248 | [1] | SPRING | |
| M | METRIC PART | |||
| Y | SEPARATE ILLUSTRATION | |||
#M00994850647
555-8149: VALVE GP-CONTROL
555-8149 VALVE GP-CONTROL -VARIABLE ADJUSTABLE BOOM
S/N YCP1-UP
PART OF 490-3957 VALVE & MTG GP-MAIN CONTROL
S/N YCP1-UP
PART OF 490-3957 VALVE & MTG GP-MAIN CONTROL
Parts for your 320 GC EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 8T-5005 M | [4] | BOLT (M10X1.5X70-MM) | |
| 2. | 4J-5309 | [7] | SEAL-O-RING | |
| 3. | 6V-5597 | [2] | SEAL-O-RING | |
| 4. | 095-1590 | [1] | SEAL-O-RING | |
| 5. | 453-3440 M | [4] | BOLT (M10X1.5X30-MM) | |
| 6. | 453-3454 | [8] | WASHER-HARD (11X21X2.5-MM THK) | |
| 7. | 095-1787 | [1] | RING-BACKUP | |
| 8. | 225-4818 | [4] | PLUG AS | |
| (EACH INCLUDES) | ||||
| 4J-7533 | [1] | SEAL-O-RING | ||
| 225-4804 | [1] | PLUG | ||
| 9. | 352-7123 Y | [2] | VALVE GP-RELIEF (LINE) | |
| 10. | 466-0113 | [1] | VALVE-CHECK | |
| 11. | 487-5871 | [1] | COVER-PILOT | |
| 12. | 487-5873 | [1] | PLUG-CHECK VALVE | |
| 13. | 491-7696 | [1] | COVER-PILOT | |
| 14. | 493-4922 Y | [1] | VALVE & MTG GP-SOLENOID (LOWER) | |
| 15. | 7I-1248 | [1] | SPRING | |
| 16. | 555-8150 | [1] | VALVE GP-CONTROL | |
| 6E-2271 | [2] | RETAINER | ||
| 153-5276 M | [1] | BOLT-SPECIAL (M10X1.5X82-MM) | ||
| 352-7057 | [1] | SPRING-RETURN | ||
| 17. | 537-3245 Y | [1] | VALVE & MTG GP-SOLENOID (VARIABLE ADJUSTABLE BOOM) | |
| M | METRIC PART | |||
| Y | SEPARATE ILLUSTRATION | |||
#M00994850648
487-5875: VALVE GP-LOAD CONTROL
487-5875 VALVE GP-LOAD CONTROL -DRIFT REDUCTION
S/N XBJ1-UP; YCP1-UP
PART OF 516-8627, 516-8628 VALVE GP-MAIN CONTROL
S/N XBJ1-UP; YCP1-UP
PART OF 516-8627, 516-8628 VALVE GP-MAIN CONTROL
Parts for your 320 GC EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 566-6472 | [1] | PLUG AS | |
| 3K-0360 | [1] | SEAL-O-RING | ||
| 566-6473 | [1] | PLUG | ||
| 2. | 225-4818 | [2] | PLUG AS | |
| (EACH INCLUDES) | ||||
| 4J-7533 | [1] | SEAL-O-RING | ||
| 225-4804 | [1] | PLUG | ||
| 3. | 225-4820 | [1] | PLUG AS | |
| 3J-7354 | [1] | SEAL-O-RING | ||
| 225-4821 | [1] | PLUG | ||
| 4. | 441-1105 | [1] | SPRING-RETURN | |
| 5. | 441-1107 | [1] | RETAINER | |
#M00994850649
516-8625: VALVE GP-MAIN CONTROL
516-8625 VALVE GP-MAIN CONTROL -HEAVY LIFT
S/N YCP1-UP
PART OF 490-3948 VALVE AR-MAIN CONTROL
S/N YCP1-UP
PART OF 490-3948 VALVE AR-MAIN CONTROL
Parts for your 320 GC EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 1P-3702 | [4] | SEAL-RECTANGULAR | |
| 2. | 516-8628 Y | [1] | VALVE GP-MAIN CONTROL (HEAVY LIFT) | |
| 3. | 4J-5309 | [1] | SEAL-O-RING | |
| 4. | 6V-3922 | [6] | SEAL-O-RING | |
| 5. | 7Y-5219 | [8] | SEAL-O-RING | |
| 6. | 096-3044 | [4] | SEAL-O-RING | |
| 7. | 488-7773 Y | [1] | COVER GP-VALVE END (MAIN CONTROL VALVE, RH) | |
| 8. | 447-1704 M | [8] | BOLT (M16X2X90-MM) | |
| 9. | 451-2175 | [8] | WASHER-HARD (17.5X30X3.5-MM THK) | |
| 10. | 487-5869 Y | [1] | COVER GP-VALVE END (MAIN CONTROL VALVE, LH) | |
| M | METRIC PART | |||
| Y | SEPARATE ILLUSTRATION | |||