HYDRAULIC SYSTEM
VALVE GP-PILOTVALVE GP-PILOT RELIEF
VALVE GP-RELIEF
VALVE GP-LOAD CONTROL
IMPLEMENTS
ACTUATOR GPWORK TOOLS
BUCKET GPHYDRAULIC SYSTEM
VALVE GP-PILOT#SEBC10530110
087-5675: VALVE GP-PILOT
087-5675 VALVE GP-PILOT
PART OF 5I-7058 CONTROL GP-HYDRAULIC
PART OF 5I-7058 CONTROL GP-HYDRAULIC
Parts for your 312-A EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 087-4710 M | [2] | SETSCREW | |
| 2. | 087-5708 | [1] | PEDAL | |
| 3. | 095-1260 M | [1] | SETSCREW-SOCKET | |
| 4. | 087-5709 | [1] | BELLOWS | |
| 5. | 087-4704 | [2] | ROD | |
| 6. | 099-6135 | [2] | SCRAPER | |
| 7. | 094-0876 | [2] | SEAL | |
| 8. | 087-4703 | [2] | PLUG | |
| 9. | 095-1586 | [2] | SEAL-O-RING (19.80MM ID) | |
| 10. | 099-6136 | [4] | WASHER | |
| 11. | 099-6140 | [2] | SEAT | |
| 12. | 099-6139 | [2] | SPOOL | |
| 13. | 099-6141 | [2] | WASHER | |
| 14. | 099-6137 | [2] | WASHER | |
| 15. | 099-6142 | [2] | SPRING | |
| 16. | 087-4707 | [2] | SPRING | |
| 17. | 099-6132 | [1] | HOUSING | |
| 18. | 087-5707 | [1] | COVER | |
| 19. | 087-4448 M | [2] | BOLT-SOCKET HEAD | |
| 20. | 8T-4133 M | [2] | NUT (M10X1.50 THD) | |
| 21. | 099-6144 | [2] | BUSHING-TERMINAL | |
| 22. | 099-6145 | [1] | CAMSHAFT | |
| M | METRIC PART | |||
#SEBC10530111
113-2523: VALVE GP-PILOT
Parts for your 312-A EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 113-2531 | [1] | CONTROL GP-JOYSTICK | |
| 121-9152 | [1] | KIT-CAP | ||
| 2. | 7Y-8463 | [1] | NUT | |
| 3. | 6I-6934 Y | [1] | VALVE GP-PILOT | |
| 4. | 087-4589 | [1] | GROMMET | |
| 5. | 113-2529 | [1] | BOOT | |
| 6. | 6K-0613 | [6] | TERMINAL | |
| 7. | 087-4970 | [6] | SLEEVE | |
| 8. | 113-2530 | [1] | LEVER | |
| 9. | 113-2532 | [1] | PIN | |
| Y | SEPARATE ILLUSTRATION | |||
#SEBC10530112
113-2524: VALVE GP-PILOT
Parts for your 312-A EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 113-2531 | [1] | CONTROL GP-JOYSTICK | |
| 121-9152 | [1] | KIT-CAP | ||
| 2. | 7Y-8463 | [1] | NUT | |
| 3. | 6I-6934 Y | [1] | VALVE GP-PILOT | |
| 4. | 087-4589 | [1] | GROMMET | |
| 5. | 113-2529 | [1] | BOOT | |
| 6. | 6K-0613 | [6] | TERMINAL | |
| 7. | 087-4970 | [6] | SLEEVE | |
| 8. | 113-2530 | [1] | LEVER | |
| 9. | 113-2532 | [1] | PIN | |
| Y | SEPARATE ILLUSTRATION | |||
#SEBC10530113
121-1814: VALVE GP-PILOT
121-1814 VALVE GP-PILOT
PART OF 127-5010 CONTROL GP-HYDRAULIC
PART OF 127-5010 CONTROL GP-HYDRAULIC
Parts for your 312-A EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 099-6132 | [1] | HOUSING | |
| 2. | 087-5707 | [1] | COVER | |
| 3. | 087-4448 M | [2] | BOLT-SOCKET HEAD | |
| 4. | 8T-4133 M | [2] | NUT (M10X1.50 THD) | |
| 5. | 087-4710 M | [2] | SETSCREW | |
| 6. | 087-5708 | [1] | PEDAL | |
| 7. | 095-1260 M | [1] | SETSCREW-SOCKET | |
| 8. | 087-5709 | [1] | BELLOWS | |
| 9. | 087-4704 | [2] | ROD | |
| 10. | 099-6135 | [2] | SCRAPER | |
| 11. | 094-0876 | [2] | SEAL | |
| 12. | 087-4703 | [2] | PLUG | |
| 13. | 095-1586 | [2] | SEAL-O-RING (19.80MM ID) | |
| 14. | 099-6136 | [4] | WASHER | |
| 15. | 099-6140 | [2] | SEAT | |
| 16. | 099-6139 | [2] | SPOOL | |
| 17. | 099-6141 | [2] | WASHER | |
| 18. | 099-6137 | [2] | WASHER | |
| 19. | 099-6142 | [2] | SPRING | |
| 20. | 121-1815 | [2] | SPRING | |
| 21. | 099-6144 | [2] | BUSHING-TERMINAL | |
| 22. | 099-6145 | [1] | CAMSHAFT | |
| M | METRIC PART | |||
#SEBC10530114
105-7459: VALVE GP-PILOT RELIEF
105-7459 VALVE GP-PILOT RELIEF
PART OF 6I-6707 LINES GP-FRONT
PART OF 6I-6707 LINES GP-FRONT
Parts for your 312-A EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 095-1575 | [1] | SEAL-O-RING (7.80MM ID) | |
| 2. | 7I-8090 | [1] | SEAT | |
| 3. | 7I-8091 | [1] | SETSCREW | |
| 4. | 7I-8092 | [1] | NUT | |
| 5. | 095-1591 | [1] | SEAL-O-RING | |
| 6. | 095-1592 | [1] | SEAL-O-RING (23.7MM ID) | |
| 7. | 7I-8082 | [1] | SPRING | |
| 8. | 095-8024 | [1] | RING | |
| 9. | 095-1514 | [1] | SEAL-O-RING (9.80MM ID) | |
| 10. | 7I-8081 | [1] | SPRING | |
| 11. | 095-1519 | [1] | SEAL-O-RING (15.80MM ID) | |
| 12. | 095-1783 | [1] | RING-BACKUP | |
| 13. | 7I-8087 | [1] | SPRING |
#SEBC10530115
7I-1044: VALVE GP-RELIEF
7I-1044 VALVE GP-RELIEF
PART OF 107-6553 MOTOR GP-TRAVEL
PART OF 107-6553 MOTOR GP-TRAVEL
Parts for your 312-A EXCAVATOR:
CATERPILLAR SIS#SEBC10530116
086-0766: VALVE GP-STICK LOWERING CONT
086-0766 VALVE GP-STICK LOWERING CONT
PART OF 117-8900 VALVE AR-STICK LOWERING CONT, 116-2413, 117-6403 VALVE GP-LOWERING CONTROL
PART OF 117-8900 VALVE AR-STICK LOWERING CONT, 116-2413, 117-6403 VALVE GP-LOWERING CONTROL
Parts for your 312-A EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 087-4659 | [1] | COVER | |
| 2. | 099-8232 | [1] | SEAL-O-RING (28.24MM ID) | |
| 3. | 5I-4645 | [1] | POPPET | |
| 4. | 087-4662 | [1] | BALL | |
| 5. | 085-7537 | [1] | SEAL-O-RING | |
| 6. | 087-4665 M | [1] | BOLT (M3X0.5X8MM) | |
| 7. | 087-4666 M | [1] | LOCKNUT (M8X1.25 THD) | |
| 8. | 087-4667 | [1] | PISTON | |
| 9. | 087-4668 | [1] | BODY | |
| 10. | 9S-8007 | [1] | PLUG-O-RING (3/8-24 THD) | |
| 11. | 087-4669 | [1] | VALVE | |
| 12. | 065-9051 | [1] | SPRING-POPPET | |
| 13. | 087-4671 | [1] | PLUG | |
| 14. | 085-7539 | [1] | SEAL-O-RING (26.64MM ID) | |
| 15. | 7J-0204 | [2] | SEAL-O-RING (7.65MM ID) | |
| 16. | 087-4673 | [1] | PIN | |
| 17. | 087-4674 | [1] | VALVE | |
| 18. | 087-4675 | [1] | SPRING | |
| 19. | 6V-5722 | [1] | SEAL-O-RING (4.47MM ID) | |
| 20. | 3J-1907 | [3] | SEAL-O-RING (11.89MM ID) | |
| 21. | 087-4676 | [1] | PISTON | |
| 22. | 087-4677 | [1] | BOLT (1/4-28X.75IN) | |
| 23. | 087-4678 | [1] | LOCKNUT (1/4-28 THD) | |
| 24. | 087-4679 | [1] | PLUG | |
| 25. | 087-4680 | [2] | PLUG | |
| 26. | 8T-0341 M | [4] | BOLT-SOCKET HEAD (M10X1.5X60MM) | |
| 27. | 9S-8004 | [2] | PLUG-O-RING (9/16-18 THD) | |
| 28. | 087-4683 | [1] | LOCKWASHER | |
| 29. | 9S-9334 | [1] | PLUG (1 5/16-12 THD) | |
| 30. | 7M-8485 | [1] | SEAL-O-RING (29.74MM ID) | |
| 31. | 085-6551 | [1] | STEM AS | |
| 32. | 087-4660 | [1] | ORIFICE | |
| M | METRIC PART | |||
#SEBC10530117
115-7760: ACTUATOR GP-CLAMSHELL
115-7760 ACTUATOR GP-CLAMSHELL -CUSTOM
B-FAMILY
B-FAMILY
Parts for your 312-A EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 8T-4167 L | [2] | WASHER (4.0MM THK) | |
| 2. | 8T-4178 M | [4] | BOLT (M10X1.5X90MM) | |
| 3. | 115-7755 | [1] | PIPE AS | |
| 4. | 7X-2572 LM | [1] | BOLT (M24X3X35MM) | |
| 5. | 115-2619 | [1] | VALVE-ACTUATOR | |
| 155-7685 | [1] | PLATE | ||
| 155-7686 M | [1] | BOLT | ||
| 6. | 4J-5267 | [2] | SEAL-O-RING (24.99MM ID) | |
| 7. | 8T-4195 M | [6] | BOLT (M10X1.50X30MM) | |
| 8. | 115-8045 L | [1] | CHANNEL | |
| 9. | 115-8287 | [1] | PIN | |
| 10. | 6V-9832 | [2] | CAP AS | |
| 11. | 8T-4121 | [6] | WASHER (2.5MM THK) | |
| 12. | 1P-3703 | [1] | SEAL-RECTANGULAR (31.86MM ID) | |
| 13. | 115-7757 | [1] | PIPE AS | |
| 14. | 8T-5379 M | [1] | BOLT (M24X3.0X50MM) | |
| 15. | 115-7756 | [1] | SUPPORT | |
| 16. | 8T-5360 | [1] | WASHER (2.5MM THK) | |
| 17. | 8T-4185 M | [1] | BOLT (M10X1.5X50MM) | |
| 18. | 093-1296 | [1] | CLAMP | |
| 19. | 7I-1112 | [1] | SUPPORT AS | |
| 20. | 6V-9853 | [2] | ELBOW-SWIVEL | |
| 21. | 7I-1052 | [1] | SUPPORT AS | |
| 22. | 093-1291 | [1] | CLAMP | |
| 23. | 8T-4184 M | [1] | BOLT (M12X1.75X45MM) | |
| 24. | 8T-4223 | [1] | WASHER-HARD (3MM THK) | |
| 25. | 118-4659 | [1] | PIN | |
| 26. | 6V-9746 | [5] | SEAL-O-RING (18.94MM ID) | |
| 27. | 115-7758 | [1] | PIPE AS | |
| 28. | 8Y-1727 | [1] | SPACER | |
| 29. | 118-7120 | [1] | FLANGE | |
| L | FOR USE WHEN TRANSPORTING WITHOUT BUCKET | |||
| M | METRIC PART | |||
#SEBC10530118
133-5495: ACTUATOR GP-CLAMSHELL
133-5495 ACTUATOR GP-CLAMSHELL -CUSTOM
B-FAMILY
B-FAMILY
Parts for your 312-A EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 8T-4167 L | [2] | WASHER (4.0MM THK) | |
| 2. | 8T-4198 M | [4] | BOLT (M10X1.50X100MM) | |
| 3. | 115-7755 | [1] | PIPE AS | |
| 4. | 7X-2572 LM | [1] | BOLT (M24X3X35MM) | |
| 5. | 115-2619 | [1] | VALVE-ACTUATOR | |
| 155-7685 | [1] | PLATE | ||
| 155-7686 M | [1] | BOLT | ||
| 6. | 4J-5267 | [2] | SEAL-O-RING (24.99MM ID) | |
| 7. | 8T-4195 M | [6] | BOLT (M10X1.50X30MM) | |
| 8. | 115-8045 L | [1] | CHANNEL | |
| 9. | 115-8287 | [1] | PIN | |
| 10. | 6V-9832 | [2] | CAP AS (1-3/16-12 THD) | |
| 11. | 8T-4121 | [6] | WASHER (2.5MM THK) | |
| 12. | 133-5439 | [1] | PIPE AS | |
| 13. | 8T-5379 M | [1] | BOLT (M24X3.0X50MM) | |
| 14. | 115-7756 | [1] | SUPPORT | |
| 15. | 8T-5360 | [1] | WASHER (2.5MM THK) | |
| 16. | 8T-4185 M | [1] | BOLT (M10X1.5X50MM) | |
| 17. | 093-1296 | [1] | CLAMP | |
| 18. | 7I-1112 | [1] | SUPPORT AS | |
| 19. | 6V-9853 | [1] | ELBOW-SWIVEL | |
| 20. | 7I-1052 | [1] | SUPPORT AS | |
| 21. | 093-1291 | [1] | CLAMP | |
| 22. | 8T-4184 M | [1] | BOLT (M12X1.75X45MM) | |
| 23. | 8T-4223 | [1] | WASHER-HARD (3MM THK) | |
| 24. | 118-4659 | [1] | PIN | |
| 25. | 6V-9746 | [4] | SEAL-O-RING (18.94MM ID) | |
| 26. | 115-7758 | [1] | PIPE AS | |
| 27. | 8Y-1727 | [1] | SPACER | |
| 28. | 1P-4576 | [2] | FLANGE | |
| L | FOR USE WHEN TRANSPORTING WITHOUT BUCKET | |||
| M | METRIC PART | |||
#SEBC10530119
4I-6914: ADJUSTER GP-BUCKET
4I-6914 ADJUSTER GP-BUCKET
PIN 6BL1064-UP
PART OF 137-7252 HAMMER & LINES GP, 121-5538, 133-5449 MOUNTING GP-HAMMER
PIN 6BL1064-UP
PART OF 137-7252 HAMMER & LINES GP, 121-5538, 133-5449 MOUNTING GP-HAMMER
Parts for your 312-A EXCAVATOR:
CATERPILLAR SISInformation:
HYDRAULIC SYSTEM
VALVE GP-PILOT
Specifications
Disassembly and Assembly
Service Magazine