HYDRAULIC SYSTEM
LINES GP-TRAVEL MOTORMANIFOLD GP
MOTOR GP
PUMP GP
VALVE GP-CONTROL
SWIVEL GP
HYDRAULIC SYSTEM
LINES GP-TRAVEL MOTOR#SEBP44620280
304-2995: LINES GP-TRAVEL MOTOR
304-2995 LINES GP-TRAVEL MOTOR
S/N FPK953-UP
PART OF 265-8777 BLADE AR
AN ATTACHMENT
S/N FPK953-UP
PART OF 265-8777 BLADE AR
AN ATTACHMENT
Parts for your 304C CR MINI HYD EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 3S-2093 | [2] | STRAP-CABLE | |
| 2. | 145-0603 | [2] | GROMMET | |
| 3. | 267-8100 | [1] | PLATE | |
| 4. | 268-3054 Y | [1] | SWIVEL GP | |
| 5. | 292-3376 I | [4] | HOSE AS | |
| 6. | 267-2423 | [2] | HOSE AS | |
| 7. | 304-2996 I | [2] | HOSE AS | |
| 8. | 148-8325 | [4] | CONNECTOR AS | |
| (EACH INCLUDES) | ||||
| 3J-1907 | [1] | SEAL-O-RING | ||
| 4J-5477 | [1] | SEAL-O-RING | ||
| 6V-8641 | [1] | CONNECTOR | ||
| 9. | 148-8340 | [4] | CONNECTOR AS | |
| (EACH INCLUDES) | ||||
| 3K-0360 | [1] | SEAL-O-RING | ||
| 6V-8398 | [1] | SEAL-O-RING | ||
| 6V-8639 | [1] | CONNECTOR | ||
| 10. | 148-8354 | [4] | ELBOW AS | |
| (EACH INCLUDES) | ||||
| 3K-0360 | [1] | SEAL-O-RING | ||
| 6V-8398 | [1] | SEAL-O-RING | ||
| 6V-9002 | [1] | ELBOW | ||
| 11. | 148-8385 | [2] | ELBOW AS | |
| (EACH INCLUDES) | ||||
| 3J-7354 | [1] | SEAL-O-RING | ||
| 4J-5477 | [1] | SEAL-O-RING | ||
| 6V-9000 | [1] | ELBOW | ||
| 12. | 4J-5477 | [2] | SEAL-O-RING | |
| 13. | 8T-4183 M | [6] | BOLT (M12X1.75X40-MM) | |
| 14. | 8T-4223 | [6] | WASHER-HARD (13.5X25.5X3-MM THK) | |
| I | REFER TO HYDRAULIC INFORMATION SYSTEM | |||
| M | METRIC PART | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP44620281
309-4203: LINES GP-TRAVEL MOTOR
309-4203 LINES GP-TRAVEL MOTOR
S/N FPK2193-UP
PART OF 281-4480 BLADE AR
AN ATTACHMENT
S/N FPK2193-UP
PART OF 281-4480 BLADE AR
AN ATTACHMENT
Parts for your 304C CR MINI HYD EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 3S-2093 | [2] | STRAP-CABLE | |
| 2. | 145-0603 | [2] | GROMMET | |
| 3. | 266-6836 Y | [1] | SWIVEL GP | |
| 4. | 267-8100 | [1] | PLATE | |
| 5. | 292-3376 I | [4] | HOSE AS | |
| 6. | 267-2423 | [2] | HOSE AS | |
| 7. | 304-2996 I | [2] | HOSE AS | |
| 8. | 148-8316 | [2] | CONNECTOR AS | |
| (EACH INCLUDES) | ||||
| 3J-7354 | [1] | SEAL-O-RING | ||
| 4J-5477 | [1] | SEAL-O-RING | ||
| 6V-8647 | [1] | CONNECTOR | ||
| 9. | 148-8325 | [2] | CONNECTOR AS | |
| (EACH INCLUDES) | ||||
| 3J-1907 | [1] | SEAL-O-RING | ||
| 4J-5477 | [1] | SEAL-O-RING | ||
| 6V-8641 | [1] | CONNECTOR | ||
| 10. | 148-8340 | [4] | CONNECTOR AS | |
| (EACH INCLUDES) | ||||
| 3K-0360 | [1] | SEAL-O-RING | ||
| 6V-8398 | [1] | SEAL-O-RING | ||
| 6V-8639 | [1] | CONNECTOR | ||
| 11. | 148-8354 | [4] | ELBOW AS | |
| (EACH INCLUDES) | ||||
| 3K-0360 | [1] | SEAL-O-RING | ||
| 6V-8398 | [1] | SEAL-O-RING | ||
| 6V-9002 | [1] | ELBOW | ||
| 12. | 148-8385 | [2] | ELBOW AS | |
| (EACH INCLUDES) | ||||
| 3J-7354 | [1] | SEAL-O-RING | ||
| 4J-5477 | [1] | SEAL-O-RING | ||
| 6V-9000 | [1] | ELBOW | ||
| 13. | 155-3624 | [2] | PLUG AS | |
| (EACH INCLUDES) | ||||
| 3J-7354 | [1] | SEAL-O-RING | ||
| 9S-4182 | [1] | PLUG (7/16-20-THD) | ||
| 14. | 187-2120 | [2] | ELBOW AS | |
| (EACH INCLUDES) | ||||
| 4J-5477 | [1] | SEAL-O-RING | ||
| 8C-8408 | [1] | ELBOW | ||
| 15. | 4J-5477 | [2] | SEAL-O-RING | |
| 16. | 8T-4183 M | [6] | BOLT (M12X1.75X40-MM) | |
| 17. | 8T-4223 | [6] | WASHER-HARD (13.5X25.5X3-MM THK) | |
| 18. | 8L-8413 | [2] | STRAP-CABLE (WHITE) | |
| 19. | 7K-1181 | [2] | STRAP-CABLE | |
| I | REFER TO HYDRAULIC INFORMATION SYSTEM | |||
| M | METRIC PART | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP44620282
267-0424: MANIFOLD & SOLENOID GP-CONTROL
267-0424 MANIFOLD & SOLENOID GP-CONTROL -AUXILIARY, BOOM SWING
PART OF 278-0827, 282-9694 VALVE & MTG GP-PILOT
AN ATTACHMENT
PART OF 278-0827, 282-9694 VALVE & MTG GP-PILOT
AN ATTACHMENT
Parts for your 304C CR MINI HYD EXCAVATOR:
CATERPILLAR SIS#SEBP44620283
274-4199: MANIFOLD GP-CONTROL
274-4199 MANIFOLD GP-CONTROL -HYD LOCKOUT, SPEED SELECT
PART OF 269-5374 LINES GP-PILOT
PART OF 269-5374 LINES GP-PILOT
Parts for your 304C CR MINI HYD EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 169-1169 | [1] | SHIM | |
| 2. | 169-1170 | [1] | SHIM | |
| 3. | 198-8418 | [1] | PLUNGER | |
| 4. | 198-8419 | [1] | SPRING | |
| 5. | 198-8420 | [1] | PLUG | |
| 6. | 7I-7403 | [2] | SPRING | |
| 7. | 169-1172 | [1] | PLUNGER | |
| 8. | 198-8421 | [1] | SPRING | |
| 9. | 9S-8004 | [1] | PLUG (9/16-18-THD) | |
| 10. | 274-4201 | [1] | SOLENOID AS (SPEED SELECT) | |
| 11. | 274-4202 | [1] | SOLENOID (HYDRAULIC LOCKOUT) | |
| 12. | 276-3883 | [1] | COVER | |
| 13. | 198-8423 | [2] | PLUG | |
| 14. | 099-2374 M | [4] | BOLT-SOCKET HEAD (M5X0.8X12-MM) | |
| 15. | 096-4833 M | [2] | BOLT-SOCKET HEAD (M5X0.8X20-MM) | |
| 16. | 095-1519 | [2] | SEAL-O-RING | |
| 17. | 095-1578 | [1] | SEAL-O-RING | |
| 18. | 095-1579 | [2] | SEAL-O-RING | |
| 19. | 095-1586 | [1] | SEAL-O-RING | |
| 20. | 3J-1907 | [1] | SEAL-O-RING | |
| M | METRIC PART | |||
#SEBP44620284
265-8748: MOTOR & MTG GP-SWING
265-8748 MOTOR & MTG GP-SWING
PART OF 264-8404, 305-5865 POWER TRAIN AR
PART OF 264-8404, 305-5865 POWER TRAIN AR
Parts for your 304C CR MINI HYD EXCAVATOR:
CATERPILLAR SIS#SEBP44620285
266-6945: PUMP & MTG GP-MAIN HYDRAULIC
266-6945 PUMP & MTG GP-MAIN HYDRAULIC
PART OF 264-8417 HYDRAULIC AR
PART OF 264-8417 HYDRAULIC AR
Parts for your 304C CR MINI HYD EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 205-6883 | [1] | BOLT (M10X1.25X55-MM) | |
| 2. | 266-6942 Y | [1] | PUMP GP-MAIN HYDRAULIC | |
| 3. | 267-1082 | [1] | COUPLING-PUMP | |
| 4. | 281-8127 | [1] | HOUSING-FLYWHEEL | |
| 5. | 127-4839 M | [2] | BOLT (M10X1.25X25-MM) | |
| 6. | 128-7747 M | [2] | BOLT (M10X1.25X40-MM) | |
| 7. | 191-7503 M | [3] | BOLT (M12X1.75X16-MM) | |
| 8. | 8T-4121 | [7] | WASHER-HARD (11X21X2.5-MM THK) | |
| 9. | 8T-7338 M | [2] | BOLT (M16X2X45-MM) | |
| 10. | 9X-8257 | [2] | WASHER (17.5X30X3.5-MM THK) | |
| 11. | 9X-8912 M | [3] | BOLT (M10X1.25X30-MM) | |
| 12. | 198-4777 | [1] | WASHER-HARD (11X25X10-MM THK) | |
| M | METRIC PART | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP44620286
266-6942: PUMP GP-MAIN HYDRAULIC
266-6942 PUMP GP-MAIN HYDRAULIC
PART OF 266-6945 PUMP & MTG GP-MAIN HYDRAULIC
PART OF 266-6945 PUMP & MTG GP-MAIN HYDRAULIC
Parts for your 304C CR MINI HYD EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 279-4683 | [1] | BEARING | |
| 2. | 191-3925 | [1] | BEARING | |
| 3. | 279-4684 L | [1] | SEAL | |
| 4. | 6V-7723 | [1] | RING-RETAINING | |
| 5. | 279-4685 | [1] | SHAFT | |
| 6. | 191-3918 | [1] | WASHER | |
| 7. | 191-3920 | [1] | WASHER | |
| 8. | 279-4686 L | [1] | GASKET | |
| 9. | 279-4687 | [3] | PIN | |
| 10. | 279-4688 | [2] | BUSHING | |
| 11. | 139-7355 | [2] | SCREW | |
| 12. | 279-4689 | [1] | PLATE | |
| 13. | 280-0395 | [1] | PIN | |
| 14. | 095-1575 JLN | [8] | SEAL-O-RING | |
| 15. | 279-4691 | [1] | ORIFICE | |
| 16. | 279-4692 | [1] | STOPPER | |
| 17. | 279-4693 | [1] | PIN | |
| 18. | 280-0396 | [1] | SPRING | |
| 19. | 280-0397 | [1] | SPRING | |
| 20. | 279-4696 | [2] | SEAT-SPRING | |
| 21. | 279-4697 | [1] | VALVE AS-PUMP (HYDRAULIC) | |
| 095-1575 | [1] | SEAL-O-RING | ||
| 095-1582 | [1] | SEAL-O-RING | ||
| 095-1587 | [1] | SEAL-O-RING | ||
| 099-7197 | [1] | PLUG | ||
| 22. | 095-1590 | [1] | SEAL-O-RING | |
| 23. | 099-7197 | [1] | PLUG | |
| 24. | 095-1582 | [1] | SEAL-O-RING | |
| 25. | 279-4698 | [1] | NUT | |
| 26. | 279-4699 | [1] | PUMP GP-GEAR (PILOT) | |
| 27. | 8T-0338 M | [2] | BOLT-SOCKET HEAD (M8X1.25X45-MM) | |
| 28. | 8T-4224 | [2] | WASHER-HARD (8.8X16X2-MM THK) | |
| 29. | 6V-8200 M | [6] | BOLT-SOCKET HEAD (M12X1.75X35-MM) | |
| 30. | 279-4700 | [1] | PLUG | |
| 31. | 095-1584 N | [1] | SEAL-O-RING | |
| 32. | 3J-1907 JN | [3] | SEAL-O-RING | |
| 33. | 6V-5683 M | [4] | BOLT (M6X1X16-MM) | |
| 34. | 280-0398 | [1] | STOPPER | |
| 35. | 279-4701 J | [1] | SEAL-O-RING | |
| 36. | 279-4702 | [1] | PIN | |
| 37. | 095-1571 | [1] | SEAL-O-RING | |
| 38. | 279-4703 J | [1] | SEAL-O-RING | |
| 39. | 279-4704 | [1] | ORIFICE | |
| 40. | 279-4705 J | [1] | SEAL-O-RING | |
| 41. | 279-4706 | [1] | PLUG | |
| 42. | 279-4710 | [1] | SWASHPLATE GP | |
| 43. | 279-4711 | [1] | BARREL GP-PUMP | |
| 44. | 279-4712 Y | [1] | VALVE GP-PUMP CONTROL (HYDRAULIC) | |
| AVAILABLE REPAIR KIT(S): | ||||
| 279-4707 J | [1] | KIT-SEAL (MAIN HYDRAULIC PUMP) | ||
| 279-4708 L | [1] | KIT-SEAL (MAIN HYDRAULIC PUMP) | ||
| 279-4709 N | [1] | KIT-SEAL (MAIN HYDRAULIC PUMP) | ||
| J | KIT MARKED J SERVICES PART(S) MARKED J | |||
| L | KIT MARKED L SERVICES PART(S) MARKED L | |||
| M | METRIC PART | |||
| N | KIT MARKED N SERVICES PART(S) MARKED N | |||
| Y | SEPARATE ILLUSTRATION | |||
#SEBP44620287
333-9460: SPOOL GP-CONTROL VALVE
333-9460 SPOOL GP-CONTROL VALVE
FIELD INSTALLATION
FIELD INSTALLATION
Parts for your 304C CR MINI HYD EXCAVATOR:
CATERPILLAR SIS#SEBP44620288
337-4977: SPOOL GP-CONTROL VALVE
337-4977 SPOOL GP-CONTROL VALVE
FOR USE WITH HEAVY WORK TOOL CONFIGURATIONS
FIELD INSTALLATION
FOR USE WITH HEAVY WORK TOOL CONFIGURATIONS
FIELD INSTALLATION
Parts for your 304C CR MINI HYD EXCAVATOR:
CATERPILLAR SIS#SEBP44620289
266-6836: SWIVEL GP
Parts for your 304C CR MINI HYD EXCAVATOR:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 274-3344 | [1] | SHAFT | |
| 2. | 274-3346 | [1] | HOUSING | |
| 3. | 294-1868 | [1] | COVER | |
| 4. | 274-3349 | [1] | SPACER | |
| 5. | 169-1136 | [1] | PIN | |
| 6. | 274-3351 | [6] | SEAL AS | |
| 7. | 193-5330 | [4] | SEAL AS | |
| 8. | 095-1623 | [1] | SEAL-O-RING | |
| 9. | 095-1713 | [2] | SEAL-O-RING | |
| 10. | 8T-5376 | [1] | SEAL-O-RING | |
| 11. | 146-4875 | [1] | SEAL-BACK UP | |
| 12. | 146-4877 | [1] | SEAL-DUST | |
| 13. | 095-0929 | [1] | RING-RETAINING | |
| 14. | 9X-6032 M | [4] | BOLT-SOCKET HEAD (M10X1.5X30-MM) | |
| 15. | 095-0966 | [5] | PLUG | |
| M | METRIC PART | |||



