HYDRAULIC SYSTEM
VALVE GP-CONTROLVALVE GP-SOLENOID
VALVE GP-BRAKE
VALVE GP-BYPASS
VALVE GP-CHECK
HYDRAULIC SYSTEM
VALVE GP-CONTROL#M00739340610
441-5424: VALVE & MTG GP-CONTROL
Parts for your MH3022 MATERIAL HANDLER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments | 
|---|---|---|---|---|
| 1. | 297-1412 | [1] | CAP | |
| 2. | 439-0911 Y | [1] | VALVE GP-MAIN CONTROL | |
| 3. | 443-3411 | [1] | PLATE AS | |
| 4. | 443-3412 | [1] | PLATE AS | |
| 5. | 7X-2553 M | [3] | BOLT (M16X2X40-MM) | |
| 6. | 7X-2555 M | [2] | BOLT (M16X2X80-MM) | |
| 7. | 8T-4122 | [7] | WASHER-HARD (17X32X3.5-MM THK) | |
| 8. | 8T-7338 M | [2] | BOLT (M16X2X45-MM) | |
| M | METRIC PART | |||
| Y | SEPARATE ILLUSTRATION | |||
#M00739340611
434-5724: VALVE & MTG GP-MAIN CONTROL
Parts for your MH3022 MATERIAL HANDLER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments | 
|---|---|---|---|---|
| 1. | 297-1412 | [1] | CAP | |
| 2. | 423-2535 Y | [1] | VALVE GP-MAIN CONTROL | |
| 3. | 443-3411 | [1] | PLATE AS | |
| 4. | 443-3412 | [1] | PLATE AS | |
| 5. | 7X-2553 M | [3] | BOLT (M16X2X40-MM) | |
| 6. | 7X-2555 M | [2] | BOLT (M16X2X80-MM) | |
| 7. | 8T-4122 | [7] | WASHER-HARD (17X32X3.5-MM THK) | |
| 8. | 8T-7338 M | [2] | BOLT (M16X2X45-MM) | |
| M | METRIC PART | |||
| Y | SEPARATE ILLUSTRATION | |||
#M00739340612
441-5449: VALVE & MTG GP-MAIN CONTROL
  441-5449 VALVE & MTG GP-MAIN CONTROL -DROP NOSE STICK 
S/N FB31-UP
AN ATTACHMENT
S/N FB31-UP
AN ATTACHMENT
Parts for your MH3022 MATERIAL HANDLER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments | 
|---|---|---|---|---|
| 1. | 297-1412 B | [1] | CAP | |
| 2. | 439-0911 Y | [1] | VALVE GP-MAIN CONTROL | |
| 3. | 443-3411 | [1] | PLATE AS | |
| 4. | 443-3412 | [1] | PLATE AS | |
| 5. | 7X-2553 M | [3] | BOLT (M16X2X40-MM) | |
| 6. | 7X-2555 M | [2] | BOLT (M16X2X80-MM) | |
| 7. | 8T-4122 | [7] | WASHER-HARD (17X32X3.5-MM THK) | |
| 8. | 8T-7338 M | [2] | BOLT (M16X2X45-MM) | |
| 9. | 148-8336 | [1] | CONNECTOR AS | |
| 3J-1907 | [1] | SEAL-O-RING | ||
| 6V-8397 | [1] | SEAL-O-RING | ||
| 6V-8636 | [1] | CONNECTOR | ||
| 10. | 148-8378 | [1] | ELBOW AS | |
| 3J-1907 | [1] | SEAL-O-RING | ||
| 6V-8397 | [1] | SEAL-O-RING | ||
| 6V-8724 | [1] | ELBOW | ||
| 11. | 255-4944 I | [1] | HOSE AS | |
| B | USE AS REQUIRED | |||
| I | REFER TO HYDRAULIC INFORMATION SYSTEM | |||
| M | METRIC PART | |||
| Y | SEPARATE ILLUSTRATION | |||
#M00739340613
443-7837: VALVE & MTG GP-MAIN CONTROL
  443-7837 VALVE & MTG GP-MAIN CONTROL 
S/N FB31-UP
PART OF 574-3483 DISTRIBUTION AR
AN ATTACHMENT
S/N FB31-UP
PART OF 574-3483 DISTRIBUTION AR
AN ATTACHMENT
Parts for your MH3022 MATERIAL HANDLER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments | 
|---|---|---|---|---|
| 1. | 297-1412 | [1] | CAP | |
| 2. | 443-3411 | [1] | PLATE AS | |
| 3. | 443-3412 | [1] | PLATE AS | |
| 4. | 506-0503 Y | [1] | VALVE GP-MAIN CONTROL | |
| 5. | 7X-2553 M | [3] | BOLT (M16X2X40-MM) | |
| 6. | 7X-2555 M | [2] | BOLT (M16X2X80-MM) | |
| 7. | 8T-4122 | [7] | WASHER-HARD (17X32X3.5-MM THK) | |
| 8. | 8T-7338 M | [2] | BOLT (M16X2X45-MM) | |
| M | METRIC PART | |||
| Y | SEPARATE ILLUSTRATION | |||
#M00739340614
510-9701: VALVE & MTG GP-MAIN CONTROL
Parts for your MH3022 MATERIAL HANDLER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments | 
|---|---|---|---|---|
| 1. | 8T-7338 M | [2] | BOLT (M16X2X45-MM) | |
| 2. | 443-3411 | [1] | PLATE AS | |
| 3. | 443-3412 | [1] | PLATE AS | |
| 4. | 506-0501 Y | [1] | VALVE GP-MAIN CONTROL | |
| 5. | 7X-2553 M | [3] | BOLT (M16X2X40-MM) | |
| 6. | 7X-2555 M | [2] | BOLT (M16X2X80-MM) | |
| 7. | 8T-4122 | [7] | WASHER-HARD (17X32X3.5-MM THK) | |
| M | METRIC PART | |||
| Y | SEPARATE ILLUSTRATION | |||
#M00739340615
446-5378: VALVE & MTG GP-SOLENOID
  446-5378 VALVE & MTG GP-SOLENOID 
S/N FB31-UP
PART OF 448-0912 VALVE GP-CONTROL
AN ATTACHMENT
S/N FB31-UP
PART OF 448-0912 VALVE GP-CONTROL
AN ATTACHMENT
Parts for your MH3022 MATERIAL HANDLER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments | 
|---|---|---|---|---|
| 1. | 447-6947 | [1] | VALVE GP-SOLENOID (OFFSET BOOM) | |
| 298-5184 | [1] | KIT-SEAL | ||
| (INCLUDES O-RING SEALS & BACKUP RINGS) | ||||
| 2. | 298-5277 | [1] | PLUG AS | |
| 316-7897 | [1] | SEAL | ||
| 3. | 262-7741 M | [4] | BOLT-SOCKET HEAD (M6X1X55-MM) | |
| 4. | 166-8637 M | [2] | SCREW-SOCKET HEAD (M4X0.7X12-MM) | |
| 5. | 316-6564 | [2] | SEAL-O-RING | |
| 6. | 5W-6378 | [1] | SEAL-O-RING | |
| M | METRIC PART | |||
#M00739340616
293-0511: VALVE GP-BRAKE CONTROL
  293-0511 VALVE GP-BRAKE CONTROL -HYDRAULIC MOTOR 
S/N FB31-UP
PART OF 425-3918 MOTOR GP-PISTON
AN ATTACHMENT
S/N FB31-UP
PART OF 425-3918 MOTOR GP-PISTON
AN ATTACHMENT
Parts for your MH3022 MATERIAL HANDLER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments | 
|---|---|---|---|---|
| 1. | 191-3952 Y | [2] | VALVE GP-RELIEF (CROSSOVER, TRAVEL) | |
| 2. | 191-2708 | [1] | VALVE AS-SHUTTLE (TRAVEL BRAKE) | |
| 3. | 293-0512 | [1] | PISTON AS | |
| 4. | 219-6714 | [2] | VALVE AS-CHECK (CROSSOVER, TRAVEL) | |
| (EACH INCLUDES) | ||||
| 221-2760 | [1] | RING-RETAINING | ||
| 221-3491 | [1] | SEAL-O-RING | ||
| 5. | 191-2710 | [1] | COVER | |
| 6. | 191-2711 | [1] | COVER | |
| 7. | 9T-3929 | [1] | PLUG AS | |
| 6E-5479 | [1] | SEAL | ||
| 8. | 191-2809 M | [2] | BOLT-SOCKET HEAD (M6X1X85-MM) | |
| 9. | 179-6919 | [1] | ORIFICE | |
| 10. | 5P-1480 | [2] | SEAL-O-RING | |
| 11. | 191-2962 | [2] | SEAL-O-RING | |
| 12. | 9X-4617 | [2] | SEAL-O-RING | |
| 13. | 191-2712 | [1] | PLUG | |
| 14. | 196-8804 | [2] | PLUG GP | |
| (EACH INCLUDES) | ||||
| 196-6803 | [1] | SEAL-O-RING | ||
| 15. | 3E-8007 M | [4] | BOLT-SOCKET HEAD (M12X1.75X90-MM) | |
| 16. | 6V-8200 M | [4] | BOLT-SOCKET HEAD (M12X1.75X35-MM) | |
| M | METRIC PART | |||
| Y | SEPARATE ILLUSTRATION | |||
#M00739340617
516-4907: VALVE GP-BYPASS
  516-4907 VALVE GP-BYPASS -HYDRAULIC OIL 
S/N FB31-UP
FOR USE WITH @@@@@441-4754@@@@@, @@@@@479-5747@@@@@, @@@@@464-3966@@@@@, @@@@@478-4264@@@@@
FIELD INSTALLATION
S/N FB31-UP
FOR USE WITH @@@@@441-4754@@@@@, @@@@@479-5747@@@@@, @@@@@464-3966@@@@@, @@@@@478-4264@@@@@
FIELD INSTALLATION
Parts for your MH3022 MATERIAL HANDLER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments | 
|---|---|---|---|---|
| 1. | 148-8429 | [2] | TEE AS | |
| (EACH INCLUDES) | ||||
| 5K-9090 | [2] | SEAL-O-RING | ||
| 6V-9840 | [1] | TEE-SWIVEL | ||
| 2. | 260-9189 | [1] | ELBOW AS-SWIVEL | |
| 7M-8485 | [1] | SEAL-O-RING | ||
| 124-8333 | [1] | ELBOW | ||
| 3. | 517-4752 I | [1] | HOSE AS | |
| 4. | 521-1039 | [1] | VALVE-BYPASS (HYDRAULIC OIL) | |
| 5. | 148-8357 | [2] | ELBOW AS | |
| (EACH INCLUDES) | ||||
| 5K-9090 | [1] | SEAL-O-RING | ||
| 6V-9008 | [1] | ELBOW | ||
| 7M-8485 | [1] | SEAL-O-RING | ||
| 6. | 150-3071 | [1] | REDUCER AS | |
| 6V-8945 | [1] | REDUCER-O-RING | ||
| 7J-9108 | [1] | SEAL-O-RING | ||
| 7. | 6V-9831 | [1] | CAP (ORFS) | |
| 8. | 9X-6579 | [1] | NUT-ORIFICE (7/16-12-THD) | |
| I | REFER TO HYDRAULIC INFORMATION SYSTEM | |||
#M00739340618
254-0488: VALVE GP-CHECK
Parts for your MH3022 MATERIAL HANDLER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments | 
|---|---|---|---|---|
| 1. | 179-4649 | [1] | BODY AS | |
| 2. | 179-4651 | [1] | BODY | |
| 3. | 179-4652 | [1] | VALVE AS-CHECK (BOOM LOWERING, DRIFT REDUCTION) | |
| 4. | 179-4654 | [1] | CONE | |
| 5. | 179-4656 | [1] | BODY | |
| 6. | 179-4657 | [1] | PISTON | |
| 7. | 179-4658 | [1] | PISTON | |
| 8. | 179-4169 | [1] | PLUG-ADJUSTMENT | |
| 9. | 179-4661 | [1] | SPINDLE | |
| 10. | 179-4666 | [1] | CONE | |
| 11. | 179-4667 | [1] | POPPET | |
| 12. | 179-4668 | [1] | RETAINER-BALL | |
| 13. | 179-4669 | [1] | ADAPTER | |
| 14. | 179-4670 | [1] | SPINDLE | |
| 15. | 8U-6465 | [1] | SPRING | |
| 16. | 179-4170 | [1] | SPRING | |
| 17. | 179-4171 | [1] | SPRING | |
| 18. | 179-4173 | [1] | SPRING | |
| 19. | 179-4176 J | [1] | RING-BACKUP | |
| 20. | 179-4178 J | [1] | RING-BACKUP | |
| 21. | 8U-7383 J | [1] | SEAL-O-RING | |
| 22. | 161-6149 J | [2] | SEAL-O-RING | |
| 23. | 6V-8399 J | [2] | SEAL-O-RING | |
| 24. | 9X-7454 J | [1] | SEAL-O-RING | |
| 25. | 5K-5221 J | [1] | SEAL-O-RING | |
| 26. | 096-6100 J | [1] | SEAL-O-RING | |
| 27. | 4J-0520 J | [1] | SEAL-O-RING | |
| 28. | 8U-7389 J | [1] | RING | |
| 29. | 3D-7943 | [1] | RING-RETAINING | |
| 30. | 5W-9420 JM | [1] | LOCKNUT (M8X1.25-THD) | |
| 31. | 179-4180 J | [1] | LOCKNUT | |
| 32. | 8U-1218 | [1] | CAP-NUT | |
| AVAILABLE REPAIR KIT(S): | ||||
| 179-4672 J | [1] | KIT-SEAL (LOAD CONTROL VALVE) | ||
| J | KIT MARKED J SERVICES PART(S) MARKED J | |||
| M | METRIC PART | |||
#M00739340619
471-7736: VALVE GP-CHECK
Parts for your MH3022 MATERIAL HANDLER:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments | 
|---|---|---|---|---|
| 1. | 6F-6672 | [1] | SEAL-O-RING | |
| 2. | 5W-9420 M | [1] | LOCKNUT (M8X1.25-THD) | |
| 3. | 179-4178 | [1] | RING-BACKUP | |
| 4. | 9X-7454 | [1] | SEAL-O-RING | |
| 5. | 5K-5221 | [1] | SEAL-O-RING | |
| 6. | 096-6100 | [1] | SEAL-O-RING | |
| 7. | 4J-0520 | [1] | SEAL-O-RING | |
| 8. | 8U-1218 | [1] | CAP-NUT | |
| 9. | 241-6170 | [1] | PLUG | |
| PARTS SHOWN IN GRAPHIC(S) WITHOUT A REFERENCE NUMBER ARE NOT SERVICED SEPARATELY | ||||
| M | METRIC PART | |||