HYDRAULIC SYSTEM
CYLINDER GPOPERATOR STATION
CAB GPSEAT GP
IMPLEMENTS
BACKHOE GPHYDRAULIC SYSTEM
VALVE GP-CONTROLLINES GP
HYDRAULIC SYSTEM
CYLINDER GP
#UEG0042S0030
6K-3561: STABILIZER CYLINDER GROUP
6K3561 STABILIZER CYLINDER GROUP--3.90" Bore x 18.20" Stroke
Part of Stabilizer shown on Page 17
Part of Stabilizer shown on Page 17
For full view, you need register
Parts for your D4 BACKHOE:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 6K-3550 | [1] | BARREL ASSEM. | |
| 2. | 2K-0512 | [1] | NUT | |
| 3. | 6K-3536 | [1] | PISTON | |
| 4. | 6K-3548 | [1] | PISTON | |
| 5. | 6K-3531 | [1] | RING | |
| 6. | 6K-3530 | [1] | WASHER | |
| 7. | 6K-3532 | [1] | WASHER | |
| 8. | 1K-6969 | [1] | SET SCREW | |
| 9. | 1B-4427 | [1] | NUT | |
| 10. | 6K-3534 | [1] | NUT | |
| 11. | 6K-3537 | [1] | CARTRIDGE ASSEM. | |
| 12. | 6K-3549 | [1] | ROD ASSEM. | |
| The following Repair Kit is available: | ||||
| 6K-3649 | [1] | KIT (Stabilizer Cylinder) | ||
| (Consists of Packing Assem., Seals, Ring, and Packing) | ||||
#UEG0042S0031
7K-0850: STABILIZER CYLINDER GROUP
7K850 STABILIZER CYLINDER GROUP--4" Bore x 18.20" Stroke
Part of Stabilizer shown on Page 18
Part of Stabilizer shown on Page 18
For full view, you need register
Parts for your D4 BACKHOE:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 7K-0849 | [1] | BARREL ASSEM. | |
| 2. | 2K-0512 | [1] | NUT | |
| 3. | 6K-3536 | [1] | PISTON | |
| 4. | 6K-3548 | [1] | PISTON | |
| 5. | 6K-3531 | [1] | RING | |
| 6. | 6K-3530 | [1] | WASHER | |
| 7. | 6K-3532 | [1] | WASHER | |
| 8. | 1K-6979 | [1] | SET SCREW | |
| 9. | 1B-4427 | [1] | NUT | |
| 10. | 6K-3534 | [1] | NUT | |
| 11. | 6K-3537 | [1] | CARTRIDGE ASSEM. | |
| 12. | 6K-3549 | [1] | ROD ASSEM. | |
| 6K-3649 H | [1] | KIT (Stabilizer Cylinder) | ||
| (Consists of Packing Assem., Seals, Ring, and Packing) | ||||
| H | NOT PART OF 7K850 STABILIZER C | |||
#UEG0042S0032
6K-3651: SEAT AND CONSOLE GROUP
6K3651 SEAT AND CONSOLE GROUP
Part of D4, 922 and 944 Backhoe shown on Page 6
6K3648 Seat Assembly parts are shown on Page 22
Part of D4, 922 and 944 Backhoe shown on Page 6
6K3648 Seat Assembly parts are shown on Page 22
For full view, you need register
Parts for your D4 BACKHOE:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 6K-3595 | [1] | PIN | |
| 2. | 3B-4610 | [14] | COTTER PIN | |
| 3. | 6K-3639 | [2] | LEVER ASSEM. | |
| 4. | 6K-3596 | [6] | BEARING | |
| (1 in each Lever Assem.) | ||||
| 5. | 6K-3638 | [2] | LEVER ASSEM. | |
| 6. | 6K-3637 | [2] | PIN | |
| 7. | 2M-3521 | [2] | PIN | |
| 8. | 8F-0394 | [1] | SPRING | |
| 9. | 6K-3633 | [1] | PLATE (Operation) | |
| 4B-4158 | [8] | SCREW | ||
| 10. | 6K-3648 Y | [1] | SEAT ASSEM. | |
| (See Separate Illustration) | ||||
| 11. | 2J-6356 | [2] | RING | |
| 12. | 6K-3634 | [1] | PLATE | |
| 13. | 6K-3636 | [1] | COWL ASSEM. | |
| 14. | 0S-1585 | [4] | BOLT | |
| 15. | 6K-3635 | [1] | SHROUD ASSEM. | |
| 16. | 4B-4281 | [2] | WASHER | |
| 17. | 2K-4821 | [4] | NUT | |
| 18. | 6K-3641 | [1] | PANEL | |
| 19. | 6K-3593 | [6] | ROD | |
| 20. | 1A-2457 | [12] | PIN | |
| 21. | 2S-1387 | [6] | RING | |
| 22. | 9M-4601 | [6] | NUT | |
| 23. | 0S-1617 | [4] | BOLT | |
| 24. | 4B-4277 | [4] | WASHER | |
| 25. | 0S-1577 | [4] | BOLT | |
| 26. | 3K-1642 | [4] | NUT | |
| 27. | 1K-6872 | [4] | NUT | |
| 28. | 4B-4280 | [4] | WASHER | |
| 29. | 6K-3640 | [2] | LEVER ASSEM. | |
| 30. | 2A-1963 | [6] | ROD END | |
| 31. | 1A-8285 | [6] | NUT | |
| 32. | 6K-3606 | [6] | ROD | |
| Y | SEPARATE ILLUSTRATION | |||
#UEG0042S0033
6K-3648: SEAT ASSEMBLY
6K3648 SEAT ASSEMBLY
Part of 6K3651 Seat and Console Group shown on Page 21
Part of 6K3651 Seat and Console Group shown on Page 21
For full view, you need register
Parts for your D4 BACKHOE:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 4B-4276 | [5] | WASHER | |
| 2. | 0S-1615 | [5] | BOLT | |
| 3. | 6K-3647 | [1] | BACKREST | |
| 4. | 6K-3646 | [1] | CUSHION | |
| 5. | 3F-2617 | [4] | NUT | |
| 6. | 4B-4277 | [4] | WASHER | |
| 7. | 3B-4505 | [4] | LOCKWASHER | |
| 8. | 1B-4202 | [4] | NUT | |
| 9. | 6K-3642 | [1] | SPRING | |
| 10. | 6K-3643 | [1] | SLIDE ASSEM. (Right Hand) | |
| 6K-3644 | [1] | SLIDE ASSEM. (Left Hand) | ||
| 11. | 6K-3645 | [1] | SHELL |
#UEG0042S0034
6K-3665: BRAKING SIGNAL ASSEMBLY
6K3665 BRAKING SIGNAL ASSEMBLY
Part of D4, 922 and 944 Backhoe shown on Page 6
Part of D4, 922 and 944 Backhoe shown on Page 6
For full view, you need register
Parts for your D4 BACKHOE:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 6K-3662 | [1] | SPACER ASSEM. | |
| 2. | 3B-4610 | [6] | COTTER PIN | |
| 3. | 6K-3655 | [1] | PIN | |
| 4. | 3F-2617 | [1] | NUT | |
| 5. | 6K-3653 | [2] | SPACER | |
| 6. | 6K-9479 | [2] | WASHER | |
| 7. | 6K-3658 | [1] | SPRING | |
| 8. | 6K-3657 | [1] | ROD | |
| 9. | 7B-7210 | [3] | PIN | |
| 10. | 6K-3654 | [1] | PIN | |
| 11. | 6K-3661 | [1] | PIVOT ASSEM. | |
| 12. | 6K-3656 | [1] | BEARING | |
| (Part of 6K3661 Pivot Assem.) | ||||
| 13. | 6K-3659 | [1] | ROD | |
| 14. | 1M-1298 | [1] | PIN | |
| 15. | 6K-3660 | [1] | BELLCRANK ASSEM. | |
| 16. | 6K-3656 | [1] | BEARING | |
| (Part of 6K3660 Bellcrank Assem.) | ||||
| 17. | 1B-4202 | [2] | NUT | |
#UEG0042S0035
6K-3623: CONTROL VALVE ASSEMBLY
6K3623 CONTROL VALVE ASSEMBLY
Part of 6K3625 Hydraulic Valves and Lines shown on Pages 25 and 27
Part of 6K3625 Hydraulic Valves and Lines shown on Pages 25 and 27
For full view, you need register
Parts for your D4 BACKHOE:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 6K-5909 | [6] | PLUG | |
| 2. | 6K-5948 | [12] | RETAINER | |
| 3. | 6K-5969 | [6] | CAP | |
| 4. | 6K-6084 | [6] | SPRING | |
| 5. | 6K-6066 | [12] | POPPET | |
| 6. | 7M-5733 | [1] | PLUG ASSEM. | |
| 7. | 7M-8485 | [1] | SEAL | |
| (Part of 7M5733 Plug Assem.) | ||||
| 8. | 6K-6085 | [12] | SPRING | |
| 9. | 4J-9535 | [12] | SEAL | |
| 10. | 6K-6067 | [6] | EYE | |
| 11. | 5H-6136 | [6] | SEAL | |
| 12. | 6K-5974 | [12] | SEAL | |
| 13. | 6K-5962 | [12] | PLATE | |
| 14. | 6K-5968 | [1] | SCREW | |
| 15. | 6K-5951 | [1] | NUT | |
| 16. | 1B-4430 | [1] | NUT | |
| 17. | 6K-5972 | [2] | WASHER | |
| 18. | 5F-7054 | [2] | SEAL | |
| 19. | 6K-6072 | [1] | CAP | |
| 20. | 6K-6082 | [1] | SPRING | |
| 21. | 6K-5954 | [1] | VALVE ASSEM. | |
| 8M-8997 | [1] | SEAL | ||
| (Part of 6K5954 Valve Assem.) | ||||
| 22. | 6K-5973 | [1] | PLUG ASSEM. | |
| 23. | 3D-2824 | [1] | SEAL | |
| (Part of 6K5973 Plug Assem.) | ||||
| 24. | 7H-3171 | [1] | PLUG | |
| 25. | 6K-6069 | [1] | CAP | |
| 26. | 6K-6100 | [6] | CAP | |
| 27. | 6K-6083 | [4] | SPRING | |
| 28. | 6K-5955 | [4] | VALVE ASSEM. | |
| 29. | 6M-5062 | [4] | SEAL | |
| 30. | 6K-6087 | [4] | SEAL | |
| 31. | 0S-1617 | [20] | BOLT (.75" Long) | |
| 2H-3755 | [4] | BOLT (.62" Long) | ||
| 32. | 3B-4505 | [24] | LOCKWASHER | |
#UEG0042S0036
6K-3625: HYDRAULIC VALVES AND LINES GROUP
6K3625 HYDRAULIC VALVES AND LINES GROUP--As viewed from Rear Right Hand Side of Machine--Part 1 of 2
Serial No. 23J1 to 23J731 inclusive
Part of D4, 922 and 944 Backhoe shown on Page 6
Serial No. 23J1 to 23J731 inclusive
Part of D4, 922 and 944 Backhoe shown on Page 6
For full view, you need register
Parts for your D4 BACKHOE:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 6K-3575 | [4] | HOSE ASSEM. (21" Long) | |
| 2. | 7K-0293 | [2] | TUBE ASSEM. (106.75" Long) | |
| 3. | 6K-3572 | [1] | TUBE ASSEM. (Left Hand) | |
| 6K-3571 | [1] | TUBE ASSEM. (Right Hand) | ||
| 4. | 6K-3573 | [6] | NUT | |
| 5. | 2M-9780 | [10] | SEAL | |
| 6. | 9M-4584 | [6] | CONNECTOR | |
| 7. | 4H-3226 | [1] | HOSE | |
| 8. | 6K-3576 | [6] | HOSE ASSEM. (40" Long) | |
| 9. | 6K-3612 | [1] | CONNECTOR | |
| 3D-2824 | [1] | SEAL | ||
| 10. | 6K-3617 | [2] | RESTRICTOR ASSEM. | |
| 7F-8607 | [2] | SEAL | ||
| (1 in each 6K3617 Restrictor Assem.) | ||||
| 11. | 6K-3626 | [1] | CONNECTOR | |
| 7M-8485 | [1] | SEAL | ||
| 12. | 6K-3622 | [2] | HOSE ASSEM. (80" Long) | |
| 13. | 6K-3679 | [1] | COUPLING | |
| 14. | 6K-3681 | [1] | NIPPLE | |
| 15. | 6K-3609 | [2] | HOSE ASSEM. (75" Long) | |
| (Control Valve to Swing Frame) | ||||
| 16. | 6K-3621 | [1] | TUBE ASSEM. (8.62" Long) | |
| (Ref. No. 15 to Lift Cylinder) | ||||
| 17. | 6K-3620 | [1] | TUBE ASSEM. (34.88" Long) | |
| (Ref. No. 15 to Lift Cylinder) | ||||
| 18. | 9M-8850 | [4] | FITTING | |
| 2M-9780 | [4] | SEAL | ||
| (1 in each 9M8850 Fitting) | ||||
| 19. | 6K-3577 | [2] | UNION | |
| 20. | 6K-3618 | [1] | TUBE ASSEM. (34" Long) | |
| (Ref. No. 1 to Crowd Cylinder) | ||||
| 21. | 6K-3619 | [1] | TUBE ASSEM. (4.25" Long) | |
| (Ref. No. 1 to Crowd Cylinder) | ||||
| 22. | 6M-7476 | [6] | FITTING | |
#UEG0042S0037
6K-3625: HYDRAULIC VALVES AND LINES GROUP
6K3625 HYDRAULIC VALVES AND LINES GROUP--As Viewed from Rear Right Hand Side of Machine--Part 2 of 2
Serial No. 23J1 to 23J731 inclusive
Part of D4, 922 and 944 Backhoe shown on Page 6
6K3623 and 6K3624 Valve Assembly parts are shown on Pages 23 and 28
Serial No. 23J1 to 23J731 inclusive
Part of D4, 922 and 944 Backhoe shown on Page 6
6K3623 and 6K3624 Valve Assembly parts are shown on Pages 23 and 28
For full view, you need register
Parts for your D4 BACKHOE:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 8M-0505 | [6] | CONNECTOR | |
| 3K-0360 | [6] | SEAL | ||
| 2. | 6K-3608 | [4] | HOSE ASSEM. | |
| (To Stabilizer Cylinder) | ||||
| 3. | 8B-1708 | [2] | CLIP | |
| 8B-0644 | [4] | GROMMET | ||
| 1A-9579 | [2] | BOLT | ||
| 2R-0504 | [2] | NUT | ||
| 4. | 6K-3614 | [1] | TUBE ASSEM. (lower port-left hand) | |
| 5. | 6K-3616 | [1] | TUBE ASSEM. (upper port-left hand) | |
| 6. | 6K-3611 | [1] | TUBE ASSEM. (lower port) | |
| 7. | 6K-3610 | [1] | TUBE ASSEM. (upper port) | |
| 8. | 6K-3607 | [6] | CONNECTOR | |
| 2M-9780 | [6] | SEAL | ||
| 9. | 6K-3627 | [2] | RESTRICTOR | |
| 10. | 1D-4566 | [4] | BOLT | |
| 1K-6872 | [4] | NUT | ||
| 11. | 6K-3623 Y | [1] | CONTROL VALVE ASSEM. | |
| (See Separate Illustration) | ||||
| 12. | 6K-3615 | [1] | TUBE ASSEM. (upper port-right hand) | |
| 13. | 6K-3613 | [1] | TUBE ASSEM. (lower port-right hand) | |
| 14. | 6K-3608 | [2] | HOSE ASSEM. | |
| (To Swing Cylinder) | ||||
| 15. | 4D-0354 | [2] | FITTING | |
| 3K-0360 | [2] | SEAL | ||
| (1 in each 4D354 Fitting) | ||||
| 16. | 6K-3624 Y | [1] | VALVE ASSEM. (Flow Control) | |
| (See Separate Illustration) | ||||
| 1D-4539 | [2] | BOLT | ||
| 3B-4505 | [2] | LOCKWASHER | ||
| Y | SEPARATE ILLUSTRATION | |||
#UEG0042S0038
6K-3625: HYDRAULIC VALVES AND LINES GROUP
6K3625 HYDRAULIC VALVES AND LINES GROUP--As Viewed from Rear Right Hand Side of Machine--Part 1 of 2
Effective with Serial No. 23J732
Part of D4, 922 and 944 Backhoe shown on Page 6
Effective with Serial No. 23J732
Part of D4, 922 and 944 Backhoe shown on Page 6
For full view, you need register
Parts for your D4 BACKHOE:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 6K-3575 | [4] | HOSE ASSEM. (21" Long) | |
| 2. | 7K-0293 | [2] | TUBE ASSEM. (106.75" Long) | |
| 3. | 6K-3572 | [1] | TUBE ASSEM. (Left Hand) | |
| 6K-3571 | [1] | TUBE ASSEM. (Right Hand) | ||
| 4. | 6K-3573 | [6] | NUT | |
| 5. | 2M-9780 | [10] | SEAL | |
| 6. | 9M-4584 | [6] | CONNECTOR | |
| 7. | 4H-3226 | [1] | HOSE | |
| 8. | 6K-3576 | [6] | HOSE ASSEM. (40" long) | |
| 9. | 6K-3612 | [1] | CONNECTOR | |
| 3D-2824 | [1] | SEAL | ||
| 10. | 6K-3617 | [2] | RESTRICTOR ASSEM. | |
| 7F-8607 | [2] | SEAL | ||
| (1 in each 6K3617 Restrictor Assem.) | ||||
| 11. | 6K-3626 | [1] | CONNECTOR | |
| 7M-8485 | [1] | SEAL | ||
| 12. | 6K-3622 | [2] | HOSE ASSEM. (80" long) | |
| 13. | 6K-3679 | [1] | COUPLING | |
| 14. | 6K-3681 | [1] | NIPPLE | |
| 15. | 6K-3609 | [2] | HOSE ASSEM. (75" long) | |
| (Control Valve to Swing Frame) | ||||
| 16. | 6M-7476 | [6] | FITTING | |
| 17. | 6K-3577 | [2] | UNION | |
| 18. | 6K-3879 C | [2] | ELBOW | |
| 2M-9780 | [2] | SEAL | ||
| C | INDICATES CHANGE FROM PREVIOUS | |||
#UEG0042S0039
6K-3625: HYDRAULIC VALVES AND LINES GROUP
6K3625 HYDRAULIC VALVES AND LINES GROUP--As viewed from Rear Right Hand Side of Machine--Part 2 of 2
Effective with Serial No. 23J732
Part of D4, 922 and 944 Backhoe shown on Page 6
6K3623 and 6K3624 Valve Assembly parts are shown on Pages 23 and 28
Effective with Serial No. 23J732
Part of D4, 922 and 944 Backhoe shown on Page 6
6K3623 and 6K3624 Valve Assembly parts are shown on Pages 23 and 28
For full view, you need register
Parts for your D4 BACKHOE:
CATERPILLAR SIS| Pos. | Part No | Qty | Parts name | Comments |
|---|---|---|---|---|
| 1. | 8M-0505 C | [2] | CONNECTOR | |
| 3K-0360 | [2] | SEAL | ||
| 2. | 6K-3608 | [4] | HOSE ASSEM. | |
| (To Stabilizer Cylinder) | ||||
| 3. | 8B-1708 | [2] | CLIP | |
| 8B-0644 C | [2] | GROMMET | ||
| 1A-9579 | [2] | BOLT | ||
| 2R-0504 | [2] | NUT | ||
| 4. | 6K-3614 | [1] | TUBE ASSEM. (lower port-left hand) | |
| 5. | 6K-3616 | [1] | TUBE ASSEM. (upper port-left hand) | |
| 6. | 6K-3611 | [1] | TUBE ASSEM. (lower port) | |
| 7. | 6K-3610 | [1] | TUBE ASSEM. (upper port) | |
| 8. | 6K-3607 | [6] | CONNECTOR | |
| 2M-9780 | [6] | SEAL | ||
| 9. | 6K-3627 | [2] | RESTRICTOR | |
| 10. | 1D-4566 | [4] | BOLT | |
| 1K-6872 | [4] | NUT | ||
| 11. | 6K-3623 Y | [1] | CONTROL VALVE ASSEM. | |
| (See Separate Illustration) | ||||
| 12. | 6K-3615 | [1] | TUBE ASSEM. (upper port-right hand) | |
| 13. | 6K-3613 | [1] | TUBE ASSEM. (lower port-right hand) | |
| 14. | 6K-3608 | [2] | HOSE ASSEM. | |
| (To Swing Cylinder) | ||||
| 15. | 4D-0354 | [2] | FITTING | |
| 3K-0360 | [2] | SEAL | ||
| (1 in each 4D354 Fitting) | ||||
| 16. | Y | [1] | VALVE ASSEM. (Flow Control) | |
| (See Separate Illustration) | ||||
| 1D-4539 | [2] | BOLT | ||
| 3B-4505 | [2] | LOCKWASHER | ||
| C | INDICATES CHANGE FROM PREVIOUS | |||
| Y | SEPARATE ILLUSTRATION | |||
