8J6750 VALVE GROUP PART OF 7J5551 & 9T1754 VALVE 528 WHEEL SKIDDER





HYDRAULIC SYSTEM

VALVE GP-CONTROL
 

#SEBP14140490
 

8J-6750: VALVE GP-CONTROL

8J6750 VALVE GROUP
PART OF 7J5551 & 9T1754 VALVE
c229482 SEBP1414
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Parts for your 528 WHEEL SKIDDER:

Pos. Part No Qty Parts name Comments
1. 3G-7270 C [1] VALVE GROUP  
    (Includes)
2. 4K-1388 [1] SEAL  
3. 6K-5974 C [2] SEAL  
4. 1B-5174 [1] PLUG  
5. 4B-1323 [4] SCREW  
  8J-2418 [4] LOCKWASHER  
6. 8J-2395 [2] COLLAR  
7. 8J-2410 [1] DIAPHRAGM  
8. 1L-0509 [1] SCREW  
  8J-2564 [1] WASHER  
9. 8J-2396 [1] SPRING  
10. 8J-2416 [1] COVER  
11. 8J-2397 [1] COLLAR  
12. 4B-3057 [1] PIN  
  7H-9737 [1] COTTER PIN  
  C   INDICATES CHANGE
 

#SEBP14140491
 

3P-2800: WINCH AR

3P2800 WINCH AR
WINCH S/N 9GB1-UP
SEBP14140491 SEBP1414
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Parts for your 528 WHEEL SKIDDER:

Pos. Part No Qty Parts name Comments
   
   
  3P-4349 Y [1] WINCH GP  
   
  3P-7003 Y [1] CONTROL GP-WINCH  
   
  2Y-8284 [1] PLATE-SERIAL NUMBER  
    ON L.H. SIDE OF REAR CASE
  4B-4158 [4] DRIVE SCREW  
  Y   SEPARATE ILLUSTRATION
 

#SEBP14140492
 

3P-4349: WINCH GP-TOWING

3P4349 WINCH GP-PART 1 OF 7
WINCH S/N 9GB1-UP
8P0252-PAGE 177.09
PART OF 3P2800 WINCH
c527925 SEBP1414
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Parts for your 528 WHEEL SKIDDER:

Pos. Part No Qty Parts name Comments
1. 3P-5851 [1] SHAFT  
2. 9H-0223 [1] SEAL-LIP TYPE  
3. 6P-0791 [1] COVER AS  
  1F-1006 [2] DOWEL  
4. 8H-8175 [1] BEARING  
5. 3P-5858 [1] GASKET  
6. 3B-4617 [2] COTTER  
  4H-1394 [2] WASHER  
7. 0S-1571 [1] BOLT  
  5M-2894 [1] WASHER  
8. 3P-4300 [1] CASE-TRANSFER  
9. 7M-7260 B LIQUID GASKET  
10. 7S-8494 [1] LEVER AS  
  7S-8489 [1] DOWEL  
11. 3P-4302 [1] CASE AS-WINCH  
  3B-2225 [2] DOWEL  
12. 8H-8175 [1] BEARING  
13. 9S-4191 [1] PLUG-O-RING  
  3J-1907 [1] SEAL  
14. 6P-9548 [1] KNOB  
15. 0S-1588 [24] BOLT  
16. 3P-0713 [1] CAGE AS  
  3P-0712 [1] CAGE-BEARING  
  4B-9784 [1] BALL  
17. 3P-0714 [1] COVER  
18. 8P-0252 Y [1] SCREEN GP  
19. 1B-5174 [1] PLUG-PIPE  
20. 0S-1594 [14] BOLT  
21. 3B-4506 [38] LOCKWASHER  
  B   USE AS REQUIRED
  Y   SEPARATE ILLUSTRATION
 

#SEBP14140493
 

3P-4349: WINCH GP-TOWING

3P4349 WINCH GP-PART 2 OF 7
WINCH S/N 9GB1-UP
PART OF 3P2800 WINCH
c527926 SEBP1414
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Parts for your 528 WHEEL SKIDDER:

Pos. Part No Qty Parts name Comments
1. 6K-2430 [1] SEAL-LIP TYPE  
2. 1T-0765 [4] BOLT  
3. 7G-8767 C [1] CLAMP  
4. 3P-4194 [1] RETAINER  
5. 8P-3078 C [1] SPRING  
6. 030-0061 [1] CONE-ROLLER BEARING  
  030-0060 [1] CUP-ROLLER BEARING  
7. 2K-1383 [1] SEAL-LIP TYPE  
8. 0S-0484 [1] BOLT  
9. 2S-6408 C [1] WASHER-RETAINING  
10. 3P-4190 [1] CARRIER-RING  
11. 1T-0794 [1] RING-SEAL METAL  
12. 2J-0157 C [1] SEAL-O-RING  
13. 1A-0458 [11] BOLT  
  3B-4512 [11] LOCKWASHER  
14. 3P-0718 [1] JAW AS-CLUTCH  
15. 6F-4161 [1] DOWEL  
16. 3P-0716 [1] JAW-CLUTCH  
17. 3P-0772 [1] DRUM  
18. 3P-0746 [1] CAGE-BEARING  
19. 9W-0992 C [1] BODY AS-GAUGE  
  7M-8485 [1] SEAL-O-RING  
20. 8F-2021 [1] BALL BEARING  
21. 3P-0710 [1] HUB AS  
22. 6F-4161 [1] DOWEL  
23. 3P-0766 [1] SHAFT-DRUM  
24. 5P-6680 [1] RACE-BEARING-INNER  
25. 5P-0583 [1] RACE & ROLLER AS  
26. 3P-4192 [1] SPACER  
27. 0T-0102 C [1] BOLT  
28. 9S-4191 [1] PLUG-O-RING  
  3J-1907 [1] SEAL  
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP14140494
 

3P-4349: WINCH GP-TOWING

3P4349 WINCH GP-PART 3 OF 7
WINCH S/N 9GB1-UP
PART OF 3P2800 WINCH
c527927 SEBP1414
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Parts for your 528 WHEEL SKIDDER:

Pos. Part No Qty Parts name Comments
1. 1P-3934 [1] CUP-ROLLER BEARING  
  1P-3935 [1] CONE-ROLLER BEARING  
2. 3P-0741 [1] CARRIER-RING  
3. 9F-8477 [1] RING-METAL SEAL  
4. 9F-3788 [1] RING-METAL SEAL  
5. 5S-3676 C [1] SEAL-O-RING  
6. 6P-9545 [1] PLATE  
7. 6P-9546 [1] PLUG-FRICTION  
8. 6P-9547 [1] SPRING  
9. 9S-7949 [2] CUP-ROLLER BEARING  
  9S-7950 [2] CONE-ROLLER BEARING  
10. 5F-3106 C [1] SEAL-O-RING  
11. 0S-1591 [6] BOLT  
12. 3B-4506 [24] LOCKWASHER  
13. 3P-0722 [1] CAGE-BEARING  
  3P-0723 B [2] SHIM PACK 1.5MM(.062IN)THICK  
14. 2D-8009 [1] SEAL-O-RING  
15. 3P-4191 [1] SPACER  
16. 7S-3027 [2] RING-RETAINING  
17. 0S-1626 [11] BOLT  
18. 5S-7021 [1] BEARING  
19. 5S-7020 [1] RACE-BEARING-OUTER  
20. 2H-6489 [1] RACE-BEARING-OUTER  
21. 2H-6490 [1] BEARING-INNER  
22. 8H-8830 [1] RING-RETAINING  
23. 3P-0707 [1] SHAFT-BEVEL PINION  
24. 3P-0715 [1] GEAR (36 TEETH)  
25. 3P-0708 [1] GEAR-BEVEL (48 TEETH)  
26. 3P-0720 [1] CAGE-BEARING  
  3P-0721 B [2] SHIM PACK 1.5MM(.062IN)THICK  
27. 5M-7329 [1] SEAL-O-RING  
28. 0S-1588 [18] BOLT  
  B   USE AS REQUIRED
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP14140495
 

3P-4349: WINCH GP-TOWING

3P4349 WINCH GP-PART 4 OF 7
WINCH S/N 9GB1-UP
6P7252-PAGE 177.09
PART OF 3P2800 WINCH
c527928 SEBP1414
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Parts for your 528 WHEEL SKIDDER:

Pos. Part No Qty Parts name Comments
1. 6P-0270 [1] BLOCK  
2. 0S-1591 [1] BOLT  
3. 5K-9244 [2] ELBOW-FLARED  
4. 9S-7720 [1] ELBOW-FLARED  
5. 3P-6674 [1] TUBE AS  
6. 3P-6672 [1] TUBE AS  
7. 5K-9238 [2] CONNECTOR-FLARED  
8. 1H-8171 C [5] SEAL-O-RING  
9. 1T-0720 [2] BOLT-12 POINT HEAD  
10. 2H-3932 C [3] SEAL  
11. 2J-6274 [1] SEAL-O-RING  
12. 6P-7252 Y [1] VALVE GP  
13. 6K-6826 [1] ELBOW  
14. 3P-6670 [1] TUBE AS  
15. 6L-3616 [1] CONNECTOR-FLARED  
16. 5P-1198 BE TUBE  
17. 4B-8756 [4] NUT-FLARED  
18. 6P-7225 [1] TUBE AS  
19. 9L-8496 [1] TEE-INVERTER FLARED  
20. 5K-9246 [1] CONNECTOR-FLARED  
  B   USE AS REQUIRED
  C   CHANGE FROM PREVIOUS TYPE
  E   ORDER BY THE CENTIMETER
  Y   SEPARATE ILLUSTRATION
 

#SEBP14140496
 

3P-4349: WINCH GP-TOWING

3P4349 WINCH GP-PART 5 OF 7
WINCH S/N 9GB1-UP
PART OF 3P2800 WINCH
c527929 SEBP1414
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Parts for your 528 WHEEL SKIDDER:

Pos. Part No Qty Parts name Comments
1. 0S-1594 [4] BOLT  
2. 3B-4506 [21] LOCKWASHER  
3. 1A-2029 [9] BOLT  
4. 6P-6980 [1] COVER  
5. 9S-4191 [2] PLUG-O-RING  
  3J-1907 [2] SEAL  
6. 6P-7122 [1] CLIP  
7. 1C-0569 [1] BOLT  
8. 6P-7121 [1] SLEEVE  
9. 8M-8157 [2] SEAL  
10. 0S-1587 C [24] BOLT  
11. 3P-4934 [1] CAGE-BEARING  
12. 7H-7954 [8] BOLT  
13. 2D-8390 [1] PLUG-MAGNETIC  
  6F-4868 [1] GASKET  
14. 3P-4484 [1] CAGE-BEARING  
  3P-5917 CB [4] SHIM PACK .50MM(.020IN)THK  
15. 2Y-7359 C [1] BREATHER  
16. 8P-2330 [1] ADAPTER  
  0L-1124 [1] GASKET-PLUG  
17. 6K-6977 [1] CAP-OIL FILLER  
  4F-8843 [1] GASKET-CAP  
18. 8P-4285 C [2] SUPPORT  
19. 8P-4286 C [1] BAR  
20. 1D-4608 C [4] BOLT  
  3B-4512 C [4] LOCKWASHER  
  B   USE AS REQUIRED
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP14140497
 

3P-4349: WINCH GP-TOWING

3P4349 WINCH GP-PART 6 OF 7
WINCH S/N 9GB1-UP
PART OF 3P2800 WINCH
c527930 SEBP1414
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Parts for your 528 WHEEL SKIDDER:

Pos. Part No Qty Parts name Comments
1. 2S-3029 [1] BALL BEARING  
2. 7D-8225 [1] SEAL-RING  
3. 3P-9535 [1] PLATE  
4. 2D-1523 [1] RING-RETAINING  
5. 1P-9256 [11] PLATE-CLUTCH  
6. 6Y-7935 C [14] DISC-FRICTION  
7. 3P-4289 [2] GEAR-RING (57 TEETH)  
8. 3P-4583 [1] RING-SEAL (EXTERNAL)  
9. 3P-4582 [1] RING-SEAL (INTERNAL)  
10. 3P-2801 [1] HOUSING-CLUTCH  
11. 3P-4579 [1] GEAR (18 TEETH)  
  7F-8268 [2] SEAL-O-RING  
12. 7K-8877 [1] CONE-BEARING  
  7K-8876 [1] CUP-BEARING  
13. 3P-4618 [1] CARRIER-RING  
  9M-2008 [1] RING-METAL SEAL  
14. 0L-2070 [3] BOLT  
  1A-4784 [3] WASHER  
15. 3P-4586 [3] SPACER  
  9L-8896 [3] SPRING-GOVERNOR  
16. 3P-4426 [1] PISTON-CLUTCH  
17. 1P-9254 [5] RING-RETAINING  
18. 6P-6984 [1] PISTON  
  2P-3597 [1] RING-SEAL  
19. 5K-9235 [1] ELBOW-FLARED  
20. 0S-1585 [8] BOLT  
21. 6P-6992 [1] HOUSING AS  
22. 2H-2255 [3] DOWEL  
23. 0S-1594 [4] BOLT  
24. 6P-6982 [1] SHAFT AS  
  4B-9784 [1] BALL  
  1S-2199 [1] DOWEL  
25. 4F-2393 [1] BALL BEARING  
26. 3K-2559 [1] RING-RETAINING  
27. 5K-9244 [1] ELBOW-FLARED  
28. 6P-6993 [1] HUB AS  
  1S-3387 [3] DOWEL  
29. 5P-2495 [1] RING-RETAINING  
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP14140498
 

3P-4349: WINCH GP-TOWING

3P4349 WINCH GP-PART 7 OF 7
WINCH S/N 9GB1-UP
PART OF 3P2800 WINCH
c527931 SEBP1414
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Parts for your 528 WHEEL SKIDDER:

Pos. Part No Qty Parts name Comments
1. 7G-2595 C [1] HUB  
2. 1T-0787 [1] PLATE-SIDE  
3. 1T-0795 [3] RING-RETAINING  
4. 1T-0871 [1] CAM-FREEWHEEL  
5. 6P-6987 [1] GEAR-RING  
6. 6P-6988 [1] HUB-CLUTCH  
7. 6P-0356 [1] RING-SEAL  
8. 3B-1915 [8] BOLT  
9. 3P-4696 [1] PLATE  
10. 6P-0357 [1] RING-SEAL  
11. 6P-0551 [1] RETAINER  
12. 0L-1351 [3] BOLT  
13. 0S-1619 C [6] BOLT  
  5M-2894 C [6] WASHER  
14. 6P-6986 [1] MANIFOLD  
15. 1P-9252 [2] RING-SEAL  
16. 2M-3974 [1] RING-RETAINING  
17. 2K-6044 [1] BALL BEARING  
18. 6P-6994 [1] SPACER  
19. 7G-2596 C [1] RETAINER  
20. 3P-5024 [3] SPRING-DISC  
21. 3P-0734 [1] GEAR (50 TEETH)  
22. 1P-7544 [2] PLATE-REACTION  
23. 0S-1587 [8] BOLT  
24. 002-1212 [1] CUP-ROLLER BEARING  
  9W-6478 C [1] CONE-ROLLER BEARING  
25. 3P-4351 [1] SPACER  
26. 4B-4845 [1] PLUG  
27. 2H-3717 [1] BALL BEARING  
28. 3P-0738 [1] HUB-CLUTCH  
29. 9H-5548 [1] SEAL-O-RING  
30. 4H-9105 [1] SEAL-O-RING  
31. 7H-7107 [1] SEAL-LIP TYPE  
32. 3P-4360 [1] SHAFT  
33. 9M-1997 [1] BALL BEARING  
34. 3P-4220 [1] GEAR (30 TEETH)  
35. 1T-0680 [13] SPRING-FREEWHEEL  
36. 1T-0679 [13] ROLLER-FREEWHEEL  
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP14140499
 

6P-7252: VALVE GP

6P7252 VALVE GP--DRAG BRAKE
WINCH S/N 9GB1-UP
PART OF 3P4349 WINCH
c527556 SEBP1414
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Parts for your 528 WHEEL SKIDDER:

Pos. Part No Qty Parts name Comments
1. 6P-7175 [1] BODY AS  
2. 4B-9880 [2] BALL  
3. 9S-8004 [1] PLUG-O-RING  
4. 3J-1907 [1] SEAL  
5. 3P-6882 [1] SPRING  
6. 6P-7174 [1] SPOOL  
7. 7S-2787 [1] SLUG  
8. 2P-5807 [1] SCREW-RETAINING  
9. 6F-4855 [1] SEAL-O-RING  
 

Information:

Tool Operating Manual
4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}
4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}
Service Magazine

Caterpillar Parts SIS Catalog 528 :

Truck sale:

25.000 
USD $40,480 
CAT 528

EPJ Trading
Call 
1986 CAT 528

NORTHWEST TRACTOR PARTS
Boring, Oregon
Call 
1979 CAT 528

NORTHWEST TRACTOR PARTS
Boring, Oregon
 
 
CAT 528

NORTHWEST TRACTOR PARTS
Boring, Oregon