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8J6773 PISTON MOTOR GROUP--Link--Part 2 of 2 Serial No. 64R265-Up. Also part of 8K2631 Swing Motor Lines Group shown on Page 62 Note: Two required for propelling track and one required for actuating swing 235


HYDRAULIC SYSTEM
MOTOR GP
PUMP GP
PLATE GP-HYDRAULIC BLOCKING
PUMP GP
VALVE GP-COMBINER & RELIEF
LINES GP-SWING
VALVE GP-RELIEF
LINES GP-TRAVEL MOTOR


HYDRAULIC SYSTEM

MOTOR GP
 

#UEH0887S0130
 

8J-6773: MOTOR GP-PISTON-LINK

8J6773 PISTON MOTOR GROUP--Link--Part 2 of 2
Serial No. 64R265-Up. Also part of 8K2631 Swing Motor Lines Group shown on Page 62
Note: Two required for propelling track and one required for actuating swing
c160124 UEH0887S
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Parts for your 235 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8J-6280 [1] PLATE  
2. 8J-6856 [1] DOWEL  
3. 7F-8267 [1] SEAL  
4. 8J-6235 [1] JOINT ASSEM.  
    (Includes)
  2R-1256 [2] RING  
5. 8J-6244 [1] RACE AND ROLLER ASSEM. (outer)  
  8J-6243 [1] RACE (inner)  
6. 9J-8052 C [1] RETAINER  
7. 6J-7846 [3] RACE  
8. 8J-6234 [1] SHAFT  
9. 3S-6867 [1] BEARING  
10. 6J-7855 [2] RING  
11. 6J-8712 [1] WASHER ASSEM.  
    (Includes)
12. 4S-6525 [1] DOWEL  
13. 6J-7857 [1] BOLT  
  8J-6236 [1] LOCK  
14. 8J-6781 [1] TUBE ASSEM.  
15. 8J-6241 [1] SPRING  
16. 8J-6274 [1] RING  
17. 8J-6324 [9] PISTON  
18. 8J-6276 [9] RETAINER  
19. 6J-7836 [9] RING  
20. 8J-6699 [1] BARREL  
21. 6J-7854 C [1] RING  
22. 6J-8439 [9] LINK  
23. 8J-6273 [9] RING  
24. 8J-6240 [9] RETAINER  
  C   INDICATES CHANGE
 

#UEH0887S0131
 

8J-5615: GEAR PUMP GROUP

8J5615 GEAR PUMP GROUP
Serial No. 64R1 to 64R417 inclusive
c118673 UEH0887S
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Parts for your 235 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7J-4625 [8] STUD  
2. 8H-5724 [8] NUT  
3. 6J-2391 [8] WASHER  
    THE FOLLOWING REPAIR KITS ARE AVAILABLE:
  8J-9239 [1] KIT (Seal)  
    (Includes Seals, Plates & Retainer)
  8J-9420 [1] KIT (Gear Pump-Rear)  
  8J-9421 [1] KIT (Gear Pump-Front)  
 

#UEH0887S0132
 

8K-3570: PLATE GP-HYDRAULIC BLOCKING

8K3570 HYDRAULIC BLOCKING PLATE GROUP
Only separate parts serviced
UEH0887S0132 UEH0887S
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Parts for your 235 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  9S-8092 [1] BLOCKING PLATE ASSEMBLY  
  9S-8093 [1] BLOCKING PLATE ASSEMBLY  
  9S-8094 [1] BLOCKING PLATE ASSEMBLY  
  4F-7391 [1] SEAL  
  4F-7952 [1] SEAL  
  7F-8267 [1] SEAL  
 

#UEH0887S0133
 

3G-1686: PUMP GP-GEAR

3G1686 GEAR PUMP GROUP
Serial No. 64R418-Up
c161676 UEH0887S
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Parts for your 235 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7H-0974 [8] STUD  
2. 8H-5724 [8] NUT  
3. 6J-2391 [8] WASHER  
4. 7J-4772 [1] COUPLING  
  5S-1522 [1] RING  
5. 9J-5654 [2] SEAL  
6. 3G-1280 [1] SPACER  
7. 9J-9841 [1] PLUG  
    THE FOLLOWING REPAIR KITS ARE AVAILABLE:
  8J-9239 [1] KIT (seal)  
    (Includes Seals, Plates, & Retainer)
  8J-9420 [1] KIT (Gear-Pump-Rear)  
  3G-1858 [1] KIT (Gear Pump-Front)  
 

#UEH0887S0134
 

8J-8921: VALVE GP-COMBINER & RELIEF

8J8921 COMBINER AND RELIEF VALVE GROUP
Part of 8K2631 Swing Motor Lines Group shown on Page 62. 8J9357 Valve parts
are shown on Page 63
c203959 UEH0887S
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Parts for your 235 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1J-8960 [2] SPRING  
2. 8J-8908 C [1] VALVE GP  
3. 9S-8010 [2] PLUG-O-RING  
  2S-4078 [2] SEAL-O-RING  
4. 8J-9357 Y [1] VALVE GP-RELIEF  
5. 9S-8005 [1] PLUG-O-RING  
  3K-0360 [1] SEAL-O-RING  
  C   CHANGE FROM PREVIOUS TYPE
  Y   SEPARATE ILLUSTRATION
 

#UEH0887S0135
 

8K-2631: LINES GP-SWING MOTOR

SWING MOTOR LINES (8K2631 N/S)
8J6773 Motor and 8J8921 Valve parts are shown on Pages 58, 59 and 61
c148586 UEH0887S
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Parts for your 235 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1D-4556 [8] BOLT  
2. 3B-4507 [16] LOCKWASHER  
3. 1P-3704 [4] SEAL  
4. 8J-6773 Y [1] MOTOR GROUP  
    (Separate Illustration)
5. 1V-1387 [1] TUBE ASSEM.  
6. 9S-4181 [1] PLUG  
  7M-8485 [1] SEAL  
7. 1V-1389 [1] TUBE ASSEM.  
8. 9S-4181 [1] PLUG  
  7M-8485 [1] SEAL  
9. 0T-0768 [24] BOLT  
10. 8J-8921 Y [1] VALVE GROUP  
    (Separate Illustration)
11. 1P-5766 [8] FLANGE  
12. 8K-2775 [2] HOSE ASSEM.  
13. 1P-3703 [4] SEAL  
14. 0S-1585 [7] BOLT  
  3B-4508 [7] LOCKWASHER  
15. 2M-0849 [3] WASHER  
16. 1V-1388 [1] SUPPORT ASSEM.  
17. 4N-3641 [1] HOSE ASSEM. (36 in. long)  
18. 1D-4609 [4] BOLT  
  3B-4512 [4] LOCKWASHER  
19. 030-7950 [1] ELBOW  
  3D-2824 [1] SEAL  
20. 4B-4279 C [16] WASHER  
21. 3R-9704 C [1] ELBOW  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#UEH0887S0136
 

8J-9357: VALVE GP-RELIEF

8J9357 RELIEF VALVE GROUP
Part of 8J8921 Combiner and Relief Valve Group shown on Page 61
c118130 UEH0887S
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Parts for your 235 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9S-8002 [2] PLUG  
  3J-7354 [2] SEAL  
2. 5J-2437 [1] BODY GROUP  
3. 5J-3237 [1] STOP  
4. 4J-5309 [1] SEAL  
5. 4J-0519 [1] SEAL  
6. 5J-0901 [1] VALVE  
7. 5J-0704 [1] BODY ASSEM.  
8. 2J-0075 [1] SPRING  
9. 4J-0523 [1] SEAL  
10. 3J-3435 [1] BODY GROUP  
11. 4J-5573 [1] SEAL  
12. 8S-9089 [1] BOLT  
  3B-4508 [2] LOCKWASHER  
13. 4J-0522 [1] SEAL  
14. 8F-9206 [1] SEAL  
15. 3B-1915 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
16. 5J-4571 [1] SPRING  
17. 5J-2722 [1] SHIM (.048 in. thick)  
  5J-2721 [12] SHIM (.005 in. thick)  
 

#UEH0887S0137
 

8K-2632: TRACK MOTOR LINES GROUP

8K2632 TRACK MOTOR LINES GROUP--Part 1 of 3
Serial No. 64R1 to 64R332 inclusive
8J7231 Swivel parts are shown on Page 67
c203971 UEH0887S
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Parts for your 235 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 030-7948 [2] ELBOW  
2. 9K-3529 [1] TUBE ASSEM.  
3. 9K-3540 [3] CLIP  
4. 0S-1594 [8] BOLT  
5. 4J-8265 [12] NUT  
6. 5M-2894 [20] WASHER  
7. 8K-3959 [2] ANGLE  
8. 0S-1591 [4] BOLT  
9. 8K-4805 [2] ANGLE ASSEM.  
  9F-2978 [3] NUT (weld)  
10. 0S-1588 [4] BOLT  
11. 1P-3703 [8] SEAL  
12. 8K-1974 [4] CLAMP  
13. 0L-1352 [2] BOLT  
14. 9K-3527 [1] TUBE ASSEM.  
15. 8M-0505 [1] CONNECTOR  
16. 3K-0360 [3] SEAL  
17. 2B-0947 [8] BOLT  
  3B-4508 [8] LOCKWASHER  
18. 2V-0286 [1] HOSE ASSEM.  
20. 1P-3704 [4] SEAL  
21. 2V-0287 [1] HOSE ASSEM.  
23. 0T-0768 [32] BOLT  
  4B-4279 [32] WASHER  
24. 3B-4507 [16] LOCKWASHER  
25. 8J-7231 Y [1] SWIVEL GROUP  
    (Separate Illustration)
26. 8K-3843 [1] PLATE ASSEM.  
27. 2V-0289 [1] HOSE ASSEM.  
28. 2V-0288 [1] HOSE ASSEM.  
31. 7J-7187 [1] CONNECTOR  
  4K-1388 [1] SEAL  
32. 9K-3533 [1] TUBE ASSEM.  
33. 9K-3536 [1] BRACKET ASSEM.  
34. 9F-2978 [2] NUT  
35. 9K-3535 [1] TUBE ASSEM.  
36. 9K-3530 [1] TUBE ASSEM.  
37. 2R-6276 [2] CONNECTOR  
  3D-2824 [2] SEAL  
38. 9K-3534 [1] TUBE ASSEM.  
39. 1P-5766 [16] FLANGE  
40. 8K-4908 [4] MANIFOLD  
41. 4F-5192 [16] BOLT  
  Y   SEPARATE ILLUSTRATION
 

#UEH0887S0138
 

8K-2632: TRACK MOTOR LINES GROUP

8K2632 TRACK MOTOR LINES GROUP--Part 2 of 3
Serial No. 64R1 to 64R332 inclusive
8J2601 Valve parts are shown on Page 68
c207101 UEH0887S
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Parts for your 235 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0T-0319 [36] BOLT  
2. 3B-4507 [26] LOCKWASHER  
3. 1V-2193 [1] TUBE ASSEM.  
4. 1P-3704 [10] SEAL  
5. 1V-2192 [1] TUBE ASSEM.  
6. 1P-5761 [6] FLANGE  
7. 1V-2186 [1] TUBE ASSEM.  
8. 1H-2415 [4] BOLT  
9. 3B-4508 [4] LOCKWASHER  
10. 8K-3842 [1] ARM  
11. 1D-4719 [2] NUT  
12. 2V-0795 C [1] TUBE ASSEM.  
13. 8J-2601 Y [1] VALVE GROUP (track brake)  
    (Separate Illustration)
14. 005-4173 [1] ELBOW  
  2M-9780 [1] SEAL  
15. 9K-9855 [1] TUBE ASSEM.  
16. 5P-0931 [1] TEE  
  067-6684 C [1] REDUCER  
  1P-0043 [1] NUT  
17. 8K-3871 [1] TUBE ASSEM.  
18. 3R-2704 [1] UNION  
19. 0S-1595 [12] BOLT  
20. 0S-1587 [1] BOLT  
21. 2H-3788 [11] NUT  
  2M-0849 [11] WASHER  
22. 1V-2183 [5] CLAMP  
23. 1V-2185 [1] TUBE ASSEM.  
24. 8K-3829 [1] ANGLE  
25. 1V-2194 [1] TUBE ASSEM.  
26. 8K-3856 [1] TUBE ASSEM.  
27. 6K-5535 C [2] CLIP  
  6K-5536 [2] BRACKET  
28. 1D-4556 [2] BOLT  
29. 4B-4279 [12] WASHER  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#UEH0887S0139
 

8K-2632: TRACK MOTOR LINES GROUP

8K2632 TRACK MOTOR LINES GROUP--Part 3 of 3
Serial No. 64R1 to 64R332 inclusive
c207102 UEH0887S
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Parts for your 235 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1P-5761 [2] FLANGE  
2. 0T-0319 [12] BOLT  
3. 7K-4129 [1] UNION  
4. 8K-3940 [1] TUBE ASSEM.  
5. 8B-6127 [3] CLIP  
6. 1B-3057 [3] CLIP  
7. 8K-3935 [1] ANGLE  
8. 0S-1595 [2] BOLT  
9. 3B-4508 [2] LOCKWASHER  
10. 2M-0849 [2] WASHER  
11. 0S-1588 [5] BOLT 1.25 in. (3.18 cm) long  
12. 4J-8265 [5] NUT  
13. 5M-2894 [8] WASHER  
14. 8K-3933 [1] TUBE ASSEM.  
15. 8K-2377 [1] ELBOW  
  4K-1388 [1] SEAL  
16. 030-7948 [1] ELBOW  
17. 3K-0360 [1] SEAL  
18. 8K-3939 [1] TUBE ASSEM.  
19. 2R-6806 [1] CONNECTOR  
20. 3J-1907 [2] SEAL  
21. 6K-5291 C [2] CLIP  
  6K-5290 [2] BRACKET  
22. 8K-3870 [1] TUBE ASSEM.  
23. 1P-3704 [2] SEAL  
24. 9S-7739 [1] UNION  
25. 8K-3938 [1] TUBE ASSEM.  
26. 030-7947 [1] ELBOW  
27. 8K-3932 [1] ANGLE  
28. 0S-1594 [1] BOLT 1 in. (2.54 cm) long  
  3B-4506 [1] LOCKWASHER  
29. 8K-3934 [1] TUBE ASSEM.  
30. 3B-4507 [8] LOCKWASHER  
31. 4B-4279 [4] WASHER  
  C   INDICATES CHANGE
 

Information:

Special Instruction
Installation Of 3G3843 Motor Group{5058}
Installation Of 3G3843 Motor Group{5058}
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Test Specifications for Vane Cartridges{0784, 5058, 5070}
Test Specifications for Vane Cartridges{0784, 5058, 5070}
Specifications
Track &amp; Swing Motors<BR> (8J6773)
235 EXCAVATOR HYDRAULIC SYSTEM
Track &amp; Swing Motors<BR> (4T3068)
235 EXCAVATOR HYDRAULIC SYSTEM
Track Motor (9T1208)
SUPPLEMENT FOR HYDRAULIC TRACK MOTOR
Swing Motor And Track Motors<BR> (8J6773)
235 FRONT SHOVEL HYDRAULIC SYSTEM
Tool Operating Manual
Replacing Sleeve Bearings in Tyrone Gear Pumps and Motors (Used on Series 7 and 8, Iron and Aluminum Housings){0738, 5061, 5073, 7551}
Replacing Sleeve Bearings in Tyrone Gear Pumps and Motors (Used on Series 7 and 8, Iron and Aluminum Housings){0738, 5061, 5073, 7551}
Reuse And Salvage Guidelines
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 9, 10, and 11) {5061, 506G, 5073}
Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 9, 10, and 11) {5061, 506G, 5073}
Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 1, 2, and 3) {5061, 5073}
Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 1, 2, and 3) {5061, 5073}
Universal Joint Assemblies For Hydraulic Link Motors In 943-973 Track Loaders, 225-245B Excavators, 235 and 245 Front Shovels, and227 Loggers{0599, 3251, 4351, 5058}
Universal Joint Assemblies For Hydraulic Link Motors In 943-973 Track Loaders, 225-245B Excavators, 235 and 245 Front Shovels, and227 Loggers{0599, 3251, 4351, 5058}
General Reuse and Salvage Guideline for Hydraulic Piston Pumps and Motors {5058, 5070}
General Reuse and Salvage Guideline for Hydraulic Piston Pumps and Motors {5058, 5070}
Bench Test Procedures
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Disassembly and Assembly
Track Motors
SUPPLEMENT FOR HYDRAULIC TRACK MOTOR
Motors
235 EXCAVATOR VEHICLE SYSTEMS
Swing Motor
235 EXCAVATOR VEHICLE SYSTEMS
Track Motors
235 EXCAVATOR VEHICLE SYSTEMS
Service Magazine

Caterpillar Parts SIS Catalog 235 :

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