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3J2039 HYDRAULIC CYLINDER GROUP--6.50" x 33.50" Part of 3J2060 Bulldozer Conversion Group shown on Page 45 8A




HYDRAULIC SYSTEM

CYLINDER GP
 

#UE0344690090
 

3J-2039: HYDRAULIC CYLINDER GROUP

3J2039 HYDRAULIC CYLINDER GROUP--6.50" x 33.50"
Part of 3J2060 Bulldozer Conversion Group shown on Page 45
c87612 UE034469
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Parts for your 8A BULLDOZER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  2J-9325 [1] PACKING  
  3J-2035 [1] PISTON ASSEM.  
  3J-2040 [1] CYLINDER ASSEM.  
  2J-3247 [1] NUT  
  5F-3662 [1] COVER ASSEM.  
  2J-3077 [1] RETAINER  
  3J-5689 [1] BEARING ASSEM  
  3B-8489 [1] FITTING  
  5F-3663 [1] PIN  
  0V-0375 [3] BOLT  
  3B-4508 [3] LOCKWASHER  
  1J-8569 [4] INSERT  
  1J-8568 [2] PLUNGER  
    (PARTS OF PISTON ASSEM. 3J2035)
  0S-1608 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  3J-2038 [1] CONNECTOR  
  6F-6673 [1] SEAL  
  1A-1460 [1] BOLT  
  3B-4508 [1] LOCKWASHER  
  2J-3211 [1] PLATE ASSEM.  
  2J-3201 [1] BUSHING  
    (PART OF PLATE ASSEM. 2J3211)
  3J-2036 [1] RETAINER  
  2K-4472 [1] SEAL  
  2K-4473 [1] WASHER  
  2J-6363 [2] WASHER  
  2J-9328 [1] HEAD  
  1D-4625 [4] BOLT  
  3B-4514 [4] LOCKWASHER  
  1K-5593 [1] GLAND  
  0S-1585 [2] BOLT  
  3B-4508 [2] LOCKWASHER  
  0S-1587 [1] BOLT  
  3B-4508 [1] LOCKWASHER  
  5F-1177 [1] RETAINER(.50" THICK)  
  5F-1176 [1] RETAINER(.375" THICK)  
  5F-1178 [1] TRUNNION  
  3B-8489 [1] FITTING  
  2J-3272 [1] PIN  
  0L-1329 [3] BOLT  
  3B-4508 [3] LOCKWASHER  
  2J-3271 [1] PIN  
  2H-6473 [1] BEARING ASSEM.  
  2J-3244 [1] ROD  
  1K-6982 [1] SEAL  
  1K-7034 [3] SHIM  
  1K-7103 [2] SHIM  
  1K-7114 [1] PACKING  
 

#UE0344690091
 

2J-3894: HYDRAULIC TILTDOZER CYLINDER GROUP

2J3894 HYDRAULIC TILTDOZER CYLINDER GROUP
For D8 Tractors Serial No. 35A1-Up, 36A1-Up and 46A1-Up
c93119 UE034469
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Parts for your 8A BULLDOZER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  1J-2100 [1] RING  
  1H-5728 [1] SEAL  
  2J-2515 [1] PISTON  
  1J-2198 [1] PIN  
  1J-2194 [1] RING  
  1J-7123 [1] BUSHING  
    (PART OF CYLINDER ASSEM. 2J6778)
  2J-6778 [1] CYLINDER ASSEM.  
  1J-2145 [1] NUT  
  3H-0107 [1] RING  
  1J-3665 [2] RING  
  1J-2137 [2] PACKING  
  2J-6776 [1] TUBE ASSEM  
  0S-1594 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  1J-2175 [4] BOLT  
  3B-4518 [4] LOCKWASHER  
  1J-2152 [1] HEAD ASSEM.  
  2J-3895 [1] ROD ASSEM.  
  1J-7121 [1] BALLSTUD  
    (PART OF ROD ASSEM 2J3895)
  0S-1587 [4] BOLT  
  3B-4508 [4] LOCKWASHER  
  4J-8981 [1] SEAL  
  1J-2111 [1] RETAINER  
  1J-2149 [3] SHIM  
  1J-2148 [1] PACKING  
  1J-2200 [1] BUSHING  
    (PART OF HEAD ASSEM 1J2152)
  1J-2176 [1] RING  
  0S-1588 [10] BOLT  
  3B-4506 [10] LOCKWASHER  
  2K-0190 [4] FLANGE  
  5F-1678 [2] SEAL  
  1J-4012 [1] GUARD ASSEM.  
 

#UE0344690092
 

2J-3894: HYDRAULIC TILT DOZER CYLINDER GROUP

2J3894 HYDRAULIC TILT DOZER CYLINDER GROUP--8.25" BORE X 6" STROKE--TYPE 2
FOR D8 TRACTORS SERIAL NO. 35A1-UP, 36A1-UP AND 46A1-UP
c98362 UE034469
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Parts for your 8A BULLDOZER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  5J-5559 [2] SEAL ASSEM.  
  1H-5728 [1] SEAL  
  5J-5557 [1] PISTON  
  1J-2198 [1] PIN  
  1J-2194 [1] RING  
  1J-7123 [1] BUSHING  
    (PART OF CYLINDER ASSEM. 2J6778)
  2J-6778 [1] CYLINDER ASSEM.  
  1J-2145 [1] NUT  
  3H-0107 [1] RING  
  4J-7376 [1] RING  
  3R-3288 [1] TUBE ASSEM  
  0S-1594 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  1J-2112 [1] CONNECTION  
    (PART OF TUBE ASSEM. 3R3288)
  1J-2175 [4] BOLT  
  3B-4518 [4] LOCKWASHER  
  5J-5558 [1] HEAD  
  2J-3895 [1] ROD ASSEM  
  1J-7121 [1] BALLSTUD  
    (PART OF ROD ASSEM 2J3895)
  0S-1587 [4] BOLT  
  3B-4508 [4] LOCKWASHER  
  5J-7032 [1] WIPER  
  5J-7031 [1] RETAINER  
  1J-2149 [3] SHIM  
  1J-2148 [1] PACKING  
  1J-2176 [1] RING  
  2J-0744 [1] RING (LEATHER)  
  0S-1588 [10] BOLT  
  3B-4506 [10] LOCKWASHER  
  2K-0190 [4] FLANGE  
  5F-1678 [2] SEAL  
  1J-4012 [1] GUARD ASSEM  
 

#UE0344690093
 

5J-9464: CYLINDER SUPPORT GROUP

5J9464 CYLINDER SUPPORT GROUP--FIELD INSTALLATION--REPLACES 5J2519
EFFECTIVE WITH 8A, 8S AND 8U BULLDOZER SERIAL NO. 28E1-UP, 29E1-UP AND 30E1-UP
FOR USE WITH HYDRAULIC CONTROL. FOR D8 TRACTORS SERIAL NO. 35A1-UP, 36A1-UP AND 46A1-UP
c96651 UE034469
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Parts for your 8A BULLDOZER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3B-2968 [8] BOLT  
2. 3B-4512 [8] LOCKWASHER  
3. [8] BOLT  
4. 1B-4332 [4] NUT  
5. 9H-1031 [12] WASHER  
6. 0S-1591 [2] BOLT  
7. 1D-4717 [2] NUT  
8. 3B-4506 [2] LOCKWASHER  
9. 5J-5338 [1] TUBE ASSEM.  
10. 5J-7231 [1] BRACKET ASSEM.  
11. 4F-8503 [2] PLUG  
12. 3J-1988 [2] BEARING  
13. 3J-1987 [2] BEARING  
    (Parts of Tube Assem. 5J5338)
14. 3B-8486 [4] FITTING  
15. 5J-0751 [2] BRACKET ASSEM.  
16. 5J-5114 [2] YOKE  
17. 3B-8489 [4] FITTING  
18. 5J-1183 [4] CAP  
19. 3J-2116 [1] PLATE (Left Hand)  
20. 0S-1566 [8] BOLT  
21. 3B-4510 [8] LOCKWASHER  
22. 5J-5118 [2] PLATE  
23. 5J-5120 [2] PIN  
24. 3J-1984 [2] SEAL  
25. 3J-2115 [1] PLATE (Right Hand)  
26. 1A-2029 [4] BOLT  
27. 4J-5130 [2] BRACKET  
28. 5J-1184 [8] BEARING  
 

#UE0344690094
 

2J-3894: HYDRAULIC TILT DOZER CYLINDER GROUP

2J3894 HYDRAULIC TILT DOZER CYLINDER GROUP--8.25" Bore x 6" Stroke--Type 3
For D8 Tractors Serial No. 35A1 to 35A776 inclusive, 36A1-Up and 46A1-Up
c120103 UE034469
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Parts for your 8A BULLDOZER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  5J-5559 [2] SEAL ASSEM.  
  1H-5728 [1] SEAL  
  5J-5557 [1] PISTON  
  1J-2198 [1] PIN  
  1J-2194 [1] RING  
  1J-7123 [1] BUSHING  
    (PART OF CYLINDER ASSEM. 2J6778)
  2J-6778 [1] CYLINDER ASSEM  
  1J-2145 [1] NUT  
  3H-0107 [1] RING  
  4J-7376 [1] RING  
  3R-3288 [1] TUBE ASSEM.  
  0S-1594 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  1J-2112 [1] CONNECTION  
    (PART OF TUBE ASSEM. 3R3288)
  1J-2175 [4] BOLT  
  3B-4518 [4] LOCKWASHER  
  5J-5558 [1] HEAD  
  6J-1431 C [1] ROD ASSEM.  
  5F-2401 [1] NUT  
    (PART OF ROD ASSEM. 6J1431)
  6J-1433 [1] BALLSTUD  
  2J-2547 [1] CAP  
    (PARTS OF ROD ASSEM. 6J1431)
  0S-1587 [4] BOLT  
  3B-4508 [4] LOCKWASHER  
  5J-7032 [1] WIPER  
  5J-7031 [1] RETAINER  
  1J-2149 [3] SHIM  
  1J-2148 [1] PACKING  
  1J-2176 [1] RING  
  2J-0744 [1] RING (LEATHER)  
  0S-1588 [10] BOLT  
  3B-4506 [10] LOCKWASHER  
  2K-0190 [4] FLANGE  
  5F-1678 [2] SEAL  
  1J-4012 [1] GUARD ASSEM.  
  C   INDICATES CHANGE FROM PREVIOUS
 

#UE0344690095
 

3J-2060: BULLDOZER CONVERSION GROUP

3J2060 BULLDOZER CONVERSION GROUP
For use with Hydraulic Control
For D8 Tractors Serial No. 35A1-Up, 36A1-Up and 46A1-Up
3J2039 Hydraulic Cylinder Group parts are shown on Page 43
c80621 UE034469
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Parts for your 8A BULLDOZER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  2J-3207 [2] PIN  
    (1 IN EACH SUPPORT ASSEM. 3J2131 & 3J2132)
  3J-2119 [2] TRUNNION  
  3J-2118 [2] BEARING  
    (1 OF EACH IN EACH SUPPORT ASSEM. 3J2131 & 3J2132)
  3J-3174 [2] PLATE  
    (1 IN EACH SUPPORT ASSEM. 3J2131 & 3J2132)
  3J-2145 [1] STIFFENER (R.H.)  
  3J-2146 [1] STIFFENER (L.H.)  
  2J-6089 [1] SPRING  
    (FOR HYDRAULIC CONTROL RELIEF VALVE)
  3J-2039 Y [2] CYLINDER GROUP  
    (SEE SEPARATE ILLUSTRATION FOR PARTS)
  3J-2131 [1] SUPPORT ASSEM.  
    (R.H.)
  3J-2132 [1] SUPPORT ASSEM.  
    (L.H.)
  Y   SEPARATE ILLUSTRATION
 

#UE0344690096
 

3J-1989: CYLINDER SUPPORT GROUP

3J1989 CYLINDER SUPPORT GROUP--First Type
Effective with No. 8A, No. 8S and No. 8U Bulldozer Serial No. 28E1-Up, 29E1-Up and
30E1-Up. For use with Hydraulic Control
For D8 Tractors Serial No. 35A1-Up, 36A1-Up and 46A1-Up
c81156 UE034469
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Parts for your 8A BULLDOZER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  3J-1977 [1] TUBE ASSEM.  
  3B-8489 [4] FITTING  
  0S-1591 [2] BOLT  
  1D-4717 [2] NUT  
  3B-4506 [2] LOCKWASHER  
  2J-5917 [1] BRACKET ASSEM.  
  3J-1987 [2] BEARING  
    (PART OF TUBE ASSEM. 3J1977)
  3J-1984 [2] SEAL  
  3J-2117 [2] BRACKET  
  1D-4626 [4] BOLT  
  3B-4514 [4] LOCKWASHER  
  1A-2029 [4] BOLT  
  3J-1986 [2] YOKE  
  3J-1979 [4] CAP  
  3J-2116 [1] PLATE (L.H.)  
  3J-2115 [1] PLATE (R.H.)  
  3B-2968 [8] BOLT  
  3B-4512 [8] LOCKWASHER  
  3J-2217 [8] BEARING  
  3J-1988 [2] BEARING  
    (PART OF TUBE ASSEM. 3J1977)
 

#UE0344690097
 

3J-1989: CYLINDER SUPPORT GROUP

3J1989 CYLINDER SUPPORT GROUP--Second Type
Effective with No. 8A, No. 8S and No. 8U Bulldozer Serial No. 28E1-Up, 29E1-Up and
30E1-Up. For use with Hydraulic Control
For D8 Tractors Serial No. 35A1-Up, 36A1-Up and 46A1-Up
c81157 UE034469
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Parts for your 8A BULLDOZER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  3J-1977 [1] TUBE ASSEM.  
  3B-8489 [4] FITTING  
  0S-1591 [2] BOLT  
  1D-4717 [2] NUT  
  3B-4506 [2] LOCKWASHER  
  2J-5917 [1] BRACKET ASSEM.  
  3J-1987 [2] BEARING  
    (PART OF TUBE ASSEM. 3J1977)
  3J-1984 [2] SEAL  
  3J-2117 [2] BRACKET  
  1D-4626 [4] BOLT  
  3B-4514 [4] LOCKWASHER  
  1A-2029 [4] BOLT  
  3J-1986 [2] YOKE  
  3J-4926 [8] BEARING  
  3B-8489 [4] FITTING  
  3J-2116 [1] PLATE (L.H.)  
  3J-2115 [1] PLATE (R.H.)  
  3B-2968 [8] BOLT  
  3B-4512 [8] LOCKWASHER  
  3J-1979 [1] CAP  
  3J-1988 [2] BEARING  
    (PART OF TUBE ASSEM. 3J1977)
 

#UE0344690098
 

3J-1989: CYLINDER SUPPORT GROUP

3J1989 CYLINDER SUPPORT GROUP--Third Type
Effective with No. 8A, No. 8S and No. 8U Bulldozer Serial No. 28E1-Up, 29E1-Up and
30E1-Up. For use with Hydraulic Control
For D8 Tractors Serial No. 35A1-Up, 36A1-Up and 46A1-Up
c80546 UE034469
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Parts for your 8A BULLDOZER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  3J-1977 [1] TUBE ASSEM.  
  3B-8489 [4] FITTING  
  0S-1591 [2] BOLT  
  1D-4717 [2] NUT  
  3B-4506 [2] LOCKWASHER  
  2J-5917 [1] BRACKET ASSEM.  
  3J-1987 [2] BEARING  
    (PART OF TUBE ASSEM. 3J1977)
  3J-1984 [2] SEAL  
  3J-9329 [2] BRACKET  
  [4] BOLT  
  9H-1031 [4] WASHER  
  1A-2029 [4] BOLT  
  3J-1986 [2] YOKE  
  3J-4926 [8] BEARING  
  3B-8489 [4] FITTING  
  3J-2116 [1] PLATE (LEFT HAND)  
  3J-2115 [1] PLATE (RIGHT HAND)  
  3B-2968 [8] BOLT  
  3B-4512 [8] LOCKWASHER  
  3J-1979 [1] CAP  
  3J-1988 [2] BEARING  
    (PART OF TUBE ASSEM. 3J1977)
 

#UE0344690099
 

3J-1989: CYLINDER SUPPORT GROUP

3J1989 CYLINDER SUPPORT GROUP--Fourth Type
Effective with No. 8A, No. 8S and No. 8U Bulldozer Serial No. 28E1-Up, 29E1-Up and
30E1-Up. For use with Hydraulic Control
For D8 Tractors Serial No. 35A1 to 35A776 inclusive, 36A1-Up and 46A1-Up
c91674 UE034469
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Parts for your 8A BULLDOZER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  3B-2968 [8] BOLT  
  3B-4512 [8] LOCKWASHER  
  5J-1183 [4] CAP  
  5J-1184 [8] BEARING  
  5J-1182 [2] YOKE  
  [4] BOLT  
  1B-4332 [4] NUT  
  9H-1031 [8] WASHER  
  5J-0751 [2] BRACKET ASSEM.  
  0S-1591 [2] BOLT  
  1D-4717 [2] NUT  
  3B-4506 [2] LOCKWASHER  
  [4] BOLT  
  9H-1031 [4] WASHER  
  1A-2029 [4] BOLT  
  4J-5130 [2] BRACKET  
  3J-2116 [1] PLATE (LEFT HAND)  
  3J-2115 [1] PLATE (RIGHT HAND)  
  4J-5135 [1] TUBE ASSEM.  
  3B-8486 [4] FITTING  
  3J-1988 [2] BEARING  
  3J-1987 [2] BEARING  
    (PARTS OF TUBE ASSEM. 4J5135)
  3J-1984 [2] SEAL  
  3B-8489 [4] FITTING  
 

Information:

Information Release Memo
PRODUCT LINE ADDITIONS: REMANUFACTURED CYLINDERS AND RODS
PRODUCT LINE ADDITIONS: REMANUFACTURED CYLINDERS AND RODS
Service Magazine

Caterpillar Parts SIS Catalog 8A :

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