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5J9709 CYLINDER AND VALVE GROUP--R.H.--Type 1 Effective with 8A, 8R, 8S & 8U Bulldozer Serial No. 28E7291-Up, 43K1-Up, 44K1-Up and 45K1-Up For D8 Tractors Serial No. 36A5106-Up and 46A19392-Up. 5J9708 Cylinder and 6J608 Valve parts are shown on Pages 28B and 30 8U


HYDRAULIC SYSTEM
CYLINDER GP
VALVE GP
CYLINDER GP

BULLDOZER 8U BULLDOZER 20F
 8A, 8C, 8R, 8S & 8U BULLDOZERS 20F00001-UP UEG0063S 8U 20F   (1970)

HYDRAULIC SYSTEM

CYLINDER GP
CYLINDER AND VALVE GROUP--L.H.
5J-9380 CYLINDER AND VALVE GROUP--L.H.
CYLINDER AND VALVE GROUP--L.H.
9S-6186 CYLINDER AND VALVE GROUP--L.H.
VALVE & CYLINDER GP
5J-9709 VALVE & CYLINDER GP
VALVE & CYLINDER GP
5J-9709 VALVE & CYLINDER GP
VALVE & CYLINDER GP
5J-9709 VALVE & CYLINDER GP
CYLINDER GP-LIFT
5J-9708 CYLINDER GP-LIFT
 

#UEG0063S0070
 

5J-9709: VALVE & CYLINDER GP

5J9709 CYLINDER AND VALVE GROUP--R.H.--Type 1
Effective with 8A, 8R, 8S & 8U Bulldozer Serial No. 28E7291-Up, 43K1-Up, 44K1-Up and 45K1-Up
For D8 Tractors Serial No. 36A5106-Up and 46A19392-Up. 5J9708 Cylinder and 6J608 Valve
parts are shown on Pages 28B and 30
c112369 UEG0063S
5J9709 VALVE & CYLINDER GP Parts scheme
  For full view, you need register

Parts for your 8U BULLDOZER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6J-0608 Y [1] VALVE GROUP  
    (See Separate Illustration)
2. 0S-1585 [2] BOLT  
3. 3B-4508 [8] LOCKWASHER  
4. 0S-1588 [8] BOLT  
5. 3B-4506 [12] LOCKWASHER  
6. 2K-0190 [4] FLANGE  
7. 5J-9707 [1] TUBE ASSEM.  
  5J-1356 [1] SEAL (1.047" Inside Diameter)  
  5J-1359 [1] SEAL (2.047" Inside Diameter)  
8. 0L-1143 [2] BOLT (2.50" long)  
9. 0S-1591 [2] BOLT (1.50" long)  
10. 6H-1717 [1] BOLT  
  4B-4280 [1] WASHER  
11. 5J-9708 Y [1] CYLINDER GROUP  
    (See Separate Illustration)
12. 5J-9705 [1] TUBE ASSEM.  
  9S-4191 [1] PLUG  
  3J-1907 [1] SEAL  
13. 5J-1357 [2] SEAL (1.297" Inside Diameter)  
  5J-1358 [1] SEAL (1.547" Inside Diameter)  
14. 1A-1460 [2] BOLT (2" long)  
15. 0L-1329 [3] BOLT (3" long)  
  Y   SEPARATE ILLUSTRATION
 

#UEG0063S0071
 

5J-9709: VALVE & CYLINDER GP

5J9709 CYLINDER AND VALVE GROUP--R.H.--Type 2
8A, 8R, 8S and 8U Bulldozer Serial No. 28E7291-Up, 43K1-Up, 44K1-Up and 45K1-Up
For D8 Tractors Serial No. 36A5106-Up and 46A19392-Up. 5J9708 Cylinder and 6J608
Valve parts are shown on Pages 28B and 30
c208898 UEG0063S
5J9709 VALVE & CYLINDER GP Parts scheme
  For full view, you need register

Parts for your 8U BULLDOZER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6J-0608 Y [1] VALVE GROUP  
    (Separate Illustration)
2. 0S-1585 [2] BOLT  
3. 3B-4508 [8] LOCKWASHER  
4. 0S-1588 [8] BOLT  
  4B-4278 C [8] WASHER  
5. 3B-4506 [4] LOCKWASHER  
6. 1P-4576 [4] FLANGE  
7. 5J-9707 [1] TUBE ASSEM.  
  6J-3600 [1] SEAL 2.66 cm(1.047 in.)I.D.  
  6J-3800 [1] SEAL 5.2 cm(2.047 in.)I.D.  
8. 0L-1143 [2] BOLT 6.35 cm(2.50 in.)long  
9. 0S-1591 [2] BOLT 3.81 cm(1.50 in.)long  
10. 6H-1717 [1] BOLT  
  4B-4280 [1] WASHER  
11. 5J-9708 Y [1] CYLINDER GROUP  
    (Separate Illustration)
12. 5J-9705 [1] TUBE ASSEM.  
    (Includes)
13. 6P-3077 C [1] PLATE  
14. 6J-3625 [2] SEAL 3.29 cm(1.297 in.)long  
  6J-3650 [1] SEAL 3.93 cm(1.547 in.)long  
15. 1A-1460 [2] BOLT 5.08 cm(2 in.)long  
16. 0L-1329 [3] BOLT 7.62 cm(3 in.)long  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#UEG0063S0072
 

5J-9709: VALVE & CYLINDER GP

5J9709 CYLINDER AND VALVE GROUP--R.H.
8S and 8U Bulldozer Serial No. 69E1-Up and 20F1-Up. For D8 Tractors Serial No.
36A5106-Up and 46A19392-Up. 5J9708 Cylinder and 6J608 Valve parts are shown
on Pages 28B & 30
j5511e UEG0063S
5J9709 VALVE & CYLINDER GP Parts scheme
  For full view, you need register

Parts for your 8U BULLDOZER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0S-1585 [2] BOLT  
2. 3B-4508 [8] LOCKWASHER  
3. 6J-0608 Y [1] VALVE GROUP (Quick DroP)  
    (See Separate Illustration)
4. 0L-1329 [3] BOLT (44.45mm Long)  
5. 1A-1460 [2] BOLT (50.8mm Long)  
6. 6J-3625 [2] SEAL  
7. 6J-3650 [1] SEAL  
8. 0S-1588 [8] BOLT  
9. 3B-4506 [12] LOKCKWASHER  
10. 2K-0190 [4] FLANGE  
11. 5J-9705 [1] TUBE ASSEM.  
    (Ref. No. 3 to Hydraulic Tank Lines)
12. 3J-1907 [1] SEAL  
13. 6J-3600 [1] SEAL  
14. 0S-1591 [1] BOLT (27.94 mm Long)  
15. 0L-1143 [2] BOLT (63.5 mm Long)  
16. 5J-9708 Y [1] CYLINDER GROUP  
    (See Separate Illustration)
17. 5J-9707 [1] TUBE ASSEM.  
    (Ref. NO. 3 to Ref. No. 16)
18. 6H-1717 [1] BOLT  
19. 4B-4280 [1] WASHER  
20. 6J-3800 [1] SEAL  
  Y   SEPARATE ILLUSTRATION
 

#UEG0063S0073
 

5J-9708: CYLINDER GP-LIFT

5J9708 LIFT CYLINDER GROUP--R.H.--5" Bore x 46" Stroke
Part of 5J9709 Cylinder and Valve Group shown on Page 28
c112372 UEG0063S
5J9708 CYLINDER GP-LIFT Parts scheme
  For full view, you need register

Parts for your 8U BULLDOZER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. [1] PISTON ASSEM.  
2. [2] PLUNGER  
3. [4] INSERT  
4. [1] RING  
5. [1] SEAL ASSEM.  
6. R [1] CYLINDER ASSEM.  
  [2] BLOCK  
7. [1] BRACKET  
8. [2] BEARING  
9. [1] HEAD  
10. [2] BOLT (2.50" long)  
  [2] BOLT (3.25" long)  
  [4] LOCKWASHER  
11. [1] RETAINER  
12. [4] BOLT  
  [4] LOCKWASHER  
13. [1] FITTING  
14. [1] BEARING  
15. [3] BOLT  
  [3] LOCKWASHER  
16. [1] TRUNNION  
17. [1] SEAL  
18. [1] BEARING  
19. [8] SHIM (.010" Thick)  
20. [6] SHIM (.010" Thick)  
21. [1] PACKING  
22. [1] RING  
23. [1] SEAL  
24. R [1] ROD ASSEM.  
25. [1] NUT  
  [2] WASHER  
26. [1] NUT  
  [1] COTTER PIN  
27. [1] LINK ASSEM.  
  R   REMFG PART MAY BE AVAILABLE
 

#UEG0063S0074
 

5J-9378: LIFT CYLINDER GROUP--L.H.

5J9378 LIFT CYLINDER GROUP--L.H.--5" Bore x 46" Stroke
Part of 9S6186 and 5J9380 Cylinder and Valve Groups shown on Pages 27B and 28A
c112371 UEG0063S
5J9378 LIFT CYLINDER GROUP--L.H. Parts scheme
  For full view, you need register

Parts for your 8U BULLDOZER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. [1] PISTON ASSEM.  
2. [2] PLUNGER  
3. [4] INSERT  
4. [1] RING  
5. [1] SEAL ASSEM.  
6. R [1] CYLINDER ASSEM.  
  [2] BLOCK  
7. [1] BRACKET  
8. [2] BEARING  
9. [1] HEAD  
10. [2] BOLT (2.50" long)  
  [2] BOLT (3.25" long)  
  [4] LOCKWASHER  
11. [1] RETAINER  
12. [4] BOLT  
  [4] LOCKWASHER  
13. [1] FITTING  
14. [1] BEARING  
15. [3] BOLT  
  [3] LOCKWASHER  
16. [1] TRUNNION  
17. [1] SEAL  
18. [1] BEARING  
19. [8] SHIM (.010" Thick)  
20. [6] SHIM (.010" Thick)  
21. [1] PACKING  
22. [1] RING  
23. [1] SEAL  
24. R [1] ROD ASSEM.  
25. [1] NUT  
  [2] WASHER  
26. [1] NUT  
  [1] COTTER PIN  
27. [1] LINK ASSEM.  
  R   REMFG PART MAY BE AVAILABLE
 

#UEG0063S0075
 

6J-0608: VALVE GP

6J608 EXTERNAL QUICK DROP VALVE GROUP
Part of 9S6186, 5J9709 and 5J9380 Cylinder and Valve Groups
shown on Pages 27B, 28, and 28A
c112373 UEG0063S
6J0608 VALVE GP Parts scheme
  For full view, you need register

Parts for your 8U BULLDOZER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. [1] SLEEVE  
2. [2] BOLT  
  [2] LOCKWASHER  
3. [1] SEAL  
4. [1] SPRING  
5. [1] PLATE  
  [1] SCREW  
  [1] BODY GROUP  
6. [1] BODY  
7. [1] PLUNGER  
8. [1] VALVE  
9. [1] WASHER  
 

#UEG0063S0076
 

3J-5195: CYLINDER BRACKET GROUP

3J5195 CYLINDER BRACKET GROUP
Effective with 8C Bulldozer Serial No. 77G173
FOR USE WITH HYDRAULIC CONTROL
For D8 Tractors Serial No. 36A5106-Up and 46A19392-Up
c112374 UEG0063S
3J5195 CYLINDER BRACKET GROUP Parts scheme
  For full view, you need register

Parts for your 8U BULLDOZER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. [2] REINFORCEMENT  
2. [1] BRACKET ASSEM.  
3. [2] DOWEL  
4. [1] PIN  
5. [1] BOLT  
  [1] NUT  
  [1] LOCKWASHER  
6. [4] BOLT  
  [4] LOCKWASHER  
7. [1] SHAFT  
8. [2] BLOCK  
 

#UEG0063S0077
 

5J-2815: HYDRAULIC CYLINDER GROUP

5J2815 HYDRAULIC CYLINDER GROUP--6" Bore x 36.70 Stroke--Type 1
8C Bulldozer Serial No. 77G173-Up
FOR USE WITH HYDRAULIC CONTROL
For D8 Tractors Serial No. 36A5106-Up and 46A19392-Up
c112375 UEG0063S
5J2815 HYDRAULIC CYLINDER GROUP Parts scheme
  For full view, you need register

Parts for your 8U BULLDOZER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3H-3667 [2] FLANGE  
2. 3H-5368 [4] BOLT  
  3B-4507 [4] LOCKWASHER  
3. 2J-0564 [1] NUT  
4. 1J-0708 [1] RING  
5. 5J-4989 [2] SEAL ASSEM.  
6. 5H-3252 [1] SEAL  
7. 2K-3258 [1] RING  
8. 1D-4627 [4] BOLT  
9. 3B-4514 [6] LOCKWASHER  
10. 4F-8421 [6] SHIM  
11. 1K-6982 [1] SEAL  
12. 2J-3243 [1] RETAINER  
13. 0S-1591 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
14. 3B-8489 [1] FITTING  
15. 2J-1934 [1] RETAINER  
16. 3J-4907 [1] ROD  
17. 2J-1935 [1] RETAINER  
18. 3J-1176 [1] TRUNNION  
19. 3J-6773 [1] BEARING ASSEM.  
    (Consists of 2 Halves)
20. 0S-1573 [3] BOLT  
  3B-4508 [3] LOCKWASHER  
21. 1D-4630 [2] BOLT  
22. 4F-8420 [1] PACKING  
23. 5J-2810 [1] HEAD  
24. 5J-2809 [1] CYLINDER ASSEM.  
25. 5J-2804 [1] BEARING  
26. 5J-2811 [1] PISTON  
 

#UEG0063S0078
 

5K-2815: HYDRAULIC CYLINDER GROUP

5K2815 HYDRAULIC CYLINDER GROUP--6" Bore x 36.70 Stroke--Type 2
8C Bulldozer Serial No. 77G173-Up
FOR USE WITH HYDRAULIC CONTROL
For D8 Tractors Serial No. 36A5106-Up and 46A19392-Up
c138868 UEG0063S
5K2815 HYDRAULIC CYLINDER GROUP Parts scheme
  For full view, you need register

Parts for your 8U BULLDOZER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5J-2809 [1] CYLINDER ASSEM.  
2. 5J-2804 [1] BEARING  
3. 2J-0564 [1] NUT  
4. 1J-0708 [1] RING  
5. 5J-4989 [2] SEAL ASSEM.  
6. 5H-3252 [1] SEAL  
7. 2K-3258 [1] RING  
8. 1D-4627 [4] BOLT  
9. 3B-4514 [6] LOCKWASHER  
10. 4F-8421 [6] SHIM  
11. 1K-6982 [1] SEAL  
12. 2J-3243 [1] RETAINER  
13. 0S-1591 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
14. 3B-8489 [1] FITTING  
15. 2J-1934 [1] RETAINER  
16. 3J-4907 C [1] ROD ASSEM.  
17. 2J-1935 [1] RETAINER  
18. 3J-1176 [1] TRUNNION  
19. 3J-6773 [1] BEARING ASSEM.  
    (Consists of 2 Halves)
20. 0S-1573 [3] BOLT  
  3B-4508 [3] LOCKWASHER  
21. 1D-4630 [2] BOLT  
22. 4F-8420 [1] PACKING  
23. 5J-2810 [1] HEAD  
24. 5J-2811 [1] PISTON  
 

#UEG0063S0079
 

5J-9511: CYLINDER SUPPORT GROUP

5J9511 CYLINDER SUPPORT GROUP--Type 1
8A, 8R, 8S and 8U Bulldozer Serial No. 28E7291-Up, 43K1-Up, 44K1-Up and 45K1-Up
FOR USE WITH HYDRAULIC CONTROL. For D8 Tractors Serial No. 36A5106-Up and 46A19392-Up
c112376 UEG0063S
5J9511 CYLINDER SUPPORT GROUP Parts scheme
  For full view, you need register

Parts for your 8U BULLDOZER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. [1] SEAL  
2. [2] YOKE  
3. [8] BEARING  
4. [4] CAP  
5. [2] BRACKET ASSEM.  
6. [6] BOLT  
7. [2] NUT  
3. [2] LOCKWASHER  
8. [2] BRACKET  
9. [4] FITTING  
10. [8] BOLT  
11. [12] WASHER  
12. [8] BOLT  
  [8] LOCKWASHER  
13. [4] NUT  
14. [4] FITTING  
15. [2] PIN  
16. [1] TUBE ASSEM.  
17. [2] BEARING  
18. [2] BEARING  
19. [2] PLUG  
20. [2] PLUG  
21. [1] BRACKET ASSEM.  
22. [8] BOLT  
  [8] LOCKWASHER  
23. [2] PLATE  
24. [2] PLATE  
 

Information:

Special Instruction
Installation Of 9J7533 And 9J7534 Lift Cylinder Brackets{6068}
Installation Of 9J7533 And 9J7534 Lift Cylinder Brackets{6068}
Information Release Memo
PRODUCT LINE ADDITIONS: REMANUFACTURED CYLINDERS AND RODS
PRODUCT LINE ADDITIONS: REMANUFACTURED CYLINDERS AND RODS

Caterpillar Parts SIS Catalog 8U :

CYLINDER AND VALVE GROUP--L.H.
9S-6186 CYLINDER AND VALVE GROUP--L.H.
CYLINDER AND VALVE GROUP--L.H.
5J-9380 CYLINDER AND VALVE GROUP--L.H.
BLADE TILT CYLINDER LINES GROUP
8S-6921 BLADE TILT CYLINDER LINES GROUP
BLADE TILT CYLINDER LINES GROUP
8S-6921 BLADE TILT CYLINDER LINES GROUP
BLADE TILT CYLINDER LINES GROUP
8S-6921 BLADE TILT CYLINDER LINES GROUP
BLADE TILT CYLINDER LINES GROUP
8S-6921 BLADE TILT CYLINDER LINES GROUP
CYLINDER, LINES AND GUARD GROUP
6J-9789 CYLINDER, LINES AND GUARD GROUP
CYLINDER, LINES AND GUARD GROUP
6J-9789 CYLINDER, LINES AND GUARD GROUP
VALVE & CYLINDER GP
5J-9709 VALVE & CYLINDER GP
VALVE & CYLINDER GP
5J-9709 VALVE & CYLINDER GP
CYLINDER GP-LIFT
5J-9708 CYLINDER GP-LIFT
LIFT CYLINDER GROUP--L.H.
5J-9378 LIFT CYLINDER GROUP--L.H.
VALVE GP
6J-0608 VALVE GP
CYLINDER BRACKET GROUP
3J-5195 CYLINDER BRACKET GROUP
HYDRAULIC CYLINDER GROUP
5J-2815 HYDRAULIC CYLINDER GROUP
HYDRAULIC CYLINDER GROUP
5K-2815 HYDRAULIC CYLINDER GROUP

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