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8D1565 JOINT ASSEMBLY Part of Hydraulic Steering Gear shown on Pages 103, 104A and 105 Only separate parts serviced. When complete Assembly is required order 7D1983 12F


HYDRAULIC SYSTEM
DRIVE GP
OPERATOR STATION
CONTROL GP-STEERING
HYDRAULIC SYSTEM
VALVE GP-CONTROL
VALVE GP
LINES GP-HYDRAULIC
VALVE GP-RELIEF


HYDRAULIC SYSTEM

DRIVE GP
 

#UEG0573S0160
 

8D-1565: JOINT ASSEMBLY

8D1565 JOINT ASSEMBLY
Part of Hydraulic Steering Gear shown on Pages 103, 104A and 105
Only separate parts serviced. When complete Assembly is required order 7D1983
c136642 UEG0573S
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Parts for your 12F MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2D-3188 [1] YOKE (Marked 10717M)  
2. 2D-2978 [1] SPIDER & BEARING ASSEM.  
    (Marked Mi5454)
3. 4D-0523 [4] RING  
4. [1] YOKE (Marked 10719M)  
 

#UEG0573S0161
 

4D-7215: STEERING GEAR ASSEMBLY

4D7215 STEERING GEAR ASSEMBLY
Part of Hydraulic Steering Gear shown on Pages 103 and 105
UEG0573S0161 UEG0573S
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Parts for your 12F MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
 

#UEG0573S0162
 

4D-7850: CONTROL VALVE ASSEMBLY

4D7850 CONTROL VALVE ASSEMBLY
Part of 4D7215 Steering Gear Assembly
UEG0573S0162 UEG0573S
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Parts for your 12F MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
 

#UEG0573S0163
 

6J-2400: LOCK VALVE GROUP

6J2400 LOCK VALVE GROUP
Part of Frame Lines and Valve, 6D6650 Power Blade Lines Group, 7D110, 7D8580 Ripper
Hydraulic Lines Groups & 6D6550 Valve & Lines Group shown on Pages 108, 109, 227,
229,335, 336 & 343
c135066 UEG0573S
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Parts for your 12F MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. [16] BOLT  
2. [20] LOCKWASHER  
3. [2] VALVE  
4. [2] RETAINER  
5. [2] SPRING (Inner)  
6. [2] VALVE  
7. [1] PISTON  
8. [1] BODY  
9. [8] FLANGE  
10. [2] SPRING (Outer)  
11. [4] BOLT  
12. [2] SCREW  
13. [2] COVER  
14. [2] SEAL  
15. [2] GUARD  
 

#UEG0573S0164
 

6D-6360: FRAME LINES AND VALVE

FRAME LINES AND VALVE (6D6360 N/S)
Serial No. 89H901 to 89H991 inclusive
6J2400 and 6J6863 Valve parts are shown on Pages 107 and 110
c129817 UEG0573S
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Parts for your 12F MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0S-0509 [4] BOLT  
2. 3B-4506 [16] LOCKWASHER  
3. 4B-3388 [12] BOLT (1.125" long)  
4. 3B-4505 [20] LOCKWASHER  
  6D-6507 [2] HOSE ASSEM.  
5. 9S-0671 H HOSE 175"  
6. 3S-8617 [1] STEM ASSEM. (Straight)  
7. 3S-8973 [1] STEM ASSEM. (60 degrees)  
8. 3S-8606 [2] SLEEVE  
9. 5F-7054 [6] SEAL  
  7D-2791 [1] HOSE ASSEM.  
10. 9S-0671 H HOSE 41"  
11. 3S-8975 [1] STEM ASSEM. (90 degrees)  
12. 3S-8606 [2] SLEEVE  
13. 3S-8972 [1] STEM ASSEM. (45 degrees)  
14. 0L-1143 [3] BOLT  
15. 6J-2400 Y [1] VALVE GROUP  
    (See Separate Illustration)
  6D-6465 [1] HOSE ASSEM.  
16. 9S-0671 H HOSE (27.80"  
17. 3S-8606 [2] SLEEVE  
18. 5S-9592 [1] STEM ASSEM. (67.5)  
19. 5S-9638 [1] STEM ASSEM. (90 degrees)  
20. 1F-4111 [4] BOLT (3.50" Long)  
21. 3B-4508 [1] LOCKWASHER  
  7D-7267 [1] HOSE ASSEM.  
22. 9S-0671 H HOSE 45.40"  
23. 5S-9593 [1] STEM ASSEM. (Short)  
24. 3S-8606 [2] SLEEVE  
25. 5S-9638 [1] STEM ASSEM. (Long)  
26. 2K-0190 [2] FLANGE  
27. 0S-1588 [4] BOLT (1.25" Long)  
28. 3B-1915 [4] BOLT (1.375" Long)  
29. 8M-2769 [1] CLIP  
  0S-1621 [1] BOLT  
  4B-4280 [1] WASHER  
30. 5F-1678 [9] SEAL  
31. 1D-4716 [4] NUT  
  6D-6508 [2] HOSE ASSEM.  
32. 9S-0671 H HOSE 141.50"  
  5S-9593 [1] STEM ASSEM. (90 degrees)  
33. 3S-8606 [2] SLEEVE  
34. 5S-9591 [1] STEM ASSEM. (45 degrees)  
35. 1H-3481 [3] CLAMP  
36. 6D-6499 [1] CLAMP  
37. 1H-5278 [12] FLANGE  
38. 7D-2737 [1] ADAPTER  
39. 5D-0631 [1] CLAMP  
40. 0L-2070 [1] BOLT  
41. 1D-4717 [1] NUT  
42. 5D-2131 [1] SPACER  
43. 3S-2093 [1] TIE  
44. 6J-6863 Y [1] VALVE GROUP  
    (See Separate Illustration)
45. 3H-5932 [4] BOLT (4.50" Long)  
  H   ORDER BY THE INCH
  Y   SEPARATE ILLUSTRATION
 

#UEG0573S0165
 

6D-6360: FRAME LINES AND VALVE

FRAME LINES AND VALVE (6D6360 N/S)
Effective with Serial No. 89H992
6J2400 & 7J8061 Valve parts are shown on Pages 107 and 111
c133149 UEG0573S
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Parts for your 12F MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0S-0509 [4] BOLT  
2. 3B-4506 [16] LOCKWASHER  
3. 4B-3388 [12] BOLT (1.125" long)  
4. 3B-4505 [20] LOCKWASHER  
  6D-6507 [2] HOSE ASSEM.  
5. 9S-0671 H HOSE 175"  
    (Angle Orientation 0 Degrees)
6. 3S-8617 [1] STEM ASSEM. (Straight)  
7. 3S-8973 [1] STEM ASSEM. (60 degrees)  
8. 3S-8606 [2] SLEEVE  
9. 4J-5140 [6] SEAL  
  7D-2791 [1] HOSE ASSEM.  
10. 9S-0671 H HOSE 40.80"  
    (Angle Orientation 270 Degrees)
11. 3S-8975 [1] STEM ASSEM. (90 degrees)  
12. 3S-8606 [2] SLEEVE  
13. 3S-8972 [1] STEM ASSEM. (45 degrees)  
  6D-6465 [1] HOSE ASSEM.  
14. 9S-0671 H HOSE 27.80"  
    (Angle Orientation 73 Degrees)
15. 5S-9592 [1] STEM ASSEM. (67.5 degrees)  
16. 5S-9638 [1] STEM ASSEM. (90 degrees)  
17. 3S-8606 [2] SLEEVE  
  6D-6508 [2] HOSE ASSEM.  
18. 9S-0671 H HOSE 144.50"  
    (Angle Orientation 290 Degrees)
  5S-9593 [1] STEM ASSEM. (90 degrees)  
19. 3S-8606 [2] SLEEVE  
20. 5S-9591 [1] STEM ASSEM. (45 degrees)  
21. 3B-4508 [1] LOCKWASHER  
  7D-7267 [1] HOSE ASSEM.  
22. 9S-0671 H HOSE 45.40"  
    (Angle Orientation 282 Degrees)
23. 5S-9593 [1] STEM ASSEM. (Short)  
24. 3S-8606 [2] SLEEVE  
25. 5S-9638 [1] STEM ASSEM. (Long)  
26. 2K-0190 [2] FLANGE  
27. 0S-1588 [4] BOLT (1.25" long)  
28. 3B-1915 [4] BOLT (1.375" long)  
29. 8M-2769 [1] CLIP  
  0S-1621 [1] BOLT  
  4B-4280 [1] WASHER  
30. 5F-1678 [1] SEAL  
31. 1D-4716 [4] NUT  
32. 0L-1143 [3] BOLT  
33. 1F-4111 [4] BOLT (3.50" long)  
34. 4J-5267 [8] SEAL  
35. 1H-3481 [3] CLAMP  
36. 6D-6499 [1] CLAMP  
37. 1H-5278 [12] FLANGE  
38. 7D-2737 [1] ADAPTER  
39. 5D-0631 [1] CLAMP  
40. 0L-2070 [1] BOLT  
41. 1D-4717 [1] NUT  
42. 5D-2131 [1] SPACER  
43. 3S-2093 [1] TIE  
44. 7J-8061 Y [1] VALVE GROUP  
    (See Separate Illustration)
45. 3H-5932 [4] BOLT (4.50" long)  
46. 6J-2400 Y [1] VALVE GROUP  
    (See Separate Illustration)
  H   ORDER BY THE INCH
  Y   SEPARATE ILLUSTRATION
 

#UEG0573S0166
 

6J-6863: STEERING RELIEF VALVE GROUP

6J6863 STEERING RELIEF VALVE GROUP
Serial No. 89H901 to 89H991 inclusive
Part of Frame Lines and Valves shown on Page 108
c102104 UEG0573S
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Parts for your 12F MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6J-6848 [1] JUNCTION  
2. 6J-6976 Y [1] VALVE GROUP  
    (See Separate Illustration)
3. 5M-7908 [1] PLUG ASSEM.  
4. 3J-1907 [1] SEAL  
    (Part of 5M7908 Plug Assem.)
  Y   SEPARATE ILLUSTRATION
 

#UEG0573S0167
 

6J-6976: RELIEF VALVE GROUP

6J6976 RELIEF VALVE GROUP
Part of 6J6863 Steering Relief Valve Group
c102105 UEG0573S
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Parts for your 12F MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  6J-6975 [1] BODY GROUP  
1. [1] BODY  
2. [1] VALVE  
3. [1] SEAT  
4. [1] SPACER  
5. 6J-6858 [1] SPRING  
6. 5J-0601 [1] VALVE  
7. 6J-6859 [1] SPRING  
8. 6J-6856 [1] SHIM  
9. 6J-6855 [6] SHIM  
10. 6J-6860 [1] CAP  
11. 6J-8262 [1] SLEEVE  
12. 2K-8198 [1] SEAL  
13. 3D-2824 [2] SEAL  
 

#UEG0573S0168
 

7J-8061: MANIFOLD AND RELIEF VALVE GROUP

7J8061 MANIFOLD AND RELIEF VALVE GROUP
Effective with Serial No. 89H992
Part of Frame Lines and Valve shown on Page 109
c133147 UEG0573S
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Parts for your 12F MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7J-8050 [1] MANIFOLD  
2. 7J-8060 Y [1] VALVE GROUP  
    (See Separate Illustration)
3. 9S-4191 [1] PLUG  
4. 3J-1907 [1] SEAL  
  Y   SEPARATE ILLUSTRATION
 

#UEG0573S0169
 

7J-8060: RELIEF VALVE GROUP

7J8060 RELIEF VALVE GROUP
Effective with Serial No. 89H992
Part of 7J8061 Manifold and Relief Valve Group
c133148 UEG0573S
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Parts for your 12F MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2M-9780 [1] SEAL  
2. 2H-3932 [1] SEAL  
3. 7J-8049 [1] VALVE  
4. 7J-1953 [1] RETAINER  
5. 2J-6089 [1] SPRING  
6. 7J-8062 [1] BODY ASSEM.  
7. 3K-0360 [1] SEAL  
8. 7J-8047 [1] PLUG  
9. 3J-7470 [1] SHIM (.048" Thick)  
  3J-7473 [6] SHIM (.005" Thick)  
 

Information:

Reuse And Salvage Guidelines
Motor Grader Circle Pinion Reuse {5207}
Motor Grader Circle Pinion Reuse {5207}
Reconditioning of Worn 6D-7995 Circle Drive Housing on 12F and 14E Motor Graders{5207}
Reconditioning of Worn 6D-7995 Circle Drive Housing on 12F and 14E Motor Graders{5207}

Caterpillar Parts SIS Catalog 12F :

Truck sale:

149.800 
Caterpillar 312F, Raupenbagger, Bau-Und Bergbauausrüstung
- Crawler excavators
YANCEY BROS. CO.
13,000 
Caterpillar 12F, Construction
- motor graders
ALTORFER INC.
159,900 
Caterpillar 312F GC, Construction
- Crawler Excavators
N C MACHINERY CO.
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