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8J5902 CONTROL VALVE GROUP Part of 9J1226, 9J1224, 9J1216 and 8J6172 Valve Groups shown on Pages 186 through 188 and 190 9J2012 Lever parts are shown on Page 190 120G


HYDRAULIC SYSTEM
VALVE GP-CONTROL
OPERATOR STATION
CONTROL GP-HYDRAULIC
HYDRAULIC SYSTEM
LINES GP-FRONT
ELECTRICAL AND STARTING SYSTEM
WIRING GP
HYDRAULIC SYSTEM
VALVE GP-CHECK
ELECTRICAL AND STARTING SYSTEM
WIRING GP
HYDRAULIC SYSTEM
CYLINDER GP

MOTOR GRADER 120G MOTOR GRADER 82V
 120G MOTOR GRADER 82V00001-00667 (MACHINE) UEG0878S 120G 82V   (1974)

HYDRAULIC SYSTEM

VALVE GP-CONTROL
VALVE GP-CONTROL
8J-5907 VALVE GP-CONTROL
VALVE GP-CONTROL
8J-5908 VALVE GP-CONTROL
VALVE GP-CONTROL
8J-5902 VALVE GP-CONTROL
 

#UEG0878S0290
 

8J-5902: VALVE GP-CONTROL

8J5902 CONTROL VALVE GROUP
Part of 9J1226, 9J1224, 9J1216 and 8J6172 Valve Groups shown on Pages 186 through 188 and 190
9J2012 Lever parts are shown on Page 190
c207396 UEG0878S
8J5902 VALVE GP-CONTROL Parts scheme
  For full view, you need register

Parts for your 120G MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8H-0708 [2] BOLT  
2. 0S-1615 [2] BOLT  
3. 3B-4504 [6] LOCKWASHER  
4. 9J-2012 CY [1] LEVER GROUP  
    (Separate Illustration)
5. 8J-6114 [2] RETAINER  
6. 6J-3134 [2] SEAL  
7. 8J-5886 [1] VALVE GROUP  
8. 8J-1624 [1] VALVE ASSEM.  
9. 4J-5351 [1] SEAL  
10. 9S-8001 [1] PLUG  
11. 4J-7533 [1] SEAL  
12. 9F-7022 [4] BOLT  
13. 7J-9933 [2] SEAL  
14. 8J-1627 [1] COVER  
15. 8J-1628 [1] PLUG  
16. 2M-9780 [1] SEAL  
17. 1H-5514 [4] BOLT  
  3B-4505 [4] LOCKWASHER  
18. 8J-6263 [4] SPACER  
19. 8J-1629 C [5] SHIM  
20. 8J-1630 [1] SPRING  
21. 3K-0360 [1] SEAL  
22. 4B-9880 [1] BALL  
23. 8J-1632 [1] SPRING  
24. 8J-5576 [1] PLUG  
25. 9J-7157 C [1] SEAT ASSEM.  
  3J-7354 [1] SEAL  
26. 9S-8004 [2] PLUG  
27. 3J-1907 [2] SEAL  
28. 8J-5882 [1] SPRING  
29. 8J-1612 [2] RETAINER  
30. 8J-5612 [1] PLUG  
31. 3D-2824 [1] SEAL  
32. 8J-5613 [1] LOCK  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#UEG0878S0291
 

9D-8435: HYDRAULIC CONTROL ARRANGEMENT

9D8435 HYDRAULIC CONTROL ARRANGEMENT
FOR USE WITH AUXILIARY EQUIPMENT MANUFACTURER'S
IMPLEMENTS WHEN THIS GRADER IS EQUIPPED WITH A
BULLDOZER OR SNOW PLOW, SNOW WING & POWER BLADE
AN ATTACHMENT
UEG0878S0291 UEG0878S
  For full view, you need register

Parts for your 120G MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  9D-5270 Y [1] LINKAGE AND VALVE GROUP  
  9D-5675 Y [1] WIRING GROUP  
  2G-0230 Y [1] LINES GROUP FRONT  
  Y   SEPARATE ILLUSTRATION
 

#UEG0878S0292
 

9D-8433: HYDRAULIC CONTROL ARRANGEMENT

9D8433 HYDRAULIC CONTROL ARRANGEMENT
FOR USE WITH AUXILIARY EQUIPMENT MANUFACTURER'S
IMPLEMENTS WHEN THIS GRADER IS EQUIPPED WITH A
BULLDOZER OR SNOW PLOW, SNOW WING, POWER BLADE,
TIP AND SCARIFIER
AN ATTACHMENT
UEG0878S0292 UEG0878S
  For full view, you need register

Parts for your 120G MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  9D-5675 Y [1] WIRING GROUP  
  9D-8525 Y [1] LINKAGE AND VALVE GROUP  
  2G-0230 Y [1] LINES GROUP FRONT  
  Y   SEPARATE ILLUSTRATION
 

#UEG0878S0293
 

9D-8434: HYDRAULIC CONTROL ARRANGEMENT

9D8434 HYDRAULIC CONTROL ARRANGEMENT
FOR USE WITH AUXILIARY EQUIPMENT MANUFACTURER'S
IMPLEMENTS WHEN THIS GRADER IS EQUIPPED WITH A
BULLDOZER OR SNOW PLOW, SNOW WING, POWER BLADE
AND TIP
AN ATTACHMENT
UEG0878S0293 UEG0878S
  For full view, you need register

Parts for your 120G MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  9D-5675 Y [1] WIRING GROUP  
  9D-8515 Y [1] LINKAGE AND VALVE GROUP  
  2G-0230 Y [1] LINES GROUP FRONT  
  Y   SEPARATE ILLUSTRATION
 

#UEG0878S0294
 

9D-8425: HYDRAULIC CONTROL ARRANGEMENT

9D8425 HYDRAULIC CONTROL ARRANGEMENT
FOR USE WITH AUXILIARY EQUIPMENT MANUFACTURER'S
IMPLEMENTS WHEN THIS GRADER IS EQUIPPED WITH A
BULLDOZER OR SNOW PLOW, POWER BLADE, TIP AND
SCARIFIER
AN ATTACHMENT
UEG0878S0294 UEG0878S
  For full view, you need register

Parts for your 120G MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  9D-5675 Y [1] WIRING GROUP  
  9D-8524 Y [1] LINKAGE AND VALVE GROUP  
  2G-0230 Y [1] LINES GROUP FRONT  
  Y   SEPARATE ILLUSTRATION
 

#UEG0878S0295
 

2G-0230: FRONT ATTACHMENT LINES GROUP

2G230 FRONT ATTACHMENT LINES GROUP
Part of 9D8435, 9D8433, 9D8434 and 9D8425 Hydraulic Control Arrangements listed on Page 197
c157699 UEG0878S
2G0230 FRONT ATTACHMENT LINES GROUP Parts scheme
  For full view, you need register

Parts for your 120G MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 005-4362 [2] ELBOW  
2. 3K-0360 [8] SEAL  
3. 9D-8498 [1] PLATE ASSEM.  
4. 7D-9984 [2] ELBOW  
5. 9D-6856 [1] HOSE ASSEM. (not serv)  
    For service furnish:
  5P-0178 H HOSE 63 cm(24.81 in.)  
  8S-6417 [1] COUPLING ASSEM. (straight)  
  4S-5414 [2] SLEEVE  
  1P-9919 [1] COUPLING ASSEM. (45 degrees)  
6. 9D-6857 [1] HOSE ASSEM. (not serv)  
    For service furnish:
  5P-0178 H HOSE 63 cm(24.81 in.)  
  4S-5414 [2] SLEEVE  
  8S-6417 [1] COUPLING ASSEM. (straight)  
7. 2R-6806 [3] CONNECTOR  
8. 3J-1907 [4] SEAL  
9. 0S-1590 [2] BOLT  
10. 4B-4278 C [5] WASHER 1.65mm(.065 in.) thick  
11. 9J-1299 [1] VALVE GROUP (pilot)  
    (Includes)
12. 9J-1735 Y [1] VALVE GROUP  
13. 9J-1736 Y [1] VALVE GROUP  
    (Separate Illustration)
14. 8D-9088 [2] CONNECTOR  
15. 9D-8488 [2] HOSE ASSEM. (not serv)  
    For service of each furnish:
  5P-0178 H HOSE 424 cm(166.93 in.)  
  8S-6417 [1] COUPLING ASSEM. (straight)  
  4S-5414 [2] SLEEVE  
  1P-9919 [1] COUPLING  
16. 6D-4247 [5] CLIP  
17. 6D-4244 [5] CLIP  
18. 9D-8489 [1] HOSE ASSEM. (not serv)  
    For service furnish:
  5P-0178 H HOSE 481 cm(189.37 in.)  
  8S-6417 [2] COUPLING (straight)  
  4S-5414 [2] SLEEVE  
19. 030-7947 [1] ELBOW  
20. 0L-1143 [3] BOLT  
  5P-1075 C [3] LOCKWASHER  
21. 9J-4932 Y [1] CHECK VALVE GROUP  
    (Separate Illustration)
22. 9S-4185 [2] PLUG  
23. 1A-1460 [2] BOLT  
  5P-1076 C [2] LOCKWASHER  
24. 9D-1767 [2] BRACKET  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
  H   ORDER BY THE CENTIMETRE
 

#UEG0878S0296
 

9D-5675: WIRING GROUP

9D5675 WIRING GROUP
Part of 9D8435, 9D8433, 9D8434 and 9D8425 Hydraulic Control Arrangements
listed on Page 197. 9D5461 Harness parts are shown on Page 200
c202721 UEG0878S
9D5675 WIRING GROUP Parts scheme
  For full view, you need register

Parts for your 120G MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9D-5461 Y [1] HARNESS ASSEM.  
    (Separate Illustration)
2. 9D-2867 [1] LENS  
3. 8M-6175 [1] BULB  
4. 9D-3127 [1] BASE  
5. 1H-2204 [1] SCREW  
6. 8F-1434 [1] LOCKWASHER  
7. 4B-2047 [1] NUT  
8. 9D-2597 [1] WIRE ASSEM.  
    (Includes)
  4S-8727 H WIRE 6 in.  
9. 1F-7240 [1] TERMINAL  
10. 4L-3916 [1] TERMINAL  
11. 8D-2676 [1] SWITCH (toggle)  
12. 9D-5476 [1] PLATE (Instruction)  
  H   ORDER BY THE FOOT
  Y   SEPARATE ILLUSTRATION
 

#UEG0878S0297
 

9J-4932: VALVE GP-CHECK

9J4932 CHECK VALVE GROUP--Pilot Operated
Part of 2G230 Front Attachment Lines Group
c207360 UEG0878S
9J4932 VALVE GP-CHECK Parts scheme
  For full view, you need register

Parts for your 120G MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9J-4871 [2] BALL  
2. 8J-9979 [2] CHOKE  
3. 9J-0404 [2] PLUG  
4. 9J-0403 [2] SPRING  
5. 7J-9933 [2] SEAL  
6. 3D-2824 [2] SEAL  
7. 9S-4180 [1] PLUG  
  4J-7533 [1] SEAL  
8. 8J-5456 [2] ADAPTER  
9. 9J-9339 C [1] VALVE GROUP  
    (Includes)
10. [2] PISTON  
11. 9J-0405 [2] SEAT  
  C   INDICATES CHANGE
 

#UEG0878S0298
 

9D-5461: HARNESS ASSEMBLY

9D5461 HARNESS ASSEMBLY
Part of 9D5675 Wiring Group shown on Page 199
c200626 UEG0878S
9D5461 HARNESS ASSEMBLY Parts scheme
  For full view, you need register

Parts for your 120G MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6D-9404 [3] TERMINAL  
2. 8M-0537 [1] TERMINAL  
3. 4L-3916 [1] TERMINAL  
    THE FOLLOWING WIRE IS AVAILABLE:
  5P-0497 CH WIRE (14 gauge)  
  C   INDICATES CHANGE
  H   ORDER BY THE DECIMETRE
 

#UEG0878S0299
 

8J-7321: SCARIFIER CYLINDER GROUP

8J7321 SCARIFIER CYLINDER GROUP--(Change 1)--3" Bore x 12.75" Stroke
Part of 9D2630 Scarifier Mounting and Cylinder Group shown on Page 202
c207361 UEG0878S
8J7321 SCARIFIER CYLINDER GROUP Parts scheme
  For full view, you need register

Parts for your 120G MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7J-5639 [1] BOLT  
2. 9S-2965 [1] WASHER  
3. 6J-5733 [1] RING  
4. 6J-1972 [1] SEAL ASSEM.  
5. 8J-0553 [1] PISTON  
6. 8J-7322 [1] CYLINDER ASSEM.  
    (Includes)
7. 8J-6384 C [2] BEARING  
8. 8J-5911 [1] CROWN  
9. 8J-0556 [1] HEAD  
10. 8J-7323 [1] ROD ASSEM.  
11. 4J-8979 [1] SEAL  
12. 8J-5912 [1] SCREW  
13. 5J-8150 [1] SEAL  
14. 6J-9733 [1] SEAL  
15. 5H-8848 [1] SEAL  
  6J-5731 [1] RING  
  C   INDICATES CHANGE
 

Information:

Specifications
Centershift Control Valve<BR> (8D7306 &amp; 2G8020)
120G, 130G & 140G MOTOR GRADERS AIR SYSTEM AND BRAKES
Control Valve Section<BR> (Part of 9J792 Combination Valve)
120G MOTOR GRADER HYDRAULIC SYSTEM AND STEERING
Control Valve Section<BR> (Part of 3G8438 Combination Valve)
120G MOTOR GRADER HYDRAULIC SYSTEM AND STEERING
Control Valve Groups<BR> 9T0110 - Blade Lift, Blade Tip, 9T1869 - Circle Drive, 9T1876 - Articulation, Ripper, Scarifier, 9T5019 - Centershift, Wheel Lean, 9T5020 - Sideshift
12G, 120G, 130G & 140G MOTOR GRADERS HYDRAULIC SYSTEM & STEE
Centershift Control Valve<BR> 2G8020
120G & 130G & 140G MOTOR GRADERS AIR SYSTEM & BRAKES
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}
Disassembly and Assembly
Centershift Lock Control Valve
12G, 14G, 16G, 120G, 130G & 140G MOTOR GRADERS OPERATOR'S ST
Centershift Lock Control Valve
12G, 120G, 130G & 140G MOTOR GRADER VEHICLE SYSTEMS
Hydraulic Control Valves
12G, 120G, 130G & 140G MOTOR GRADER VEHICLE SYSTEMS
Centershift Lock Control Valve
120G VEHICLE SYSTEMS
Control Valves
120G VEHICLE SYSTEMS
Service Magazine
Valve Assembly Used In Centershift Lock Control Group To Prevent Accidental Rotation And Lowering Of Blade{5220,5221,5223,6151}
1980/10/20
Valve Assembly And Nipple Moved From Centershift Lock Control Group To Brake Control Group To Prevent Unauthorized Operation{4282,4267,5220,5221,5223,6151}
1980/11/10
Identification Of Hydraulic Control Valves{5064,5051,5054,5214,5226,5220}
1981/04/13
Keep The Lever For The Centershift Lock Control Valve In the &quot;Index And Run&quot; Position To Prevent Air Leakage{5220}
1985/03/18
Oil Leakage From Implement Control Valve Can Be Caused By Wrong Adjustment{5051}
1977/03/07
Plastic Cover Changed To Prevent Contact With Hydraulic Control Valve Linkage{7301,5063}
1979/06/11
Spring Removed From Relay Valve On Scraper Brake Control Group{4280}
1979/06/18
New Valve Guide Available{1104}
1995/12/25
The 6V-8633 Connector Has Changed {5057, 7553}
2005/11/28

Caterpillar Parts SIS Catalog 120G :

VALVE GP-CONTROL
8J-5908 VALVE GP-CONTROL
VALVE GP-CONTROL
8J-5907 VALVE GP-CONTROL
VALVE GP-CONTROL
8J-5906 VALVE GP-CONTROL
VALVE GP-CONTROL
8J-5961 VALVE GP-CONTROL
VALVE GP-CONTROL
8J-5903 VALVE GP-CONTROL
LEVER GP
9J-2012 LEVER GP
VALVE GP-CONTROL
8J-6172 VALVE GP-CONTROL
VALVE GP-CONTROL
9J-1219 VALVE GP-CONTROL
9D-8435 HYDRAULIC CONTROL ARRANGEMENT
9D-8433 HYDRAULIC CONTROL ARRANGEMENT
9D-8434 HYDRAULIC CONTROL ARRANGEMENT
9D-8425 HYDRAULIC CONTROL ARRANGEMENT
FRONT ATTACHMENT LINES GROUP
2G-0230 FRONT ATTACHMENT LINES GROUP
WIRING GROUP
9D-5675 WIRING GROUP
VALVE GP-CHECK
9J-4932 VALVE GP-CHECK
HARNESS ASSEMBLY
9D-5461 HARNESS ASSEMBLY

Truck sale:

Caterpillar 120G
 
Caterpillar 120G
- motor graders
HOLT CAT
 
40,000 
Caterpillar 120G, motor graders, Construction
- motor graders
ALTORFER INC.
Caterpillar H120GCS.CW40S, hammer, Construction
18,210 
Caterpillar H120GCS.CW40S, hammer, Construction
- hammer
BERGERAT MONNOYEUR S.A.S.
Caterpillar 120G, motor graders, Construction
32,000 
Caterpillar 120G, motor graders, Construction
- motor graders
FOLEY EQUIPMENT COMPANY
 
33,500 
Caterpillar HH120GCS, hammer, Construction


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