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8J6730 SLIPPER PUMP GROUP--Part 2--Type 3 Part of 8J6731 Slipper and Gear Piston Pump Group shown on Page 235 120G


HYDRAULIC SYSTEM
PUMP GP
VALVE GP

MOTOR GRADER 120G MOTOR GRADER 82V
 120G MOTOR GRADER 82V00668-UP (MACHINE) POWERED BY 3304 ENGINE SEBP1045 120G 82V   (1974)

HYDRAULIC SYSTEM

PUMP GP
PUMP GP-SLIPPER
8J-6730 PUMP GP-SLIPPER
PUMP GP-SLIPPER
8J-6730 PUMP GP-SLIPPER
PUMP GP-SLIPPER
8J-6730 PUMP GP-SLIPPER
PUMP GP-SLIPPER
8J-6730 PUMP GP-SLIPPER
PUMP GP-SLIPPER
8J-6730 PUMP GP-SLIPPER
IMPLEMENT PUMP AND MOUNTING GROUP
9D-0950 IMPLEMENT PUMP AND MOUNTING GROUP
 

#SEBP10450760
 

8J-6730: PUMP GP-SLIPPER

8J6730 SLIPPER PUMP GROUP--Part 2--Type 3
Part of 8J6731 Slipper and Gear Piston Pump Group shown on Page 235
c171439 SEBP1045
8J6730 PUMP GP-SLIPPER Parts scheme
  For full view, you need register

Parts for your 120G MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8J-6347 H [1] GASKET  
2. 8J-6321 [2] STOP  
3. 9S-8005 [2] PLUG  
  3K-0360 H [2] SEAL  
4. 6F-4855 H [2] SEAL  
5. 9J-7814 CH [1] SEAL  
6. 3G-6441 C [1] BOLT  
7. 9J-7758 [1] BOLT  
8. 1H-5728 H [2] SEAL  
9. 0L-1351 [8] BOLT  
  3B-4506 [8] LOCKWASHER  
10. 8J-6346 C [1] PLATE  
11. 8J-6229 [2] COVER  
12. 8J-6302 [12] SHIM .005 in. (.13 mm) thick  
  8J-6301 [3] SHIM .002 in. (.06 mm) thick  
13. 9J-8660 R [1] BARREL ASSEM.  
14. 8J-2022 R [9] PISTON ASSEM.  
15. 9J-5758 R [1] PLATE  
16. 1D-5120 [2] NUT  
    THE FOLLOWING REPAIR KIT IS AVAILABLE:
  3G-1708 [1] KIT (seal)  
    (Includes parts marked H)
  C   INDICATES CHANGE
  R   REMFG PART MAY BE AVAILABLE
 

#SEBP10450761
 

8J-6730: PUMP GP-SLIPPER

8J6730 SLIPPER PUMP GROUP--Part 1--Type 4
Part of 8J6731 Slipper and Gear Piston Group shown on Page 235
8J6729 Control Head parts are shown on Page 236
c228086 SEBP1045
8J6730 PUMP GP-SLIPPER Parts scheme
  For full view, you need register

Parts for your 120G MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8J-6729 Y [1] HEAD GROUP  
    (Separate Illustration)
2. 2H-1190 [3] DOWEL  
3. 9F-2083 [2] DOWEL  
4. 008-3214 [2] RING  
5. 2P-9703 [1] PLATE (warning)  
  4B-4158 [4] SCREW  
6. 031-0216 [4] BOLT  
  5P-0537 [4] WASHER  
7. 3G-3156 [2] BEARING  
  8J-6283 [6] SHIM .002 in. (.06 mm)thick  
  8J-6284 [6] SHIM .005 in. (.13 mm)thick  
8. 1B-3953 [3] CONE  
9. 8J-6322 [3] CUP  
10. 1A-5183 [2] BOLT  
11. 8J-6296 [1] SHAFT  
  8J-6315 [1] CONE  
12. 9J-0728 [1] BODY  
13. 9J-7138 [1] SWASHPLATE  
14. 9J-7858 [1] PLATE  
15. 8J-6298 [1] SPRING  
16. 8J-6300 C [2] SPACER  
17. 1B-8737 [1] KEY  
18. 0S-1608 [2] BOLT  
19. 3B-4506 [10] LOCKWASHER  
20. 0S-1619 [4] BOLT  
21. 7F-3425 [2] BOLT  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#SEBP10450762
 

8J-6730: PUMP GP-SLIPPER

8J6730 SLIPPER PUMP GROUP--Part 2--Type 4
Part of 8J6731 Slipper and Gear Piston Group shown on Page 235
c228087 SEBP1045
8J6730 PUMP GP-SLIPPER Parts scheme
  For full view, you need register

Parts for your 120G MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8J-6347 H [1] GASKET  
2. 8J-6321 [2] STOP  
3. 9S-8005 [2] PLUG  
  3K-0360 H [2] SEAL  
4. 6F-4855 H [2] SEAL  
5. 9J-7814 H [1] SEAL  
6. 3G-6441 [1] BOLT  
7. 9J-7758 [1] BOLT  
8. 1H-5728 H [2] SEAL  
9. 0L-1351 [8] BOLT  
  3B-4506 [8] LOCKWASHER  
10. 1U-0406 C [1] PLATE  
11. 8J-6229 [2] COVER  
12. 8J-6302 [12] SHIM .005 in. (.13 mm) thick  
  8J-6301 [3] SHIM .002 in. (.06 mm) thick  
13. 9J-8660 R [1] BARREL ASSEM.  
14. 8J-2022 R [9] PISTON ASSEM.  
15. 9J-5758 R [1] PLATE  
16. 1D-5120 [2] NUT  
    THE FOLLOWING REPAIR KIT IS AVAILABLE:
  3G-1708 [1] KIT (seal)  
    (Includes parts marked H)
  C   INDICATES CHANGE
  R   REMFG PART MAY BE AVAILABLE
 

#SEBP10450763
 

9D-0950: IMPLEMENT PUMP AND MOUNTING GROUP

9D950 IMPLEMENT PUMP AND MOUNTING GROUP
8J6731 Pump parts are shown on Page 235
c228060 SEBP1045
9D0950 IMPLEMENT PUMP AND MOUNTING 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. 8J-6731 CY [1] PUMP GROUP  
    (Separate Illustration)
2. 1A-1135 [2] BOLT  
  5P-8247 C [2] WASHER  
3. 2G-1769 C [3] MOUNTING  
4. 0S-1569 [3] BOLT  
  3K-2889 [3] NUT  
5. 8D-9057 C [1] PLATE  
6. 030-2179 [1] WASHER  
7. 7D-0734 [2] WASHER  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#SEBP10450764
 

8J-6731: PUMP GP-SLIPPER & GEAR PISTON

8J6731 SLIPPER AND GEAR PISTON PUMP
Part of 9D950 Pump and Mounting Group shown on Page 234
8J6730 Pump parts are shown on Pages 232 and 233
c228085 SEBP1045
8J6731 PUMP GP-SLIPPER & GEAR PISTON Parts scheme
  For full view, you need register

Parts for your 120G MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8J-6730 Y [1] PUMP GROUP  
    (Separate Illustration)
2. 8J-5834 [1] COUPLING  
3. 6D-1004 [1] GASKET  
4. 8J-5846 [1] PUMP GROUP  
    (Includes)
  2S-5818 [2] BOLT (12 point head)  
5. 1D-4539 [4] BOLT  
6. 1D-4541 [2] BOLT  
7. 5P-2546 [2] BOLT  
  3B-4507 [2] LOCKWASHER  
    THE FOLLOWING REPAIR KIT IS AVAILABLE:
  032-9717 [1] KIT (gear pump seal)  
    (Includes such parts as Diaphragm, Ball, Seals, Spring and Gasket)
  Y   SEPARATE ILLUSTRATION
 

#SEBP10450765
 

8J-6729: HEAD GP-PUMP CONTROL

8J6729 PUMP CONTROL HEAD GROUP--Type 1
Part of 8J6730 Slipper Pump Group shown on Page 232
8J6103 and 8J6316 Valve parts are shown on Page 237
c203389 SEBP1045
8J6729 HEAD GP-PUMP 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. 1B-7182 [2] BOLT  
  3B-4505 [2] LOCKWASHER  
2. 8J-6726 [1] COVER  
3. 2K-8198 [1] SEAL  
4. 8J-6727 [1] HOUSING  
5. 2D-0598 [2] SEAL  
6. 8J-0445 [1] PLUG  
7. 8F-3469 [1] SEAL  
8. 8J-6066 [1] COVER  
9. 8J-5472 [7] RING  
10. 8J-8725 [7] SEAL  
11. 8J-0415 [1] HEAD  
12. 9S-8001 [2] PLUG  
  4J-7533 [2] SEAL  
13. 8J-6103 Y [1] VALVE GROUP  
    (Separate Illustration)
14. 8J-6314 [1] CUP  
15. 8J-6316 Y [1] VALVE GROUP  
    (Separate Illustration)
16. 9S-8002 [3] PLUG  
  3J-7354 [3] SEAL  
17. 8J-2028 [1] SPACER  
18. 8J-6305 [1] SPRING  
19. 8J-6728 [1] SPRING  
20. 8J-6303 [1] SEAT  
21. 6F-8205 [6] SPACER  
  Y   SEPARATE ILLUSTRATION
 

#SEBP10450766
 

8J-6729: HEAD GP-PUMP CONTROL

8J6729 PUMP CONTROL HEAD GROUP--Type 2
Part of 8J6730 Slipper Pump Group shown on Pages 232, 233A and 233C
3G3901 and 8J6103 Valve parts are shown on Pages 236B and 237
c171386 SEBP1045
8J6729 HEAD GP-PUMP 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. 1B-7182 [2] BOLT  
  3B-4505 [2] LOCKWASHER  
2. 8J-6726 [1] COVER  
3. 2K-8198 [1] SEAL  
4. 3G-1763 C [1] HOUSING  
5. 2D-0598 [2] SEAL  
6. 8J-0445 [1] PLUG  
7. 8F-3469 [1] SEAL  
8. 8J-6066 [1] COVER  
9. 8J-5472 [7] RING  
10. 8J-8725 [7] SEAL  
11. 8J-0415 [1] HEAD  
12. 9S-8001 [2] PLUG  
  4J-7533 [2] SEAL  
13. 8J-6103 Y [1] VALVE GROUP  
    (Separate Illustration)
14. 8J-6314 [1] CUP  
15. 3G-3921 YC [1] VALVE GROUP  
    (Separate Illustration)
16. 9S-8002 [3] PLUG  
  3J-7354 [3] SEAL  
17. 8J-2028 [1] SPACER  
18. 8J-6305 [1] SPRING  
19. 8J-6728 [1] SPRING  
20. 8J-6303 [1] SEAT  
21. 6F-8205 [6] SPACER  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#SEBP10450767
 

3G-3921: VALVE GP-SERVO

3G3921 SERVO VALVE GROUP
Part of 8J6729 Pump Control Head Group shown on Page 236A
c171388 SEBP1045
3G3921 VALVE GP-SERVO Parts scheme
  For full view, you need register

Parts for your 120G MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8J-4574 [1] PISTON  
2. 8J-2032 [1] PISTON  
3. 2L-6726 [1] RING  
4. 8J-2040 [1] INSERT  
5. 5B-9324 [1] SETSCREW  
6. 8J-8345 [1] CARTRIDGE  
7. 3G-3919 [1] SLEEVE  
8. 3G-3917 [1] STOP  
9. 3G-3916 [1] RING  
10. 8J-2027 [1] SPACER  
11. 3D-8317 [1] RING  
12. 3G-3909 [1] SPOOL  
 

#SEBP10450768
 

3G-3929: VALVE GP

3G3929 FOLLOWER VALVE GROUP
Provides Field Replacement for 3G3909 Spool and 3G3919
Sleeve shown on Page 236B
c217077 SEBP1045
3G3929 VALVE GP Parts scheme
  For full view, you need register

Parts for your 120G MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3D-8317 [1] RING-RETAINING  
2. 8J-2027 [1] SPACER  
3. 3G-3917 [1] STOP  
4. 3G-3909 [1] SPOOL  
5. 3G-3919 [1] SLEEVE-FOLLOW UP  
6. 3G-3916 [1] RING-RETAINING  
 

#SEBP10450769
 

8J-6103: VALVE GP

8J6103 PRESSURE REDUCING VALVE GROUP
Part of 8J6729 Pump Control Head Group shown on Page 236
c200162 SEBP1045
8J6103 VALVE GP Parts scheme
  For full view, you need register

Parts for your 120G MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9S-8006 [1] PLUG  
2. 2M-9780 [1] SEAL  
3. 9S-4982 [1] SPRING  
4. 8J-6076 [1] PISTON  
5. 8J-2030 [1] PISTON  
6. 8J-6075 [1] CARTRIDGE  
7. 8J-6100 [1] PISTON  
 

Information:

Caterpillar Parts SIS Catalog 120G :

PUMP GP-SLIPPER
8J-6730 PUMP GP-SLIPPER
PUMP GP-SLIPPER
8J-6730 PUMP GP-SLIPPER
PUMP GP-SLIPPER
8J-6730 PUMP GP-SLIPPER
PUMP GP-SLIPPER
8J-6730 PUMP GP-SLIPPER
PUMP GP-SLIPPER
8J-6730 PUMP GP-SLIPPER
RELIEF VALVE GROUP
9J-5147 RELIEF VALVE GROUP
VALVE GP-RELIEF
3G-8437 VALVE GP-RELIEF
VALVE GP
3G-5186 VALVE GP
PUMP GP-SLIPPER
8J-6730 PUMP GP-SLIPPER
PUMP GP-SLIPPER
8J-6730 PUMP GP-SLIPPER
IMPLEMENT PUMP AND MOUNTING GROUP
9D-0950 IMPLEMENT PUMP AND MOUNTING GROUP
PUMP GP-SLIPPER & GEAR PISTON
8J-6731 PUMP GP-SLIPPER & GEAR PISTON
HEAD GP-PUMP CONTROL
8J-6729 HEAD GP-PUMP CONTROL
HEAD GP-PUMP CONTROL
8J-6729 HEAD GP-PUMP CONTROL
VALVE GP-SERVO
3G-3921 VALVE GP-SERVO
VALVE GP
3G-3929 VALVE GP

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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