AVSPARE.COM
parts catalog
  1. Home
  2. Caterpillar catalog

9J785 REDUCING VALVE GROUP Part of 9J782 Combination Valve Group 235 EXCAVATOR


HYDRAULIC SYSTEM
VALVE GP-PRESSURE REDUCING
PUMP GP
OPERATOR STATION
CONTROL GP-HYDRAULIC
HYDRAULIC SYSTEM
VALVE GP-SERVO
VALVE GP
PUMP GP

EXCAVATOR 235 EXCAVATOR 81X
 235 EXCAVATOR 81X00001-UP (MACHINE) POWERED BY 3306 ENGINE SEBP1212 235 81X   (1978)

HYDRAULIC SYSTEM

VALVE GP-PRESSURE REDUCING
VALVE GP-REDUCING
9J-0785 VALVE GP-REDUCING
VALVE GP-REDUCING
8J-8578 VALVE GP-REDUCING
 

#SEBP12120260
 

9J-0785: VALVE GP-REDUCING

9J785 REDUCING VALVE GROUP
Part of 9J782 Combination Valve Group
c203969 SEBP1212
9J0785 VALVE GP-REDUCING Parts scheme
  For full view, you need register

Parts for your 235 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8F-6419 [4] BOLT  
  3B-4507 [4] LOCKWASHER  
2. 9J-0786 [1] VALVE GROUP  
3. 9J-0781 [1] COVER  
4. 9J-0789 [4] PISTON  
5. 4J-5309 [6] SEAL  
6. 9J-0788 [1] SLUG  
7. 8F-6711 [2] SEAL  
8. 9S-4191 [1] PLUG  
  3J-1907 [1] SEAL  
 

#SEBP12120261
 

8J-8578: VALVE GP-REDUCING

8J8578 REDUCING VALVE GROUP
Part of 8K2629 Pump Lines Group shown on Page 159
c217210 SEBP1212
8J8578 VALVE GP-REDUCING Parts scheme
  For full view, you need register

Parts for your 235 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9J-7278 C [1] SLUG  
  7H-3639 C [1] PIN (spring)  
2. 8J-2054 [1] WASHER  
3. 0S-1618 [2] BOLT  
  3B-4505 [2] LOCKWASHER  
4. 8J-2055 [1] COVER  
5. 2H-3932 [1] SEAL  
6. 9S-8004 [1] PLUG  
  3J-1907 [1] SEAL  
7. 9J-7210 C [1] PLUNGER  
8. 8J-8575 [1] RETAINER  
9. 9J-7211 C [1] PLUG  
10. 3S-4506 C [1] LOCK  
11. 1B-4203 C [1] NUT  
12. 6J-3134 C [1] SEAL  
13. 9S-8001 [5] PLUG  
  4J-7533 [5] SEAL  
14. 8J-8574 [1] SPRING  
15. 4F-7952 [1] SEAL  
16. 2H-5001 [1] SEAL  
17. 9S-8005 [1] PLUG  
18. 3K-0360 [2] SEAL  
19. 1A-2029 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
20. 3G-5748 C [1] VALVE GROUP  
    (Includes)
  8J-8573 [1] COVER  
21. 8J-8572 [1] SLUG  
22. 8J-8577 [1] VALVE GROUP  
  C   INDICATES CHANGE
 

#SEBP12120262
 

8J-1905: PUMP GP-PISTON

8J1905 SLIPPER PISTON PUMP GROUP--2 Required--Part 1 of 2
Serial No. 81X1 to 81X367 inclusive
8J6899 Pump Control Head parts are shown on Page 166
c218562 SEBP1212
8J1905 PUMP GP-PISTON Parts scheme
  For full view, you need register

Parts for your 235 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2P-9703 [1] PLATE  
2. 4B-4158 [4] SCREW  
3. 3P-1210 [1] CONE  
4. 2H-6488 [4] BOLT  
5. 3B-4508 [10] LOCKWASHER  
6. 8J-6899 Y [1] HEAD GROUP  
    (Separate Illustration)
7. 9J-3526 R [1] PLATE  
8. 8J-0240 [1] GASKET  
9. 0S-1573 [4] BOLT  
10. 034-4160 C [8] BOLT  
11. 3G-5750 C [2] BEARING  
12. 8J-0218 [6] SHIM .14 mm(.005 in.) thick  
  8J-0217 [4] SHIM .06 mm(.002 in.) thick  
13. 8J-0171 [1] PLATE  
14. 1D-4572 [2] BOLT  
15. 5B-5821 [2] DOWEL  
16. 1K-6985 [1] RING  
17. 3G-3150 C [1] PLATE  
18. 8J-6897 [9] PISTON ASSEM.  
19. 8J-2043 [1] SPRING  
20. 9J-8667 R [1] BARREL ASSEM.  
21. 8J-0237 [2] SPACER  
22. 9M-1974 C [8] WASHER  
  R   REMFG PART MAY BE AVAILABLE
  Y   SEPARATE ILLUSTRATION
  C   INDICATES CHANGE
 

#SEBP12120263
 

8J-1905: PUMP GP-PISTON

8J1905 SLIPPER PISTON PUMP GROUP--2 Required--Part 2 of 2
Serial No. 81X1 to 81X367 inclusive
c225146 SEBP1212
8J1905 PUMP GP-PISTON Parts scheme
  For full view, you need register

Parts for your 235 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8J-7336 [2] LINK  
2. 2J-0157 [2] SEAL  
3. 6F-8205 [5] WASHER .559 mm(.022 in.) thick  
  6H-0199 [1] WASHER 2.77 mm(.109 in.) thick  
  5J-9101 [1] SHIM .254 mm(.010 in.) thick  
4. 9J-7243 [1] BOLT  
5. 8J-0219 [1] BOLT  
6. 8J-7333 C [2] INSERT  
7. 8J-6276 [2] RETAINER  
8. 1S-8517 [2] RING  
9. 9S-8008 [2] PLUG  
  3D-2824 [3] SEAL  
10. 9M-2092 [2] SEAL  
11. 8J-0123 [2] COVER  
12. 6S-2827 [2] CONE  
13. 0S-1588 [14] BOLT  
  3B-4506 [14] LOCKWASHER  
14. 8J-0220 [4] SHIM .127 mm(.005 in.) thick  
  8J-0221 [4] SHIM .05 mm(.002 in.) thick  
15. 9J-8758 [2] SEAL  
16. 7H-2444 [2] SEAL  
17. 8J-6802 [1] SHAFT  
18. 7J-8893 [1] CONE  
19. 9J-6403 [1] RETAINER  
20. 6S-2826 [2] CUP  
21. 5B-5821 [1] DOWEL  
22. 9J-5416 C [1] SWASHPLATE  
23. 1T-0284 [3] BOLT  
24. 8J-0137 [1] BODY  
25. 7J-8894 [1] CUP  
26. 1A-2223 [2] DOWEL  
27. 1D-5121 [1] NUT  
28. 6D-7889 [2] SEAL  
    THE FOLLOWING REPAIR KIT IS AVAILABLE:
  8J-8652 [1] KIT  
    (Includes Gasket, Ring and Seals)
  C   INDICATES CHANGE
 

#SEBP12120264
 

8J-1905: PUMP GP-PISTON

8J1905 SLIPPER PISTON PUMP GROUP--2 Required--Part 1 of 2
Serial No. 81X368--Up
8J6899 Pump Control Head parts are shown on Page 166
c222233 SEBP1212
8J1905 PUMP GP-PISTON Parts scheme
  For full view, you need register

Parts for your 235 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2P-9703 [1] PLATE  
2. 4B-4158 [4] SCREW  
3. 3P-1210 [1] CONE  
4. 2H-6488 [4] BOLT  
5. 3B-4508 [10] LOCKWASHER  
6. 8J-6899 Y [1] HEAD GROUP  
    (Separate Illustration)
7. 9J-3526 R [1] PLATE  
8. 8J-0240 [1] GASKET  
9. 0S-1573 [4] BOLT  
10. 034-4160 [8] BOLT  
11. 3G-5750 [2] BEARING  
12. 8J-0218 [6] SHIM .14 mm(.005 in.) thick  
  8J-0217 [4] SHIM .06 mm(.002 in.) thick  
13. 8J-0171 [1] PLATE  
14. 1D-4572 [2] BOLT  
15. 5B-5821 [2] DOWEL  
16. 1K-6985 [1] RING  
17. 3G-3150 [1] PLATE  
18. 8J-6897 [9] PISTON ASSEM.  
19. 8J-2043 [1] SPRING  
20. 9J-8667 R [1] BARREL ASSEM.  
21. 8J-0237 [2] SPACER  
22. 9M-1974 [8] WASHER  
  R   REMFG PART MAY BE AVAILABLE
  Y   SEPARATE ILLUSTRATION
 

#SEBP12120265
 

8J-1905: PUMP GP-PISTON

8J1905 SLIPPER PISTON PUMP GROUP--2 Required--Part 2 of 2
Serial No. 81X368--Up
c225147 SEBP1212
8J1905 PUMP GP-PISTON Parts scheme
  For full view, you need register

Parts for your 235 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8J-7336 [2] LINK  
2. 2J-0157 [2] SEAL  
3. 6D-7889 [2] SEAL  
4. 9J-7243 [1] BOLT  
5. 3G-6019 C [1] BOLT  
6. 8J-7333 C [2] INSERT  
7. 8J-6276 [2] RETAINER  
8. 1S-8517 [2] RING  
9. 9S-8008 C [3] PLUG  
  3D-2824 [3] SEAL  
10. 9M-2092 [2] SEAL  
11. 8J-0123 [2] COVER  
12. 6S-2827 [2] CONE  
13. 0S-1588 [14] BOLT  
  3B-4506 [14] LOCKWASHER  
14. 8J-0220 [4] SHIM .127 mm(.005 in.) thick  
  8J-0221 [4] SHIM .05 mm(.002 in.) thick  
15. 9J-8758 [2] SEAL  
16. 7H-2444 [2] SEAL  
17. 8J-6802 [1] SHAFT  
18. 7J-8893 [1] CONE  
19. 9J-6403 [1] RETAINER  
20. 6S-2826 [2] CUP  
21. 5B-5821 [1] DOWEL  
22. 9J-5416 [1] SWASHPLATE  
23. 1T-0284 [3] BOLT  
24. 8J-0137 [1] BODY  
25. 7J-8894 [1] CUP  
26. 1A-2223 [2] DOWEL  
27. 1D-5121 C [2] NUT  
    THE FOLLOWING REPAIR KIT IS AVAILABLE:
  8J-8652 [1] KIT  
    (Includes Gasket, Ring and Seals)
  C   INDICATES CHANGE
 

#SEBP12120266
 

8J-6899: HEAD GP-PUMP CONTROL

8J6899 PUMP CONTROL HEAD GROUP
Part of 8J1905 Slipper Piston Pump Group shown on Page 164
c218447 SEBP1212
8J6899 HEAD GP-PUMP CONTROL Parts scheme
  For full view, you need register

Parts for your 235 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9S-8002 [5] PLUG  
  3J-7354 [5] SEAL  
2. 8J-0436 [1] HEAD  
3. 8J-0442 [1] COVER  
4. 5K-5959 [2] SEAL  
5. 8J-3800 [1] CARTRIDGE  
6. 8J-1898 [5] SHIM  
7. 8J-6305 [1] SPRING (outer)  
8. 8J-3819 [1] SPRING (inner)  
9. 0S-1585 [2] BOLT  
  3B-4508 [2] LOCKWASHER  
10. 8J-2029 [1] SPACER  
11. 8J-0444 [1] COVER  
12. 8J-2028 [1] SPACER  
13. 5P-1480 [6] SEAL  
  8J-3817 [6] RING  
14. 3G-3926 YC [1] VALVE GROUP  
    (Separate Illustration)
15. 8J-7334 [1] PISTON  
16. 8J-3816 [1] PISTON  
17. 8J-0412 [1] CUP  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#SEBP12120267
 

3G-3926: VALVE GP-SERVO

3G3926 SERVO VALVE GROUP
Part of 8J6899 Pump Control Head Group. Note: For Field Replacement of 3G3925
Sleeve and 3G3924 Spool order 3G3928 Follower Valve Group shown on Page 167
c216390 SEBP1212
3G3926 VALVE GP-SERVO Parts scheme
  For full view, you need register

Parts for your 235 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5B-9324 [1] SETSCREW  
2. 8J-2027 [1] SPACER  
3. 3D-8317 [1] RING  
4. 3G-3917 [1] STOP  
5. 3G-3916 [1] RING  
6. 8J-3820 [1] PISTON  
7. 8J-7335 [1] PISTON ASSEM.  
8. 8J-2040 [1] INSERT  
9. 2L-6726 [1] RING  
10. 8J-3801 [1] CARTRIDGE  
11. 3G-3925 [1] SLEEVE  
12. 3G-3924 [1] SPOOL  
 

#SEBP12120268
 

3G-3928: VALVE GP

3G3928 FOLLOWER VALVE GROUP--Field Installation
c216392 SEBP1212
3G3928 VALVE GP Parts scheme
  For full view, you need register

Parts for your 235 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3D-8317 [1] RING  
2. 3G-3916 [1] RING  
3. 3G-3917 [1] STOP  
4. 8J-2027 [1] SPACER  
 

#SEBP12120269
 

3G-1686: PUMP GP-GEAR

3G1686 HYDRAULIC SWING AND PILOT GEAR PUMP GROUP
c161676 SEBP1212
3G1686 PUMP GP-GEAR Parts scheme
  For full view, you need register

Parts for your 235 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7H-0974 [8] STUD  
2. 8H-5724 [8] NUT  
3. 6J-2391 [8] WASHER  
4. 7J-4772 [1] COUPLING  
  5S-1522 [1] RING  
5. 9J-5654 [2] SEAL  
6. 3G-1280 [1] SPACER  
7. 9J-9841 [1] PLUG  
    THE FOLLOWING REPAIR KITS ARE AVAILABLE:
  8J-9239 [1] KIT (seal)  
    (Includes Seals, Plates, & Retainer)
  8J-9420 [1] KIT (Gear-Pump-Rear)  
  3G-1858 [1] KIT (Gear Pump-Front)  
 

Information:

Caterpillar Parts SIS Catalog 235 :

VALVE GP-COMBINATION
9J-0782 VALVE GP-COMBINATION
VALVE GP-RELIEF
9J-3024 VALVE GP-RELIEF
VALVE GP-PITCH RELIEF
8J-2057 VALVE GP-PITCH RELIEF
LINES GP-PUMP
8K-2629 LINES GP-PUMP
LINES GP-PUMP
8K-2629 LINES GP-PUMP
LINES GP-PUMP
8K-2629 LINES GP-PUMP
LINES GP-PUMP
8K-2629 LINES GP-PUMP
FILTER GP-OIL
9J-1212 FILTER GP-OIL
VALVE GP-REDUCING
8J-8578 VALVE GP-REDUCING
PUMP GP-PISTON
8J-1905 PUMP GP-PISTON
PUMP GP-PISTON
8J-1905 PUMP GP-PISTON
PUMP GP-PISTON
8J-1905 PUMP GP-PISTON
PUMP GP-PISTON
8J-1905 PUMP GP-PISTON
HEAD GP-PUMP CONTROL
8J-6899 HEAD GP-PUMP CONTROL
VALVE GP-SERVO
3G-3926 VALVE GP-SERVO
VALVE GP
3G-3928 VALVE GP

Truck sale:

 
15,300 
Caterpillar LIFT TRUCKS ETR235, Misc Forklifts, Material handling equipment
- Misc Forklifts
MADISA
Caterpillar DX235LRC, Crawler Excavators, Construction
59,132 
Caterpillar DX235LRC, Crawler Excavators, Construction
- Crawler Excavators
FINNING CANADA
 
19,000 
Caterpillar LIFT TRUCKS ETR235A, Misc Forklifts, Material handling equipment
- Misc Forklifts
MADISA
 
24,600 
Caterpillar ETR235, Misc Forklifts, Material handling equipment


 
22,000 
Caterpillar 235, Crawler Excavators, Construction


Back to top
Contacts Request list Affiliate disclosure
The names Cat, Caterpillar, John Deere, Komatsu, Volvo, Hitachi, Doosan, JCB, Hyundai or any other original equipment manufacturers are registered trademarks of the respective original equipment manufacturers. All names, descriptions, numbers and symbols are used for reference purposes only.
AVSpare.com is in no way associated with any of the manufacturers we have listed. All manufacturer's names and descriptions are for reference only. Cat® and Caterpillar® are registered trademarks of Caterpillar, Inc.