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

7J3972 TILT RELIEF VALVE GROUP Part of 8J166 and 8J165 Hydraulic Tank and Valve Groups, 7J3974 Control Valve Group and 5J1350 Conversion Group shown on Pages 114, 114D, 117, 118B, 118C-3, 121, 121B & 124 966C


HYDRAULIC SYSTEM
VALVE GP-RELIEF
VALVE GP-CONTROL
VALVE GP-RELIEF
VALVE GP-AUXILIARY

WHEEL LOADER 966C WHEEL LOADER 30K
 966C WHEEL LOADER 30K01625-02368 (MACHINE) POWERED BY 3306 ENGINE UEG0716S 966C 30K   (1967)

HYDRAULIC SYSTEM

VALVE GP-RELIEF
VALVE GP-RELIEF
6J-8272 VALVE GP-RELIEF
TILT RELIEF VALVE GROUP
7J-3972 TILT RELIEF VALVE GROUP
VALVE GP
7J-4878 VALVE GP
VALVE GP-RELIEF
9J-0638 VALVE GP-RELIEF
VALVE GP-RELIEF
7J-3975 VALVE GP-RELIEF
 

#UEG0716S0270
 

7J-3972: TILT RELIEF VALVE GROUP

7J3972 TILT RELIEF VALVE GROUP
Part of 8J166 and 8J165 Hydraulic Tank and Valve Groups, 7J3974 Control
Valve Group and 5J1350 Conversion Group shown on Pages
114, 114D, 117, 118B, 118C-3, 121, 121B & 124
c203872 UEG0716S
7J3972 TILT RELIEF VALVE GROUP Parts scheme
  For full view, you need register

Parts for your 966C WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  2J-8200 C [15] SHIM  
  7J-8971 [1] RETAINER  
  3J-8880 [1] SPRING  
  3J-8879 [1] SPRING  
  0S-1590 [2] BOLT  
  5M-2894 C [2] WASHER  
  2J-8203 [1] BODY GROUP  
  4J-0519 [1] SEAL  
  7J-2546 [1] PISTON  
  4J-5351 [1] SEAL  
  4J-7853 [1] BLOCK  
  0S-1590 [2] BOLT  
  3B-4506 C [2] LOCKWASHER  
  2J-8069 [1] COVER  
  4J-5477 [2] SEAL  
  3J-1971 [1] SPACER  
  C   INDICATES CHANGE
 

#UEG0716S0271
 

7J-3974: CONTROL VALVE GROUP

7J3974 CONTROL VALVE GROUP--Type 1
Part of 8J162, 8J163, 8J164, 8J166, 8J165 and Hydraulic Tank and Valve Groups shown on Pages 103,
106, 107A, 109, 113, 117 & 118C-3. 7J3972, 7J4878 and 7J3975 Valve parts are shown on Pages 120, 122 and 123
c202368 UEG0716S
7J3974 CONTROL VALVE GROUP Parts scheme
  For full view, you need register

Parts for your 966C WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  4J-0519 [1] SEAL  
  4J-7526 [1] BRACKET  
  7B-3235 [2] BOLT  
  3B-4508 [2] LOCKWASHER  
  2J-5437 [2] INSERT  
    (Part of Body Group 4J8172)
  7J-3972 Y [1] VALVE GROUP  
    (Separate Illustration)
  [1] STEM  
    (Part of Body Group 4J8172)
  0L-1329 [2] BOLT  
  3B-4508 [2] LOCKWASHER  
  4J-0521 [2] SEAL  
  7J-3975 Y [1] VALVE GROUP  
    (Separate Illustration)
  5J-8316 [1] HOUSING  
  4J-7415 [2] VALVE  
  4J-8172 [1] BODY GROUP  
    (Parts of Body Group 4J8172)
  0S-1573 [3] BOLT  
  3B-4508 [3] LOCKWASHER  
  4J-0522 [2] SEAL  
  4J-0523 [4] SEAL  
  8F-3469 [14] SEAL  
  5J-8359 [1] BODY  
  4J-0523 [2] SEAL  
  3J-5317 [1] COVER  
  0S-1585 [3] BOLT  
  3B-4508 [3] LOCKWASHER  
  4J-7415 [2] VALVE  
  1D-4566 [3] BOLT  
  3B-4508 [3] LOCKWASHER  
  1D-4707 [2] BOLT  
  3B-4507 [4] LOCKWASHER  
  4J-7066 [2] SPRING  
  4J-0523 [2] SEAL  
  3J-3096 [1] SPACER  
  8J-2334 [1] RETAINER  
  4J-3555 [1] SPRING  
  2J-4860 [1] SPACER  
  2J-1712 [1] SCREW  
  2J-7258 [1] WASHER  
  7J-4878 Y [1] VALVE GROUP  
    (Separate Illustration)
  0S-0509 [2] BOLT  
  4J-7415 [2] VALVE  
  1D-4707 [2] BOLT  
  3J-2493 [1] PLUG ASSEM  
    (Part of Body Group 4J8172)
  3K-0360 [1] "O" RING  
    (Part of Plug Assem 3J2493)
  0T-0320 [4] BOLT  
  2J-5820 [2] PLUG  
  4J-2923 [2] FLANGE  
  4J-7954 [1] SPACER  
  2J-5845 [2] SPRING  
  4J-7953 [1] SPACER  
  4J-8149 [1] SPRING (Outer)  
  5F-1560 [1] SPRING (Inner)  
  4J-0519 [2] SEAL  
  4J-7910 [1] SCREW  
  4J-7932 [1] SPACER  
  4J-8147 [1] RETAINER  
  0S-1594 [2] BOLT  
  3B-4506 [4] LOCKWASHER  
  3J-1553 [2] PLUG  
  4J-5267 [2] SEAL  
  3J-5122 [1] PLUG ASSEM.  
  3J-7354 [1] SEAL  
    (Part of Plug Assem. 3J5122)
  4J-7066 [2] SPRING  
  4J-0523 SEAL  
  Y   SEPARATE ILLUSTRATION
 

#UEG0716S0272
 

7J-3974: CONTROL VALVE GROUP

7J3974 CONTROL VALVE GROUP--Type 2
Part of 8J162, 8J163, 8J164, 8J166 and 8J165 Hydraulic Tank and Valve Groups shown on Pages 103, 106,
107A, 109, 113, 117 and 118C-3. 7J3972, 7J3776, 7J4878 and 7J3975 Valve parts are shown on Pages 120, 122 and 123
c154057 UEG0716S
7J3974 CONTROL VALVE GROUP Parts scheme
  For full view, you need register

Parts for your 966C WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  4J-0519 [1] SEAL  
  4J-7526 [1] BRACKET  
  7B-3235 [2] BOLT  
  3B-4508 [2] LOCKWASHER  
  2J-5437 [2] INSERT  
    (Part of Body Group 4J8172)
  7J-3972 Y [1] VALVE GROUP  
    (Separate Illustration)
  0L-1329 [2] BOLT  
  3B-4508 [2] LOCKWASHER  
  4J-0521 [2] SEAL  
  7J-3975 Y [1] VALVE GROUP  
    (Separate Illustration)
  5J-8316 [1] HOUSING  
  4J-7415 [2] VALVE  
  7J-3776 YC [1] BODY GROUP  
    (Separate Illustration)
  0S-1573 [3] BOLT  
  3B-4508 [3] LOCKWASHER  
  4J-0522 [2] SEAL  
  4J-0523 [4] SEAL  
  8F-3469 [14] SEAL  
  5J-8359 [1] BODY  
  4J-0523 [2] SEAL  
  3J-5317 [1] COVER  
  0S-1585 [3] BOLT  
  3B-4508 [3] LOCKWASHER  
  4J-7415 [2] VALVE  
  1D-4566 [3] BOLT  
  3B-4508 [3] LOCKWASHER  
  1D-4707 [2] BOLT  
  3B-4507 [4] LOCKWASHER  
  4J-7066 [2] SPRING  
  4J-0523 [2] SEAL  
  3J-3096 [1] SPACER  
  8J-2334 [1] RETAINER  
  4J-3555 [1] SPRING  
  2J-4860 [1] SPACER  
  2J-1712 [1] SCREW  
  2J-7258 [1] WASHER  
  7J-4878 Y [1] VALVE GROUP  
    (Separate Illustration)
  0S-0509 [2] BOLT  
  4J-7415 [2] VALVE  
  1D-4707 [2] BOLT  
  0T-0320 [4] BOLT  
  2J-5820 [2] PLUG  
  4J-2923 [2] FLANGE  
  4J-7954 [1] SPACER  
  2J-5845 [2] SPRING  
  4J-7953 [1] SPACER  
  4J-8149 [1] SPRING (outer)  
  8F-1560 [1] SPRING (inner)  
  4J-0519 [2] SEAL  
  4J-7910 [1] SCREW  
  4J-7932 [1] SPACER  
  4J-8147 [1] RETAINER  
  0S-1594 [2] BOLT  
  3B-4506 [4] LOCKWASHER  
  3J-1553 [2] PLUG  
  4J-5267 [2] SEAL  
  9S-8002 C [1] PLUG  
  3J-7354 [1] SEAL  
  4J-7066 [2] SPRING  
  4J-0523 [2] SEAL  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#UEG0716S0273
 

9J-7035: VALVE GP-CONTROL

9J7035 CONTROL VALVE GROUP--Part 1 of 2
Part of 8J162, 8J163, 8J164, 8J166 and 8J165 Hydraulic Tank and Valve Groups shown on Pages 104B,
106C, 110C, 114C and 118B. 7J3975 Valve parts are shown on Page 123
c152343 UEG0716S
9J7035 VALVE GP-CONTROL Parts scheme
  For full view, you need register

Parts for your 966C WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4J-0522 [2] SEAL  
2. 1A-1460 [1] BOLT  
3. 3B-4508 [12] LOCKWASHER  
4. 4J-0521 [2] SEAL  
5. 1A-5822 [3] BOLT  
6. 8J-6126 [1] HOUSING  
  4J-7415 [2] VALVE  
7. 9S-8010 [1] PLUG  
  2S-4078 [1] SEAL  
8. 3J-1553 [2] PLUG  
9. 4J-5267 [2] SEAL  
10. 9S-8002 [1] PLUG  
  3J-7354 [1] SEAL  
11. 1D-4566 [3] BOLT  
12. 0S-1585 [3] BOLT  
13. 3J-5317 [1] COVER  
14. 4J-0523 [6] SEAL  
15. 5J-8359 [1] BODY  
16. 8F-3469 [14] SEAL  
17. 7J-3975 Y [1] VALVE GROUP  
    (Separate Illustration)
18. 4J-7526 [1] BRACKET  
19. 4J-0519 [1] SEAL  
20. 7B-3235 [2] BOLT  
  Y   SEPARATE ILLUSTRATION
 

#UEG0716S0274
 

9J-7035: VALVE GP-CONTROL

9J7035 CONTROL VALVE GROUP--Part 2 of 2
Part of 8J162, 8J163, 8J164, 8J166 and 8J165 Hydraulic Tank and Valve Groups shown on Pages 104B,
106C, 110C, 114C and 118B. 9J638 Valve parts are shown on Page 122A
c153552 UEG0716S
9J7035 VALVE GP-CONTROL Parts scheme
  For full view, you need register

Parts for your 966C WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6J-5804 [1] BAFFLE  
2. 0S-0509 [2] BOLT  
3. 3B-4506 [4] LOCKWASHER  
4. 3J-3096 [1] SPACER  
5. 8J-2334 [1] RETAINER  
6. 9J-0638 Y [2] VALVE GROUP  
    (Separate Illustration)
7. 4J-3555 [1] SPRING  
8. 2J-4860 [1] SPACER  
9. 2J-1712 [1] SCREW  
  2J-7258 [1] WASHER  
10. 4J-7415 [3] VALVE  
11. 2J-5845 [2] SPRING  
12. 2J-5820 [2] PLUG  
13. 0T-0320 [4] BOLT  
  3B-4507 [4] LOCKWASHER  
14. 4J-2923 [2] FLANGE  
15. 4J-7954 [1] SPACER  
16. 4J-7953 [1] SPACER  
17. 8F-1560 [1] SPRING (inner)  
18. 4J-7910 [1] SCREW  
19. 4J-8147 [1] RETAINER  
20. 4J-8149 [1] SPRING  
21. 4J-7932 [1] SPACER  
22. 0S-1594 [2] BOLT  
23. 4J-7066 [3] SPRING  
24. 4J-0523 [2] SEAL  
25. 7J-3776 [1] BODY GROUP  
    (Includes)
  2J-5437 [2] INSERT  
  9S-8005 [1] PLUG  
  3K-0360 [1] SEAL  
26. 4J-0519 [2] SEAL  
  Y   SEPARATE ILLUSTRATION
 

#UEG0716S0275
 

7J-3776: BODY GP

7J3776 BODY GROUP--Control Valve--Field Installation
Also part of 7J3974 Control Valve Group shown on Page 121B. Available in place
of 4J8172 Body Group when used in logging fork operations requiring high
modulation in lift circuit
c111388 UEG0716S
7J3776 BODY GP Parts scheme
  For full view, you need register

Parts for your 966C WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. [1] BODY ASSEM.  
2. [1] STEM  
3. 3K-0360 [1] SEAL  
4. 9S-8005 [1] PLUG  
5. [1] STEM  
6. 2J-5437 [2] INSERT  
 

#UEG0716S0276
 

7J-4878: VALVE GP

7J4878 TILT RELIEF VALVE GROUP
Part of 7J3974 Control Valve Group shown on Pages 121 and 121B
c202373 UEG0716S
7J4878 VALVE GP Parts scheme
  For full view, you need register

Parts for your 966C WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  2J-8200 [9] SHIM  
  7J-8971 [1] RETAINER  
  3J-8880 [1] SPRING  
  3J-8879 [1] SPRING  
  0S-1590 [2] BOLT  
  5M-2894 [2] WASHER  
  2J-8203 [1] BODY GROUP  
  4J-0519 [1] SEAL  
  7J-2546 [1] PISTON  
  4J-5351 [1] SEAL  
  4J-7853 [1] BLOCK  
  7J-4877 [1] BAFFLE  
  2J-8069 [1] COVER  
  0L-1143 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  4B-4278 [2] WASHER  
  3H-2137 [2] LUG  
  4J-5477 [2] SEAL  
  3J-1971 [1] SPACER  
 

#UEG0716S0277
 

9J-0638: VALVE GP-RELIEF

9J638 RELIEF VALVE GROUP
Part of 9J7035 Control Valve Group shown on Page 121D
c149721 UEG0716S
9J0638 VALVE GP-RELIEF Parts scheme
  For full view, you need register

Parts for your 966C WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5B-5946 [1] PLUG  
2. 5J-9100 [2] SHIM (.005" Thick)  
  5J-9101 [4] SHIM (.010" Thick)  
3. 5J-9102 [1] BODY  
4. 5J-9103 [1] SPRING  
5. 5J-9105 [1] WASHER  
6. 6J-6439 [1] VALVE  
7. 2M-9780 [1] SEAL  
8. 5J-9104 [1] SPRING  
 

#UEG0716S0278
 

7J-3975: VALVE GP-RELIEF

7J3975 RELIEF VALVE GROUP
Part of 7J3974 Control Valve Group shown on Pages 121 and 121B
c207698 UEG0716S
7J3975 VALVE GP-RELIEF Parts scheme
  For full view, you need register

Parts for your 966C WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  6J-1311 [1] ROD  
  3J-3429 [1] PLUG  
  3J-7470 [1] SHIM  
  2J-2866 [8] SHIM  
  2J-6089 [1] SPRING  
  1J-8497 [1] VALVE  
  0S-1573 [2] BOLT  
  3B-4508 [2] LOCKWASHER  
  8J-0061 [1] SEAT  
  5J-4664 [1] SPRING  
  4J-0522 [1] SEAL  
  2J-5357 [1] BODY  
  9J-8142 [1] VALVE GROUP  
  6J-3405 [1] SEAT  
  4J-0519 [1] SEAL  
 

#UEG0716S0279
 

4J-8126: INTERNAL AUXILIARY VALVE GROUP

4J8126 INTERNAL AUXILIARY VALVE GROUP
Part of 8J166 and 8J165 Hydraulic Tank and Valve Groups and 4J8538 and
4J8540 Conversion Groups shown on Pages 113, 114C, 117, 118C-3, 125 and 126
c133024 UEG0716S
4J8126 INTERNAL AUXILIARY VALVE GROUP Parts scheme
  For full view, you need register

Parts for your 966C WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  0S-1585 [2] BOLT  
  3B-4508 [2] LOCKWASHER  
  4J-5225 [1] FLANGE  
  4J-0519 [1] SEAL  
  2J-5820 [1] PLUG  
  2J-5845 [1] SPRING  
  2J-5436 [1] VALVE  
  4J-5181 [1] BODY GROUP  
  [1] BODY  
  [1] STEM  
    (PARTS OF BODY GROUP 4J5181)
  3L-0526 [1] BOLT  
  3B-4507 [1] LOCKWASHER  
  0L-1352 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  1J-4798 [1] WASHER  
  4J-7882 [1] SPACER  
  4J-3840 [1] SPRING  
  4J-5573 [5] SEAL (LARGE)  
  8F-3469 [6] SEAL (SMALL)  
  4J-7656 [1] RETAINER  
  4J-7446 [1] RETAINER  
 

Information:

Technical Information Bulletin
Warming The Hydraulic System
Warming The Hydraulic System
Specifications
Main Relief Valve<BR> (4J8131)
966C WHEEL LOADER HYDRAULIC SYSTEM
Main Relief Valve<BR> (7J3975)
966C WHEEL LOADER HYDRAULIC SYSTEM
Relief Valves For Tilt Circuit<BR> (4J8675)
966C WHEEL LOADER HYDRAULIC SYSTEM
Relief Valves For Tilt Circuit
966C WHEEL LOADER HYDRAULIC SYSTEM
Tool Operating Manual
Repairing Line Relief Valve Seats in Hydraulic Control Valves Using the 229-3612 Hydraulic Valve Seat Repair Kit{0738, 5117}
Repairing Line Relief Valve Seats in Hydraulic Control Valves Using the 229-3612 Hydraulic Valve Seat Repair Kit{0738, 5117}

Caterpillar Parts SIS Catalog 966C :

VALVE GP-RELIEF
6J-8272 VALVE GP-RELIEF
FILTER GP-HYDRAULIC OIL
3G-0339 FILTER GP-HYDRAULIC OIL
HYDRAULIC OIL FILTER GROUP
6J-1443 HYDRAULIC OIL FILTER GROUP
VALVE GP-INTERNAL AUXILIARY
6J-4692 VALVE GP-INTERNAL AUXILIARY
VALVE GP-INTERNAL AUXILIARY
6J-4692 VALVE GP-INTERNAL AUXILIARY
VALVE GP-ACTUATOR
9J-5838 VALVE GP-ACTUATOR
8J-0165 TANK & VALVE GP
8J-0165 TANK & VALVE GP
CONTROL VALVE GROUP
7J-3974 CONTROL VALVE GROUP
CONTROL VALVE GROUP
7J-3974 CONTROL VALVE GROUP
VALVE GP-CONTROL
9J-7035 VALVE GP-CONTROL
9J-7035 VALVE GP-CONTROL
BODY GP
7J-3776 BODY GP
VALVE GP
7J-4878 VALVE GP
VALVE GP-RELIEF
9J-0638 VALVE GP-RELIEF
VALVE GP-RELIEF
7J-3975 VALVE GP-RELIEF

Truck sale:

Caterpillar 966C
 
Caterpillar 966C
- Wheel Loaders
PETERSON TRACTOR CO
Caterpillar 966C, Wheel Loaders, Construction
30,547 
Caterpillar 966C, Wheel Loaders, Construction
- Wheel Loaders
FINNING CANADA
 
31,209 
Caterpillar 966C, Wheel Loaders, Construction


Caterpillar 966C, Wheel Loaders, Construction
35,551 
Caterpillar 966C, Wheel Loaders, Construction

FINNING CANADA
Caterpillar 966C, Wielladers, Bouw
28.000 
Caterpillar 966C, Wielladers, Bouw
- Wheel loaders
MICHIGAN CAT
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.