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

6D3943 RETARDER VALVE ASSEMBLY Part Of 9D3790 Retarder Lines 631D WHEEL TRACTOR


BRAKING SYSTEM
VALVE GP
POWER TRAIN
VALVE GP-RETARDER CONTROL
BRAKING SYSTEM
CHAMBER AS-BRAKE
CONTROL GP

WHEEL TRACTOR 631D WHEEL TRACTOR 24W
 631D TRACTOR 24W00001-UP (MACHINE) POWERED BY 3408 ENGINE SEBP1062 631D 24W   (1975)

BRAKING SYSTEM

VALVE GP
VALVE AS
6D-3943 VALVE AS
BRAKE VALVE ASSEMBLY
5D-3640 BRAKE VALVE ASSEMBLY
VALVE AS
4D-2287 VALVE AS
VALVE AS-AIR CONTROL
6G-1576 VALVE AS-AIR CONTROL
 

#SEBP10620550
 

6D-3943: VALVE AS

6D3943 RETARDER VALVE ASSEMBLY
Part Of 9D3790 Retarder Lines
c326870 SEBP1062
6D3943 VALVE AS Parts scheme
  For full view, you need register

Parts for your 631D WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  4B-1328 [2] SCREW  
  4D-5238 [1] CLAMP  
  4B-1319 [2] SCREW  
  3B-4504 [2] LOCKWASHER  
  4M-8303 [1] SEAL  
  4D-5243 [2] LOCKWASHER  
  4D-5239 [2] SCREW  
  4D-5253 [1] SET SCREW  
  4D-7066 [1] HANDLE ASSEM.  
  7D-4048 [1] KNOB (BROWN)  
  4D-5254 [1] RING  
  5T-1085 C [1] RING (ADJUSTING)  
  4D-5256 [1] SEAL  
  7D-2117 [1] CAM & FOLLOWER ASSEM.  
  4D-5245 [1] COVER  
  4D-5248 [1] GASKET  
  7D-4049 [1] PISTON ASSEM.  
  3H-1461 [1] SEAL  
  4D-5262 [1] SPRING  
  7D-4050 [1] VALVE ASSEM.  
  C   INDICATES CHANGE
 

#SEBP10620551
 

2P-5802: VALVE GP-RETARDER CONTROL

2P5802 RETARDER CONTROL VALVE GROUP--Type 1
Part of 9D3790 Retarder Lines Group shown on Page 136
AN ATTACHMENT
c203317 SEBP1062
2P5802 VALVE GP-RETARDER CONTROL Parts scheme
  For full view, you need register

Parts for your 631D WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2P-9153 [1] COVER  
2. 6P-4639 C [1] DIAPHRAGM  
3. 1S-5646 [1] SPRING  
4. 1S-5567 [1] COVER  
5. 9S-4684 [1] PLUG  
  3J-1907 [1] SEAL  
6. 9H-2367 [1] SPRING  
7. 1S-2121 [1] PLUNGER  
8. 0S-1588 [8] BOLT  
  3B-4506 [8] LOCKWASHER  
9. 5S-4498 [1] SLUG  
10. 6P-4638 C [1] SPOOL  
11. 2P-9168 [1] BODY  
12. 2S-6547 [1] STOP  
13. 2S-6538 [1] SPRING  
14. 9M-7539 [1] SEAL  
15. 6P-4640 C [1] PLATE  
16. 1B-2790 [1] BOLT  
  9M-1974 [1] WASHER  
17. 3K-5762 [1] PLUG  
18. 8L-6565 C [1] PIN  
  C   INDICATES CHANGE
 

#SEBP10620552
 

2P-5802: VALVE GP-RETARDER CONTROL

2P5802 RETARDER CONTROL VALVE GROUP--Type 2--Replaced by 8P7703
shown on Page 138A--Part of 9D3790 Retarder Lines Group shown on
Page 136. AN ATTACHMENT
c165270 SEBP1062
2P5802 VALVE GP-RETARDER CONTROL Parts scheme
  For full view, you need register

Parts for your 631D WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6P-8600 C [1] COVER  
2. 8P-6553 C [1] DIAPHRAGM  
3. 1S-5646 [1] SPRING  
4. 1S-5567 [1] COVER  
5. 9S-4684 [1] PLUG  
  3J-1907 [1] SEAL  
6. 9H-2367 [1] SPRING  
7. 1S-2121 [1] PLUNGER  
8. 0S-1588 [8] BOLT  
  3B-4506 [8] LOCKWASHER  
9. 5S-4498 [1] SLUG  
10. 6P-4638 [1] SPOOL  
11. 2P-9168 [1] BODY  
12. 2S-6547 [1] STOP  
13. 2S-6538 [1] SPRING  
14. 9M-7539 [1] SEAL  
15. 6P-8601 C [1] STUD  
16. 5R-0419 C [1] BOLT  
17. 3K-5762 [1] PLUG  
18. 8L-6565 [1] PIN  
  C   INDICATES CHANGE
 

#SEBP10620553
 

8P-7703: VALVE GP-RETARDER CONTROL

8P7703 RETARDER CONTROL VALVE GROUP
Part of 9D3790 Retarder Lines Group shown on Pages 136A, 136B & 136C
AN ATTACHMENT
c237856 SEBP1062
8P7703 VALVE GP-RETARDER CONTROL Parts scheme
  For full view, you need register

Parts for your 631D WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6P-8600 [1] COVER  
2. 9G-0041 C [1] DIAPHRAGM  
3. 1S-5646 [1] SPRING  
4. 7D-4637 [1] COVER  
5. 9S-4684 [1] PLUG  
  3J-1907 [1] SEAL  
6. 9H-2367 [1] SPRING  
7. 1S-2121 [1] PLUNGER  
8. 0S-1571 [4] BOLT  
9. 5S-4498 [1] SLUG  
10. 6P-4638 [1] SPOOL  
11. 8P-7702 [1] BODY  
12. 2S-6547 [1] STOP  
13. 2S-6538 [1] SPRING  
14. 9M-7539 [1] SEAL  
15. 6P-8601 [1] STUD  
16. 5R-0419 C [1] BOLT  
17. 7H-3171 C [1] PLUG  
18. 8L-6565 [1] PIN  
19. 3B-4506 [8] LOCKWASHER  
20. 0S-1588 [4] BOLT  
  C   INDICATES CHANGE
 

#SEBP10620554
 

2J-2184: ROTOCHAMBER AS

2J2184 ROTOCHAMBER ASSEMBLY
Part of 9D3620 & 6G1510 Brake Control Groups shown on Pages 143, 143M, 143R, 143V & 143Z
c163533 SEBP1062
2J2184 ROTOCHAMBER AS Parts scheme
  For full view, you need register

Parts for your 631D WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  7D-3754 [1] SPRING (OUTER)  
  7D-3753 [1] SPRING (INNER)  
  7D-2346 [2] GUIDE  
  9F-0027 [1] ROD  
  8F-7280 [1] CLAMP  
  8F-7279 [1] CLAMP  
  8F-7277 [1] BODY  
  1B-4202 [8] NUT (fine thread)  
    -OR-
  1D-4716 C [8] NUT (coarse thread)  
  3B-4505 [8] LOCKWASHER  
  1B-4207 [2] NUT  
  1B-4207 [1] NUT  
  3B-4512 [2] LOCKWASHER  
  8F-7288 [2] STUD  
  6F-6062 [1] YOKE ASSEM.  
    (Includes)
  8F-7263 [1] PIN (2.42"LONG)  
  3B-4624 [1] COTTER PIN  
  8F-7372 [1] BODY  
  8F-7289 [1] BOOT  
  8F-7285 [1] COVER  
  1B-4201 [8] NUT (fine thread)  
    -OR-
  1B-4330 C [8] NUT (coarse thread)  
  3B-4504 [8] LOCKWASHER  
  8F-7281 [1] GUIDE  
  8F-7278 [1] DIAPHRAGM  
  0T-0642 [8] BOLT  
  9F-5644 [8] LOCKWASHER  
  C   INDICATES CHANGE
 

#SEBP10620555
 

9D-3620: BRAKE CONTROL GROUP

9D3620 BRAKE CONTROL GROUP--Part 1 of 4
Serial No. 24W1 to 24W1476 inclusive
c161156 SEBP1062
9D3620 BRAKE CONTROL GROUP Parts scheme
  For full view, you need register

Parts for your 631D WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4D-0582 [14] UNION  
2. 5D-1272 [4] HOSE ASSEM. 96.52 cm(38 in.)  
3. 7K-1181 [12] STRAP  
4. 2L-3331 [2] UNION  
5. 9D-9194 [1] PLATE ASSEM.  
6. 2M-1908 [7] FITTING  
7. 5D-1274 [5] HOSE ASSEM. 254 cm(100 in.)  
8. 0S-0509 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
9. 5K-5338 [2] CLIP  
10. 5M-6213 [2] PLUG  
11. 7D-6282 [1] HOSE ASSEM. 106.68 cm(42 in.)  
12. 4D-0577 [5] UNION  
13. 8D-7495 [2] HOSE ASSEM.  
 

#SEBP10620556
 

9D-3620: BRAKE CONTROL GROUP

9D3620 BRAKE CONTROL GROUP--Part 2 of 4
Serial No. 24W1 to 24W1476 inclusive
5D470 and 6D1039 Valve parts are shown on Pages 126 and 146
c160669 SEBP1062
9D3620 BRAKE CONTROL GROUP Parts scheme
  For full view, you need register

Parts for your 631D WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5M-6213 [2] PLUG  
2. 3J-5390 [1] PLUG  
3. 4S-6330 [1] MANIFOLD  
4. 0S-1594 [4] BOLT  
5. 3B-4506 [4] LOCKWASHER  
6. 5K-9246 [3] CONNECTOR  
7. 6D-0918 [1] VALVE ASSEM.  
  3B-7738 [1] NIPPLE  
8. 8D-8965 [1] TUBE ASSEM.  
9. 6K-8498 [1] TEE  
10. 8D-8963 [1] TUBE ASSEM.  
11. 5K-9235 [3] ELBOW  
12. 3B-6553 [2] ELBOW  
13. 4S-7560 [1] HOSE ASSEM. 55.88 cm(22 in.)  
14. 5H-4778 [4] UNION  
15. 9D-6663 [1] VALVE  
16. 3D-8913 [2] UNION  
17. 7D-7596 [1] HOSE ASSEM. 185.42 cm(73 in.)  
19. 7D-7719 [1] TANK ASSEM.  
20. 2B-7409 [1] PLUG  
21. 6D-1432 [2] VALVE  
22. 3B-7259 [1] ELBOW  
  3B-7764 [1] BUSHING  
23. 4S-7530 [1] HOSE ASSEM. 119.38 cm(47 in.)  
24. 5D-0470 Y [1] VALVE ASSEM.  
    (Separate Illustration)
25. 5S-2403 [2] FITTING  
26. 6D-1039 Y [1] VALVE ASSEM.  
    (Separate Illustration)
27. 1S-0401 [1] UNION  
28. 4S-7606 [1] UNION  
29. 3D-8928 [1] HOSE ASSEM. 94 cm(37 in.)  
30. 4D-0582 [1] UNION  
31. 8D-8954 [1] TUBE ASSEM.  
32. 7D-5937 [2] HOSE ASSEM.  
33. 2L-3331 [1] UNION  
34. 6D-6489 [1] UNION  
35. 3L-6521 [1] TEE  
36. 6D-9855 [1] HOSE ASSEM. 40.64 cm(16 in.)  
37. 8D-8959 [1] TUBE ASSEM.  
38. 4J-4252 [2] CLAMP  
39. 6D-6964 [1] BUSHING  
  Y   SEPARATE ILLUSTRATION
 

#SEBP10620557
 

9D-3620: BRAKE CONTROL GROUP

9D3620 BRAKE CONTROL GROUP--Part 3 of 4
Serial No. 24W1 to 24W1476 inclusive
5D3640 and 7D2316 Valve parts are shown on Pages 144 and 145
c160670 SEBP1062
9D3620 BRAKE CONTROL GROUP Parts scheme
  For full view, you need register

Parts for your 631D WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5H-4778 [3] UNION  
2. 7D-5998 [2] HOSE ASSEM. 55.88 cm(22 in.)  
3. 4H-6147 [1] ADAPTER  
4. 6D-9855 [1] HOSE ASSEM. 40.64 cm(16 in.)  
5. 3B-7719 [1] COUPLING  
6. 5M-6213 C [5] PLUG  
7. 7D-2316 Y [1] VALVE ASSEM.  
    (Separate Illustration)
8. 3B-6553 [1] ELBOW  
9. 3L-6521 [6] TEE  
10. 4S-7530 [1] HOSE ASSEM. 119.38 cm(47 in.)  
11. 4D-6243 [1] HOSE ASSEM. 185.42 cm(73 in.)  
12. 4D-6923 [1] HOSE ASSEM. 185.42 cm(73 in.)  
13. 2D-0058 [2] COUPLING  
14. 6B-7639 [1] TEE  
15. 3B-7722 [1] BUSHING  
16. 3D-7587 [2] UNION  
17. 2H-3940 [1] UNION  
18. 5K-9246 [2] CONNECTOR  
19. 3J-5389 C [2] PLUG  
20. 5D-3640 Y [1] VALVE ASSEM.  
    (Separate Illustration)
21. 0S-1617 [3] BOLT  
  3B-4505 [3] LOCKWASHER  
22. 8D-8972 [1] TUBE ASSEM.  
23. 4S-7606 C [1] UNION  
24. 2B-0858 C [1] PLUG  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#SEBP10620558
 

9D-3620: BRAKE CONTROL GROUP

9D3620 BRAKE CONTROL GROUP--Part 4 of 4
Serial No. 24W1 to 24W1476 inclusive
2J2184 Rotochamber and 2R619 Valve parts are shown on Pages 139 and 145
c208340 SEBP1062
9D3620 BRAKE CONTROL GROUP Parts scheme
  For full view, you need register

Parts for your 631D WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4D-0577 [5] UNION  
2. 2R-0619 Y [2] VALVE ASSEM.  
    (Separate Illustration)
3. 3B-7741 [2] NIPPLE  
4. 3B-1915 [1] BOLT  
  4B-4278 [1] WASHER  
5. 3B-4506 [5] LOCKWASHER  
6. 7D-5937 [4] HOSE ASSEM. 63.50 cm(25 in.)  
7. 2L-3331 [3] UNION  
8. 4D-0582 [2] UNION  
  2D-8935 [2] ORIFICE  
9. 1S-0401 [1] UNION  
10. 2G-3537 [1] VALVE (relay)  
11. 7F-9504 [1] PLUG 6.35 mm(.25 in.) dia.  
  1B-5174 [1] PLUG 19.05 mm(.75 in.) dia.  
12. 0S-1594 [2] BOLT  
13. 2J-2184 Y [2] ROTOCHAMBER  
    (Separate Illustration)
14. 2G-0504 [1] BLOCK  
15. 0L-2070 [2] BOLT  
16. 4D-1544 [1] CLIP  
17. 6B-4661 [1] BUSHING  
    THE FOLLOWING REPAIR KIT IS AVAILABLE:
  2G-4674 [1] KIT (seal and valve)  
  Y   SEPARATE ILLUSTRATION
 

#SEBP10620559
 

9D-3620: BRAKE CONTROL GROUP

9D3620 BRAKE CONTROL GROUP--Part 1 of 4
Serial No. 24W1477 to 24W1648 inclusive
c166874 SEBP1062
9D3620 BRAKE CONTROL GROUP Parts scheme
  For full view, you need register

Parts for your 631D WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4D-0582 [14] UNION  
2. 5D-1272 C [2] HOSE ASSEM. 96.52 cm(38 in.)  
3. 7K-1181 C [13] STRAP  
4. 2L-3331 [2] UNION  
5. 9D-9194 [1] PLATE ASSEM.  
6. 2M-1908 C [2] FITTING  
7. 5D-1274 C [2] HOSE ASSEM. 254 cm(100 in.)  
8. 2G-8992 C [1] CLAMP  
9. 5K-5338 C [1] CLIP  
10. 5M-6213 [2] PLUG  
11. 5D-9508 C [1] HOSE ASSEM. 284.48 cm(112 in.)  
12. 3D-6395 C [2] HOSE ASSEM. 335.28 cm(132 in.)  
  C   INDICATES CHANGE
 

Information:

Caterpillar Parts SIS Catalog 631D :

LINES GP-RETARDER
9D-3790 LINES GP-RETARDER
LINES GP-RETARDER
9D-3790 LINES GP-RETARDER
LINES GP-RETARDER
9D-3790 LINES GP-RETARDER
LINES GP-RETARDER
9D-3790 LINES GP-RETARDER
LINES GP-RETARDER
9D-3790 LINES GP-RETARDER
LINES GP-RETARDER
9D-3790 LINES GP-RETARDER
RETARDER GP
3P-7018 RETARDER GP
RETARDER GP
3P-7018 RETARDER GP
VALVE GP-RETARDER CONTROL
2P-5802 VALVE GP-RETARDER CONTROL
VALVE GP-RETARDER CONTROL
2P-5802 VALVE GP-RETARDER CONTROL
VALVE GP-RETARDER CONTROL
8P-7703 VALVE GP-RETARDER CONTROL
ROTOCHAMBER AS
2J-2184 ROTOCHAMBER AS
BRAKE CONTROL GROUP
9D-3620 BRAKE CONTROL GROUP
BRAKE CONTROL GROUP
9D-3620 BRAKE CONTROL GROUP
BRAKE CONTROL GROUP
9D-3620 BRAKE CONTROL GROUP
BRAKE CONTROL GROUP
9D-3620 BRAKE CONTROL GROUP

Truck sale:

Caterpillar 631D
 
Caterpillar 631D
- Scrapers
HOLT CAT
Caterpillar 631D, Schaber, Bau-Und Bergbauausrüstung
35.000 
Caterpillar 631D, Schaber, Bau-Und Bergbauausrüstung
- Scrapers
TRACTOR & EQUIPMENT CO.
Caterpillar 631D, Schaber, Bau-Und Bergbauausrüstung
35.000 
Caterpillar 631D, Schaber, Bau-Und Bergbauausrüstung
- Scrapers
TRACTOR & EQUIPMENT CO.
Caterpillar 631D, Schaber, Bau-Und Bergbauausrüstung
35.000 
Caterpillar 631D, Schaber, Bau-Und Bergbauausrüstung
- Scrapers
TRACTOR & EQUIPMENT CO.
Caterpillar 631D, Construction
38,000 
Caterpillar 631D, Construction
- Scrapers
WAGNER EQUIPMENT CO
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.