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6P1321 PLANETARY TRANSMISSION GP--PART 2 OF 4 If Transmission Is Serialized Use Transmission S/N. Otherwise Use Vehicle S/N 24W1 To 24W2654 Inclusive. Transmission S/N 1YA1-Up Part Of 3P5673 Transmission Ar. Shown On Page 100 631D


POWER TRAIN
TRANSMISSION GP
OPERATOR STATION
CONTROL GP-TRANSMISSION
POWER TRAIN
CONTROL GP-TRANSMISSION HYD
VALVE GP-SELECTOR
HYDRAULIC SYSTEM
MOTOR GP


POWER TRAIN

TRANSMISSION GP
 

#SEBP10620460
 

6P-1321: PLANETARY GP

6P1321 PLANETARY TRANSMISSION GP--PART 2 OF 4
If Transmission Is Serialized Use Transmission S/N. Otherwise
Use Vehicle S/N 24W1 To 24W2654 Inclusive. Transmission S/N 1YA1-Up
Part Of 3P5673 Transmission Ar. Shown On Page 100
c321147 SEBP1062
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Parts for your 631D WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7S-8631 [5] SHAFT ASSEM.  
    (Each Includes)
2. 3S-0036 [1] PLUG  
3. 7S-4485 [1] PLATE ASSEM.  
    (Includes)
  7M-8480 [4] DOWEL  
4. 7G-2516 C [5] GEAR (24 teeth)  
  5M-6126 [5] BEARING  
5. 6P-1259 [1] HOUSING ASSEM.  
    (Includes)
  7M-8480 [2] DOWEL  
6. 7S-4543 [1] PISTON  
7. 8S-3521 [1] RING  
8. 1A-5964 [2] BOLT  
9. 7G-2526 C [8] GEAR (23 teeth)  
  5M-2051 [16] BEARING  
10. 3T-5834 C [16] DISC  
11. 7S-8577 [4] SHAFT  
12. 7S-8578 [4] SHAFT  
13. 7G-0892 C [8] WASHER  
14. 7G-2525 C [4] GEAR (17 teeth)  
  7S-4534 [8] BEARING  
15. 0S-1585 [17] BOLT  
  3H-7654 C [17] WASHER  
16. 7S-4495 [1] GEAR (81 teeth)  
17. 7S-4523 [1] GEAR (101 teeth)  
18. 8S-3371 [1] RING  
19. 6P-7709 [1] CAGE ASSEM.  
    (Includes)
20. 6P-7706 [1] CARRIER  
21. 3S-1292 [1] BEARING  
22. 9M-2001 [2] DOWEL  
23. 6B-6863 [1] PIN  
24. 8S-9184 [1] GEAR ASSEM.  
    (Includes)
  8S-9183 [1] HUB  
25. 8S-9182 [1] RING  
26. 8S-9181 C [1] GEAR (36 Teeth)  
27. 8P-6949 PLATE  
  C   INDICATES CHANGE
 

#SEBP10620461
 

6P-1321: PLANETARY GP

6P1321 PLANETARY TRANSMISSION GROUP--Part 3 of 4
IF TRANSMISSION IS SERIALIZED USE TRANSMISSION SERIAL NO.
OTHERWISE USE VEHICLE SERIAL NO. Serial No. 24W1 to 24W2654 inclusive.
Transmission Serial No. 1YA1-Up. Part of 3P5673 Transmission Arrangement
shown on Page 100
c176410 SEBP1062
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Parts for your 631D WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1M-8649 [1] RING  
2. 6H-7201 [1] RING  
3. 3S-2619 [1] RING  
4. 1S-5623 [4] PLATE  
5. 0T-0102 [16] BOLT  
6. 4F-2218 [4] LOCK  
7. 2S-4993 [1] SLINGER  
8. 7S-8971 [1] GEAR (35 teeth)  
9. 7S-8970 [1] GEAR (29 teeth)  
10. 5S-7779 [1] RING  
11. 9S-8838 [1] ADAPTER  
12. 8H-3981 [1] RING  
13. 5S-4442 [1] BEARING  
14. 2K-5967 [1] RING  
15. 8S-0005 [1] CARRIER ASSEM.  
16. 7S-8968 [4] TUBE  
17. 3H-9500 [4] LOCK  
18. 6F-0155 [2] RING  
19. 7S-4497 [1] GEAR (55 teeth)  
20. 9M-6193 [60] SPRING ASSEM.  
21. 0S-1594 [12] BOLT  
  3S-2666 [6] LOCK  
22. 9M-2004 [2] BEARING  
23. 1M-8652 [2] RING  
24. 8P-2401 [1] SHAFT ASSEM.  
    (Includes)
  5M-8651 [1] BEARING  
25. 5S-4441 [1] DOWEL  
26. 3S-9975 [1] PISTON  
27. 9P-4254 C [3] DISC ASSEM.  
28. 1K-8953 [2] PLATE  
  6V-1720 CH PLATE (Serial Number)  
  7B-3028 C [2] SCREW  
  C   INDICATES CHANGE
  H   NOT SHOWN
 

#SEBP10620462
 

6P-1321: PLANETARY GP

6P1321 PLANETARY TRANSMISSION GROUP--Part 4 of 4
IF TRANSMISSION IS SERIALIZED USE TRANSMISSION SERIAL NO.
OTHERWISE USE VEHICLE SERIAL NO. Serial No. 24W1 to 24W2654 inclusive.
Transmission Serial No. 1YA1-Up. Part of 3P5673 Transmission Arrangement
shown on Page 100
c176411 SEBP1062
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Parts for your 631D WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8M-1112 [1] SEAL  
2. 4S-5811 [1] PLUG  
3. 4S-5814 [1] HOUSING ASSEM.  
    (Includes)
  7M-8480 [2] DOWEL  
4. 6P-1037 [1] RING  
5. 3P-4269 [1] PISTON  
6. 4S-5805 [1] RING  
7. 5B-1952 [5] SPRING  
8. 3P-4270 [5] PLATE  
9. 0L-2070 [8] BOLT  
  5M-2894 C [8] WASHER  
10. 7S-8580 [1] CARRIER  
11. 8S-9067 [1] HOUSING ASSEM.  
    (Includes)
  7M-8480 [2] DOWEL  
12. 8P-4520 C [1] PISTON  
13. 1S-9496 [1] RING  
14. 1P-4110 [12] DISC ASSEM.  
15. 2P-4472 R [9] PLATE  
16. 4M-9641 [16] BOLT  
  2M-0849 [16] WASHER  
17. 7S-8594 [1] HOUSING  
18. 7S-8972 [1] GEAR (81 teeth)  
19. 4M-1677 [5] PIN  
20. 1M-9691 [20] SPRING  
21. 9H-5546 [5] PIN  
22. 4S-8724 [3] DISC ASSEM.  
23. 3S-0044 R [2] PLATE  
24. 3S-1283 [1] RING  
25. 3S-1282 [2] RING  
26. 9G-0599 C [1] MANIFOLD ASSEM.  
    (Includes)
27. 8B-1312 [2] DOWEL  
28. 3P-4265 [1] PISTON  
29. 4M-8871 [10] PIN  
30. 0T-0573 [7] BOLT  
  5M-2894 [7] WASHER  
31. 7S-4505 [1] HOUSING ASSEM.  
    (Includes)
  7M-8480 [2] DOWEL  
  C   INDICATES CHANGE
  R   REMFG PART MAY BE AVAILABLE
 

#SEBP10620463
 

3P-8470: CONTROL GP-TRANSMISSION

3P8470 TRANSMISSION HYDRAULIC CONTROL GROUP--Part 1 of 2--Type 1
Part of 3P5673 Transmission Arrangement shown on Pages 100 & 100A
8S9121 Accumulator and 9S2818 Valve parts are shown on Page 111
c208279 SEBP1062
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Parts for your 631D WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9H-0223 [1] SEAL  
2. 5S-3656 [1] SHAFT  
3. 0L-1329 [1] BOLT  
4. 1D-4719 [1] NUT  
5. 3B-4508 [1] LOCKWASHER  
6. 4B-4280 [1] WASHER  
7. 9S-5222 [1] SPACER  
8. 8S-6377 [1] PIN  
9. 8M-4432 [7] SEAL  
10. 9S-2818 Y [1] VALVE GROUP  
    (Separate Illustration)
11. 8S-9121 Y [1] ACCUMULATOR GROUP  
    (Separate Illustration)
12. 0S-1608 [2] BOLT  
13. 1A-5964 [4] BOLT  
14. 7S-4539 [6] SLEEVE  
15. 1S-7462 [12] SEAL  
16. 8S-0599 [1] SLEEVE  
17. 8M-4437 [2] SEAL  
18. 7B-2499 [1] RING  
19. 2P-1964 [2] SLEEVE  
20. 7S-4540 [1] SLEEVE  
21. 1P-3230 [1] MANIFOLD  
22. 0T-0573 [3] BOLT  
23. 5M-2894 [9] WASHER  
24. 9M-4288 [18] BOLT  
25. 9M-1974 [27] WASHER  
26. 9M-4289 [14] BOLT  
27. 5M-6214 [3] PLUG  
28. 4H-1394 [1] WASHER  
  Y   SEPARATE ILLUSTRATION
 

#SEBP10620464
 

3P-8470: CONTROL GP-TRANSMISSION

3P8470 TRANSMISSION HYDRAULIC CONTROL GROUP--Part 2 of 2--Type 1
Part of 3P5673 Transmission Arrangement shown on Pages 100 & 100A
7S6937, 6P3233, 3P2973 and 3P6661 Valve parts are shown on
Pages 110 and 112 through 114
c159694 SEBP1062
  For full view, you need register

Parts for your 631D WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5S-7785 [2] CAM  
2. 1B-4203 [4] NUT  
3. 7M-5915 [4] PIN  
4. 5M-2894 [12] WASHER  
5. 2D-0598 [1] SEAL  
6. 5S-7795 [1] BRACKET ASSEM.  
7. 8H-8175 [2] BEARING  
8. 9M-2069 [1] PIN  
9. 8M-8652 [1] SHAFT  
10. 9H-0223 [1] SEAL  
11. 1D-4717 [1] NUT  
12. 5S-6985 [1] SPACER  
13. 4M-1768 [1] SPRING  
14. 1A-1460 [1] BOLT  
15. 9S-5222 [1] SPACER  
16. 4B-4280 [1] WASHER  
17. 1S-3155 [2] DETENT ASSEM.  
  1S-3154 [1] DETENT  
18. 9M-2022 [1] DOWEL  
19. 1S-3211 [1] PIN  
  1S-3206 [2] BEARING  
20. 6P-5642 [1] PLATE  
22. 3P-2973 [1] CONTROL GROUP (pressure)  
23. 3P-6661 Y [1] VALVE GROUP (selector)  
    (Separate Illustration)
24. 7S-8590 [1] PLATE  
25. 2S-5818 [12] BOLT 76.20mm(3 in.) long  
26. 9M-1974 [43] WASHER  
27. 7S-6937 Y [1] VALVE GROUP  
    (Separate Illustration)
28. 8M-5248 [10] SEAL  
29. 8P-4054 [1] PLATE  
30. 7S-8581 [1] MANIFOLD  
31. 3S-1364 [4] DOWEL  
32. 8M-1115 [4] RETAINER  
33. 0L-1143 [7] BOLT  
34. 3P-2398 [1] MANIFOLD  
35. 1S-9811 [29] BOLT 152.40mm(6 in.) long  
36. 2S-5778 [1] LEVER  
37. 8S-3453 [1] LEVER ASSEM.  
38. 2H-3429 [2] RING  
  2P-1049 [1] DOWEL  
39. 2P-3621 [1] PIN  
  2H-3429 [3] RING  
40. 8M-4437 [8] SEAL  
41. 1S-5554 [4] SLEEVE  
42. 4S-8569 [1] SPRING  
43. 6P-3233 Y [1] PRESSURE CONTROL GROUP  
    (Separate Illustration)
44. 3P-2420 [1] ELBOW  
  8M-4992 [1] SEAL  
  8M-8162 C [2] BOLT  
45. 3S-1323 C [1] SLEEVE  
46. 8M-4432 [1] SEAL  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#SEBP10620465
 

3P-8470: CONTROL GP-TRANSMISSION

3P8470 TRANSMISSION HYDRAULIC CONTROL GROUP--Part 1 of 2--Type 2
IF TRANSMISSION IS SERIALIZED USE TRANSMISSION SERIAL NO.
OTHERWISE USE VEHICLE SERIAL NO. Serial No. 24W1 to 24W2654 inclusive.
Transmission Serial No. 1YA1-Up. Part of 3P5673 Transmission Arrangement
shown on Pages 100 & 100A. 8S9121 Accumulator and 9S2818 Valve parts are
shown on Page 111
c172618 SEBP1062
  For full view, you need register

Parts for your 631D WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9H-0223 [1] SEAL  
2. 5S-3656 [1] SHAFT  
3. 0L-1329 [1] BOLT  
4. 1D-4719 [1] NUT  
5. 3B-4508 [1] LOCKWASHER  
6. 4B-4280 [1] WASHER  
7. 9S-5222 [1] SPACER  
8. 8S-6377 [1] PIN  
9. 8M-4432 [7] SEAL  
10. 9S-2818 Y [1] VALVE GROUP  
    (Separate Illustration)
11. 8S-9121 Y [1] ACCUMULATOR GROUP  
    (Separate Illustration)
12. 0S-1608 [2] BOLT  
13. 1A-5964 [4] BOLT  
14. 7S-4539 [6] SLEEVE  
15. 1S-7462 [12] SEAL  
16. 8S-0599 [1] SLEEVE  
17. 8M-4437 [2] SEAL  
18. 7B-2499 [1] RING  
19. 2P-1964 C [3] SLEEVE  
20. 4H-1394 [1] WASHER  
21. 1P-3230 [1] MANIFOLD  
22. 0T-0573 [3] BOLT  
23. 5M-2894 [9] WASHER  
24. 9M-4288 [18] BOLT  
25. 9M-1974 [27] WASHER  
26. 9M-4289 [14] BOLT  
27. 5M-6214 [3] PLUG  
  Y   SEPARATE ILLUSTRATION
 

#SEBP10620466
 

3P-8470: CONTROL GP-TRANSMISSION

3P8470 TRANSMISSION HYDRAULIC CONTROL GROUP--Part 2 of 2--Type 2
IF TRANSMISSION IS SERIALIZED USE TRANSMISSION SERIAL NO.
OTHERWISE USE VEHICLE SERIAL NO. Serial No. 24W1 to 24W2654 inclusive.
Transmission Serial No. 1YA1-Up. Part of 3P5673 Transmission Arrangement
shown on Pages 100 & 100A. 8P4221, 6P3233, 3P2973 and 3P6661 Valve parts are
shown on Pages 110A and 112 through 114
c172619 SEBP1062
  For full view, you need register

Parts for your 631D WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5S-7785 [2] CAM  
2. 1B-4203 [4] NUT  
3. 7M-5915 [4] PIN  
4. 5M-2894 [12] WASHER  
5. 2D-0598 [1] SEAL  
6. 5S-7795 [1] BRACKET ASSEM.  
7. 8H-8175 [2] BEARING  
8. 9M-2069 [1] PIN  
9. 8M-8652 [1] SHAFT  
10. 9H-0223 [1] SEAL  
11. 1D-4717 [1] NUT  
12. 5S-6985 [1] SPACER  
13. 4M-1768 [1] SPRING  
14. 1A-1460 [1] BOLT  
15. 9S-5222 [1] SPACER  
16. 4B-4280 [1] WASHER  
17. 1S-3155 [2] DETENT ASSEM.  
  1S-3154 [1] DETENT  
18. 9M-2022 [1] DOWEL  
19. 8P-4764 C [1] PIN  
  1S-3206 [2] BEARING  
20. 6P-5642 [1] PLATE  
21. 8M-4432 [1] SEAL  
22. 3P-2973 [1] CONTROL GROUP (pressure)  
23. 3P-6661 Y [1] VALVE GROUP (selector)  
    (Separate Illustration)
24. 7S-8590 [1] PLATE  
25. 2S-5818 [12] BOLT 76.20mm(3 in.) long  
26. 9M-1974 [43] WASHER  
27. 8P-4221 YC [1] VALVE GROUP  
    (Separate Illustration)
28. 8M-5248 [10] SEAL  
29. 8P-4054 [1] PLATE  
30. 7S-8581 [1] MANIFOLD  
31. 3S-1364 [4] DOWEL  
32. 8M-1115 [4] RETAINER  
33. 0L-1143 [7] BOLT  
34. 3P-2398 [1] MANIFOLD  
35. 1S-9811 [29] BOLT 152.40mm(6 in.) long  
36. 2S-5778 [1] LEVER  
37. 8S-3453 [1] LEVER ASSEM.  
38. 2H-3429 [2] RING  
  2P-1049 [1] DOWEL  
39. 6P-7736 C [1] PIN  
  2H-3429 [3] RING  
40. 8M-4437 [8] SEAL  
41. 7G-4284 C [4] SLEEVE  
42. 4S-8569 [1] SPRING  
43. 6P-3233 Y [1] PRESSURE CONTROL GROUP  
    (Separate Illustration)
44. 3P-2420 [1] ELBOW  
  8M-4992 [1] SEAL  
  8M-8162 [2] BOLT  
45. 3S-1323 [1] SLEEVE  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#SEBP10620467
 

7S-6937: SELECTOR VALVE GROUP

7S6937 SELECTOR VALVE GROUP
Part of 3P8470 Transmission Hydraulic Control Group shown on Page 109
c208601 SEBP1062
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Parts for your 631D WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7S-6936 [1] BODY  
2. 2S-3513 [1] SPOOL  
3. 2S-3514 [1] SPOOL  
4. 2S-3515 [1] SPOOL  
5. 8P-4633 C [1] SPOOL  
6. 2S-5717 [4] NUT  
7. 5S-0909 [1] NUT  
8. 8S-9099 [3] LINK ASSEM.  
    (Each Includes)
9. 2L-5894 [3] PIN  
    (1 in each 8S9099 Link Assem.)
  C   INDICATES CHANGE
 

#SEBP10620468
 

8P-4221: VALVE GP-SELECTOR

8P4221 SELECTOR VALVE GROUP
IF TRANSMISSION IS SERIALIZED USE TRANSMISSION SERIAL NO. OTHERWISE USE VEHICLE SERIAL NO.
Serial No. 24W1 to 24W2654 inclusive. Transmission Serial No. 1YA1-Up. Part of 3P8470 Transmission Hydraulic Control
Group shown on Page 109B
c231195 SEBP1062
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Parts for your 631D WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8P-2781 [1] BODY  
2. 2S-3513 [1] SPOOL  
3. 2S-3514 [1] SPOOL  
4. 2S-3515 [1] SPOOL  
5. 8P-4633 [1] SPOOL  
6. 2S-5717 [4] NUT  
7. 5S-0909 [1] NUT  
8. 8S-9099 [3] LINK ASSEM.  
    (Each Includes)
9. 2L-5894 [3] PIN  
10. 7G-4981 C [1] PLATE (identification)  
11. 7B-3028 C [1] SCREW  
  C   INDICATES CHANGE
 

#SEBP10620469
 

8S-9121: ACCUMULATOR GP

8S9121 ACCUMULATOR GROUP
IF TRANSMISSION IS SERIALIZED USE TRANSMISSION SERIAL NO. OTHERWISE USE
VEHICLE SERIAL NO. Serial No. 24W1 to 24W2654 inclusive. Transmission Serial No.
1YA1-Up. Part of 3P8470 Transmission Hydraulic Control Group shown on
Pages 108 and 109A
c107333 SEBP1062
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Parts for your 631D WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9S-8010 [1] PLUG  
2. 7M-0148 [1] SPRING  
3. 7S-8571 [1] PISTON  
4. 2S-4078 [1] SEAL  
 

Information:

Caterpillar Parts SIS Catalog 631D :

Truck sale:

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