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2G600 POWER SOURCE SEAT CONVERSION GROUP--Part 1 of 2 Serial No. 67M4581 to 65M5352 inclusive For Field replacement of 9D2628 Pump shown on Page 284 631C




OPERATOR STATION

SEAT GP
 

#SEBP10240380
 

2G-0600: POWER SOURCE SEAT CONVERSION GROUP

2G600 POWER SOURCE SEAT CONVERSION GROUP--Part 1 of 2
Serial No. 67M4581 to 65M5352 inclusive
For Field replacement of 9D2628 Pump shown on Page 284
SEBP10240380 SEBP1024
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Parts for your 631C WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  9J-6514 Y [1] VALVE ASSEMBLY  
    MOUNT IN CONVENIENT LOCATION ON TOP OF DIFFERENTIAL CASE BENEATH HITCH AND TO THE RIGHT OF THE MACHINE CENTERLINE IN SUCH A MANNER THAT HOSE ASSEMBLY 5D1258 WILL REACH THE HYDRAULIC TANK AND ACCUMULATOR LINE
  3B-4505 [2] LOCKWASHER -- TO BOLT  
  3B-6553 [1] ELBOW -- TO ADAPTER-- USE AS REQUIRED  
  4B-4277 [2] WASHER -- TO BOLT  
  1D-4538 [2] BOLT -- TO VALVE  
  1D-4707 [4] BOLT -- ADAPTER TO ACCUMULATOR-- USE AS REQUIRED  
  1D-4716 [2] NUT -- TO BOLT  
  4D-6880 [1] HOSE ASSEMBLY -- TO TEE IN RETURN PORT OF PRESSURE REDUCING VALVE  
  4D-6880 [1] HOSE ASSEMBLY -- TO CONNECTOR  
  5D-1258 [1] HOSE ASSEMBLY -- TO 5H4778 UNION  
  5D-7377 [1] FITTING -- TO HOSE ASSEMBLY TO REG. PORT ON 9J6514 VALVE ASSEMBLY  
  5D-7377 [1] FITTING -- TO PRESSURE PORT ON 9J6514 VALVE ASSEMBLY  
  5D-9522 [1] FITTING -- TO HOSE ASSEMBLY  
  6D-6001 [1] HOSE ASSEMBLY -- TO FITTING (IF HOSE IS TOO LONG FOR PARTICULAR INSTALLATION COIL EXCESS AND RETAIN AWAY FROM MOVING PARTS)  
  7F-8698 [4] BOLT -- ADAPTER TO CHARGING VALVE-- USE AS REQUIRED  
  2H-9233 [2] SPACER -- USE AS REQUIRED  
  4H-6147 [1] UNION -- TO TEE  
  5H-4778 [1] UNION -- TO TEE  
  2J-5907 [4] BOLT -- ADAPTER TO ACCUMULATOR --USE AS REQUIRED  
  3J-1907 [1] SEAL -- TO ADAPTER  
  3J-7354 [1] SEAL -- TO ADAPTER 5P2937  
  6J-0211 [1] ADAPTER -- TO FITTING TO ACCUMULATOR LINE  
  6J-3625 [1] SEAL -- TO ADAPTER  
  4K-8154 [1] PLATE -- TO VALVE-- TO DIFFERENTIAL CASE  
  3L-6521 [1] TEE -- TO ADAPTER OR ELBOW  
  Y   SEPARATE ILLUSTRATION
 

#SEBP10240381
 

2G-0600: POWER SOURCE SEAT CONVERSION GROUP

2G600 POWER SOURCE SEAT CONVERSION GROUP--Part 2 of 2
Serial No. 67M4581 to 67M5352 inclusive
For Field Replacement of 9D2628 Pump shown on Page 284
SEBP10240381 SEBP1024
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Parts for your 631C WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  5P-2937 [1] ADAPTER -- TO TEE TO RETURN PORT ON PRESSURE REDUCING VALVE  
  5P-3501 [1] ADAPTER -- TO TANK  
  3S-6115 [1] TEE -- TO HOSE ASSEMBLY  
  9S-1366 [2] BOLT -- USE AS REQUIRED  
  061-7921 [1] CONNECTOR -- HOSE ASSEMBLY TO RETURN LINE ON BOSTROM SEAT  
  061-7921 [1] CONNECTOR -- TO PRESSURE LINE ON BOSTROM SEAT  
 

#SEBP10240382
 

9J-6514: PRESSURE REDUCING VALVE ASSEMBLY

9J6514 PRESSURE REDUCING VALVE ASSEMBLY
Serial No. 67M4581 to 67M5352 inclusive
Part of 2G600 Power Source Seat Conversion Group shown on Pages 283A and 283B
c156717 SEBP1024
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Parts for your 631C WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3G-0670 [1] SPRING  
2. 3G-0671 [1] END  
3. 5B-9318 [1] BALL  
4. 3G-0669 [1] SPRING  
5. 3G-0672 [1] END  
6. 3D-4245 [1] SEAL  
7. 2D-6642 [1] BALL  
8. 5L-5840 [1] WASHER  
9. 1B-4203 [1] NUT  
10. 5P-5477 [1] SCREW  
 

#SEBP10240383
 

8D-8920: SEAT GP

8D8920 SEAT GROUP
Serial No. 67M4581 to 67M5352 inclusive
Part of Seat Frame and Platform shown on Pages 276, 278 and 280
c116955 SEBP1024
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Parts for your 631C WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9D-2628 [1] PUMP  
2. 9D-2631 [1] CUSHION ASSEM.  
  9D-2629 [2] BUMPER  
  4B-1256 [2] SCREW  
3. 9D-2626 [1] CUSHION  
4. 9D-2633 [1] PANEL ASSEM.  
5. 9D-2634 [1] VALVE  
6. 9D-2627 [1] VALVE & ROCKER ASSEM.  
7. 9D-2632 [1] ACCUMULATOR  
    THE FOLLOWING REPAIR KITS ARE AVAILABLE:
  9D-2636 [1] KIT (Hose)  
    (Consists of Hose Assems.)
  9D-2637 [1] KIT (Spring)  
    (Consists of Springs)
  9D-2638 [1] KIT (Bearing)  
    (Consists of Bearings)
  9D-2639 [1] KIT (Seat Cylinder)  
    (Consists of Cylinder, Washers, Nuts and Dust Cover)
 

#SEBP10240384
 

8D-8920: SEAT GP

8D8920 SEAT GROUP
Serial No. 67M5353 to 67M5468 inclusive
Part of 9D220 Seat Frame and Platform Group shown on Page 280
c206907 SEBP1024
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Parts for your 631C WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9D-9148 C [1] VALVE ASSEM. (relief)  
    (Includes)
  3J-7354 [1] "O" RING  
2. 9D-2631 [1] CUSHION ASSEM.  
    (Includes)
  9D-2629 [2] BUMPER  
  4B-1256 [2] SCREW  
3. 9D-2626 [1] CUSHION  
4. 9D-2633 [1] PANEL ASSEM.  
    (Includes)
5. 9D-2634 [1] VALVE  
6. 9D-2627 [1] VALVE & ROCKER ASSEM.  
7. 9D-2632 [1] ACCUMULATOR  
8. 2G-1884 C [1] BRACKET  
9. 2R-0364 C [4] RING  
    THE FOLLOWING REPAIR KITS ARE AVAILABLE:
  9D-2636 [1] KIT (hose)  
    (Includes Hose Assem.)
  9D-2637 [1] KIT (spring)  
    (Includes Springs)
  9D-2638 [1] KIT (bearing)  
    (Includes Bearings)
  2G-3783 C [1] KIT (cylinder seat)  
    (Includes Cylinder Assem., Washer, Nuts and Dust Cover)
  2G-1005 C [1] KIT (seal)  
    (Includes 2 seals)
  9D-9147 C [1] KIT (air pump)  
    (Includes Vent Assem., Rings, Screen, "U" Cup, Spring, & Balls)
  C   INDICATES CHANGE
 

#SEBP10240385
 

2G-0470: SEAT

SEAT (2G470 N/S)
Serial No. 67M5469 to 67M5511 inclusive. Part of Seat Frame and Platform shown on Page 282
9D7019 Seat and 9D4720 Suspension parts are shown on Pages 275 and 288 through 291
c152828 SEBP1024
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Parts for your 631C WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9D-7019 Y [1] SEAT GROUP  
    (Separate Illustration)
2. 8D-6899 [1] SEAT BELT  
3. 8S-0933 [3] EYE BOLT  
4. 1B-4204 [2] NUT  
  3B-4507 [2] LOCKWASHER  
  4B-4279 [2] WASHER  
5. 2G-1393 [1] HOSE ASSEM.  
6. 9D-4720 Y [1] SUSPENSION GROUP  
    (Separate Illustration)
7. 2P-7215 [3] ELBOW  
  2P-1279 [3] LOCKNUT  
8. 8K-1689 [2] HOSE ASSEM.  
9. 5B-8978 [1] TEE  
  7D-5363 [1] CONNECTOR  
10. 2G-0436 [1] HOSE ASSEM.  
11. 030-7947 [2] ELBOW  
  3J-1907 [2] SEAL  
12. 6D-4246 [1] CLIP  
13. 2G-0592 [1] HOSE ASSEM.  
14. 4D-5371 [3] CLIP  
15. 0S-1585 [4] BOLT  
  3B-4508 [4] LOCKWASHER  
16. 001-6498 [1] ELBOW (45 degrees)  
17. 9D-7079 [1] HOSE ASSEM.  
18. 6K-9194 [2] ELBOW (swivel)  
19. 5P-2618 [1] CONNECTOR  
  1J-9671 [1] SEAL  
20. 5B-3254 [1] NUT  
21. 030-3978 [1] CONNECTOR  
  3J-7354 [1] SEAL  
22. 9D-7058 [1] BELT  
  3B-4607 [3] COTTER PIN  
23. 0S-1617 [4] BOLT  
  7H-3937 [4] LOCKWASHER  
  Y   SEPARATE ILLUSTRATION
 

#SEBP10240386
 

2G-0470: SEAT GROUP

2G470 SEAT GROUP
Serial No. 67M5512 to 67M5889 inclusive
Part of 2G490 Seat Frame and Platform Group shown on Page 282
9D7019 Seat and 2G2599 Suspension parts are shown on Pages 275, 292 and 293
c205144 SEBP1024
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Parts for your 631C WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9D-7019 Y [1] SEAT GROUP  
    (Separate Illustration)
2. 8D-6899 [1] SEAT BELT  
3. 8S-0933 [3] EYE BOLT  
4. 1B-4204 [2] NUT  
  3B-4507 [2] LOCKWASHER  
  4B-4279 [2] WASHER  
5. 2G-1393 [1] HOSE ASSEM.  
6. 2G-2599 YC [1] SUSPENSION GROUP  
    (Separate Illustration)
7. 2P-7215 [3] ELBOW  
  2P-1279 [3] LOCKNUT  
8. 8K-1689 [2] HOSE ASSEM.  
9. 5B-8978 [1] TEE  
  7D-5363 [1] CONNECTOR  
10. 2G-0436 [1] HOSE ASSEM.  
11. 030-7947 [2] ELBOW  
  3J-1907 [2] SEAL  
12. 6D-4246 [1] CLIP  
13. 2G-0592 [1] HOSE ASSEM.  
14. 4D-5371 [3] CLIP  
15. 0S-1585 [4] BOLT  
  3B-4508 [4] LOCKWASHER  
16. 001-6498 [1] ELBOW (45 degrees)  
17. 9D-7079 [1] HOSE ASSEM.  
18. 6K-9194 [2] ELBOW (swivel)  
19. 5P-2618 [1] CONNECTOR  
  1J-9671 [1] SEAL  
20. 5B-3254 [1] NUT  
21. 030-3978 [1] CONNECTOR  
  3J-7354 [1] SEAL  
22. 9D-7058 [1] BELT  
  3B-4607 [3] COTTER PIN  
23. 0S-1617 [4] BOLT  
  7H-3937 [4] LOCKWASHER  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#SEBP10240387
 

2G-0470: SEAT GROUP

2G470 SEAT GROUP
Serial No. 67M5890 to 67M6050 inclusive
Part of 2G490 Seat Frame and Platform Group shown on Page 282
9D7019 and 2G5400 Seat Suspension parts are shown on Pages 275, 293A and 293B
c156842 SEBP1024
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Parts for your 631C WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9D-7019 Y [1] SEAT GROUP  
    (Separate Illustration)
2. 8D-6899 [1] SEAT BELT  
3. 8S-0933 [3] EYE BOLT  
4. 1B-4204 [2] NUT  
  3B-4507 [2] LOCKWASHER  
  4B-4279 [2] WASHER  
5. 2G-1393 [1] HOSE ASSEM.  
6. 2G-5400 YC [1] SUSPENSION GROUP  
    (Separate Illustration)
7. 2P-7215 [3] ELBOW  
  2P-1279 [3] LOCKNUT  
8. 8K-1689 [2] HOSE ASSEM.  
9. 5B-8978 [1] TEE  
  7D-5363 [1] CONNECTOR  
10. 2G-0436 [1] HOSE ASSEM.  
11. 030-7947 [2] ELBOW  
  3J-1907 [2] SEAL  
12. 6D-4246 [1] CLIP  
13. 2G-0592 [1] HOSE ASSEM.  
14. 4D-5371 [3] CLIP  
15. 0S-1585 [4] BOLT  
  3B-4508 [4] LOCKWASHER  
16. 001-6498 [1] ELBOW (45 degrees)  
17. 9D-7079 [1] HOSE ASSEM.  
18. 6K-9194 [2] ELBOW (swivel)  
19. 5P-2618 [1] CONNECTOR  
  1J-9671 [1] SEAL  
20. 5B-3254 [1] NUT  
21. 030-3978 [1] CONNECTOR  
  3J-7354 [1] SEAL  
22. 9D-7058 [1] BELT  
  3B-4607 [3] COTTER PIN  
23. 0S-1617 [4] BOLT  
  7H-3937 [4] LOCKWASHER  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#SEBP10240388
 

2G-0470: SEAT GROUP

2G470 SEAT GROUP--Type 1
Serial No. 67M6051-Up
Part of 2G490 Seat Frame and Platform Group shown on Page 282
2G6255 Seat and 2G5400 Suspension parts are shown on Pages 275A, 293A and 293B
c159546 SEBP1024
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Parts for your 631C WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2G-6255 YC [1] SEAT GROUP  
    (Separate Illustration)
2. 8D-6899 [1] SEAT BELT  
3. 8S-0933 [3] EYE BOLT  
4. 1B-4204 [2] NUT  
  3B-4507 [2] LOCKWASHER  
  4B-4279 [2] WASHER  
5. 2G-1393 [1] HOSE ASSEM.  
6. 2G-5400 Y [1] SUSPENSION GROUP  
    (Separate Illustration)
7. 2P-7215 [3] ELBOW  
  2P-1279 [3] LOCKNUT  
8. 8K-1689 [2] HOSE ASSEM.  
9. 5B-8978 [1] TEE  
  7D-5363 [1] CONNECTOR  
10. 2G-0436 [1] HOSE ASSEM.  
11. 030-7947 [2] ELBOW  
  3J-1907 [2] SEAL  
12. 6D-4246 [1] CLIP  
13. 2G-0592 [1] HOSE ASSEM.  
14. 4D-5371 [3] CLIP  
15. 0S-1585 [4] BOLT  
  3B-4508 [4] LOCKWASHER  
16. 001-6498 [1] ELBOW (45 degrees)  
17. 9D-7079 [1] HOSE ASSEM.  
18. 6K-9194 [2] ELBOW (swivel)  
19. 5P-2618 [1] CONNECTOR  
  1J-9671 [1] SEAL  
20. 5B-3254 [1] NUT  
21. 030-3978 [1] CONNECTOR  
  3J-7354 [1] SEAL  
22. 9D-7058 [1] BELT  
  3B-4607 [3] COTTER PIN  
23. 0S-1618 C [4] BOLT  
  7H-3937 [4] LOCKWASHER  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#SEBP10240389
 

2G-0470: SEAT GROUP

2G470 SEAT GROUP--Type 2
Serial No. 67M6051-Up
Part of 2G490 Seat Frame and Platform Group shown on Page 282
2G6470 Seat & 2G6480 Suspension parts are shown on Pages 275A, 293C & 293D
c168239 SEBP1024
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Parts for your 631C WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2G-6470 YC [1] SEAT GROUP  
    (Separate Illustration)
2. 8D-6899 [1] SEAT BELT GROUP  
    (Includes)
  2G-6654 C [1] SEAT BELT GROUP  
    (No serviceable parts)
    -OR-
  2G-6653 C [1] SEAT BELT GROUP  
    (Includes)
  2G-6651 [1] PIN  
  9M-7611 [1] RING  
3. 8S-0933 [3] EYE BOLT  
4. 1B-4204 [2] NUT  
  3B-4507 [2] LOCKWASHER  
  4B-4279 [2] WASHER  
5. 2G-1393 [1] HOSE ASSEM.  
6. 2G-6480 YC [1] SUSPENSION GROUP  
    (Separate Illustration)
7. 2P-7215 [3] ELBOW  
  2P-1279 [3] LOCKNUT  
8. 8K-1689 [2] HOSE ASSEM.  
9. 5B-8978 [1] TEE  
  7D-5363 [1] CONNECTOR  
10. 2G-0436 [1] HOSE ASSEM.  
11. 030-7947 [2] ELBOW  
  3J-1907 [2] SEAL  
12. 6D-4246 [1] CLIP  
13. 2G-0592 [1] HOSE ASSEM.  
14. 4D-5371 [3] CLIP  
15. 0S-1585 [4] BOLT  
  3B-4508 [4] LOCKWASHER  
16. 001-6498 [1] ELBOW (45 degrees)  
17. 9D-7079 [1] HOSE ASSEM.  
18. 6K-9194 [2] ELBOW (swivel)  
19. 5P-2618 [1] CONNECTOR  
  1J-9671 [1] SEAL  
20. 5B-3254 [1] NUT  
21. 030-3978 [1] CONNECTOR  
  3J-7354 [1] SEAL  
22. 9D-7058 [1] BELT  
  3B-4607 [3] COTTER PIN  
23. 1T-0765 C [4] BOLT  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

Information:

Special Instruction
Installation Of Conversion To Coach And Car Seat Groups{7324}
Installation Of Conversion To Coach And Car Seat Groups{7324}
Installation Procedure for the Caterpillar Advanced Ride Management (CARM) Seat Suspension Group on Certain Wheel Tractor-Scrapers{7312, 7324}
Installation Procedure for the Caterpillar Advanced Ride Management (CARM) Seat Suspension Group on Certain Wheel Tractor-Scrapers{7312, 7324}
Installation Instruction for 230-1394 Shock Absorber Kit (Extreme Duty) {7324}
Installation Instruction for 230-1394 Shock Absorber Kit (Extreme Duty) {7324}
Instructions for Operating the Caterpillar Advanced Ride Management (CARM) Seat{7312, 7324}
Instructions for Operating the Caterpillar Advanced Ride Management (CARM) Seat{7312, 7324}
Installation of Seat Belt Reminder Systems {1408, 1901, 1902, 7327, 7602, 7606, 7610, 7620}
Installation of Seat Belt Reminder Systems {1408, 1901, 1902, 7327, 7602, 7606, 7610, 7620}
Procedure To Rework The Seat Suspension Wiring On Certain Wheel Tractor-Scrapers{1408, 7324}
Procedure To Rework The Seat Suspension Wiring On Certain Wheel Tractor-Scrapers{1408, 7324}
Technical Information Bulletin
Seats With Arm Rests Need Spacer Bars When The Seat Suspension Is Replaced
Seats With Arm Rests Need Spacer Bars When The Seat Suspension Is Replaced
Operator Seat Belt Not Retracting {7327}
Operator Seat Belt Not Retracting {7327}
Service Magazine
The G-Series Seat Suspension Group Can Be Converted for Use on C-Series, E-Series, and F-Series Wheel Tractor Scrapers {7312, 7324}
The G-Series Seat Suspension Group Can Be Converted for Use on C-Series, E-Series, and F-Series Wheel Tractor Scrapers {7312, 7324}
A New Service Replacement Hose Is Now Available for Certain Seat Suspensions {7324}
A New Service Replacement Hose Is Now Available for Certain Seat Suspensions {7324}

Caterpillar Parts SIS Catalog 631C :

Truck sale:

17,500 
Caterpillar 631C, Construction
- Scrapers
MICHIGAN CAT
USD $17,500 
1971 CAT 631C

Michigan CAT
Novi, Michigan
 
CATERPILLAR 631C 1971
- WHEEL TRACTOR SCRAPERS
MICHIGAN CAT
US (Mid, North), Canada, ON West: John Kinney; US (NE, SE, SW), Canada QU East, AUS: Bill Dowd;
USD $15,500 
1971 CAT 631C

NEW COVENANT EQUIP CO
North Carolina
USD $15,500 
1970 CAT 631C

NEW COVENANT EQUIP CO
North Carolina
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