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8S5174 FUEL PUMP HOUSING GROUP Serial No. 67M4553, 67M4555 to 67M4559, 67M4561, 67M4563, 67M4565 to 67M4577 and 67M4580-Up. Part of 8S5176 Fuel Pump Housing and Governor Group shown on Page 40 631C


FUEL SYSTEM
PUMP GP-FUEL TRANSFER
LINES GP-FUEL INJECTION
TANK GP-FUEL
LUBRICATION SYSTEM
PUMP GP-ENGINE OIL
FILTER GP-ENGINE OIL
LINES GP-ENGINE OIL


FUEL SYSTEM

PUMP GP-FUEL TRANSFER
 

#UEG0200S0090
 

8S-5174: FUEL PUMP HOUSING GROUP

8S5174 FUEL PUMP HOUSING GROUP
Serial No. 67M4553, 67M4555 to 67M4559, 67M4561, 67M4563, 67M4565 to 67M4577
and 67M4580-Up. Part of 8S5176 Fuel Pump Housing and Governor Group shown
on Page 40
c141716 UEG0200S
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Parts for your 631C WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8F-0394 [1] SPRING  
2. 1S-9480 [1] PIN  
3. 1B-2790 [1] BOLT  
  3B-4505 [1] LOCKWASHER  
  4B-4277 [1] WASHER  
4. 1S-9481 [1] COVER  
  1S-9546 [1] GASKET  
5. 8S-3656 [6] PLUNGER AND BARREL ASSEM.  
6. 1M-1077 [6] SEAL  
7. 1S-8634 [6] SPRING  
8. 2S-1631 [6] CHECK VALVE  
9. 8S-3653 [6] BONNET  
10. 8H-9204 [6] WASHER  
11. 2M-4314 [6] BUSHING  
12. 1M-3506 [6] RING  
13. 5M-2697 [6] SPACER (.170" Thick)  
  2M-4208 [6] SPACER (.174" Thick)  
  2M-4209 [6] SPACER (.178" Thick)  
  2M-4210 [6] SPACER (.182" Thick)  
  2M-4211 [6] SPACER (.186" Thick)  
  2M-4212 [6] SPACER (.190" Thick)  
  5M-2691 [6] SPACER (.194" Thick)  
  5S-7189 [6] SPACER (.198" Thick)  
14. 1S-7592 [6] SPRING  
15. 8S-3652 [6] WASHER  
16. 3S-9736 [6] LIFTER ASSEM.  
17. 2P-8617 C [1] RACK  
18. 2S-7461 [1] PLATE  
19. 0L-0472 [1] BOLT  
  2H-3504 [1] LOCK  
20. 1P-7959 [1] GEAR ASSEM. (72 Teeth)  
21. 2H-2255 [1] DOWEL  
22. 3N-2070 C [1] SPRING  
23. 8S-4775 [1] CAMSHAFT ASSEM.  
24. 2H-2255 [1] DOWEL  
25. 8S-5016 [1] HOUSING ASSEM.  
26. 1S-7103 [1] BEARING  
27. 4M-1474 [3] PIN  
28. 0T-0200 [1] PLUG  
29. 9S-4160 [1] BEARING  
30. 9S-4197 [1] BUSHING  
31. 1P-0234 C [6] DOWEL  
  1P-0232 [6] BALL  
32. 1P-0233 C [6] DOWEL  
  1P-0231 [6] BALL  
33. 4F-6024 [2] DOWEL  
34. 1S-1953 [1] BEARING  
35. 1S-7101 [2] BEARING  
36. 5M-6214 [1] PLUG  
  C   INDICATES CHANGE
 

#UEG0200S0091
 

9S-0689: MISCELLANEOUS GP-FUEL INJ

FUEL INJECTION VALVES AND LINES (9S689 N/S)
Serial No. 67M1 to 3643, 3649, 3650, 3662, 3664, 3666 and 67M3667 inclusive
c108230 UEG0200S
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Parts for your 631C WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7S-1059 [6] NOZZLE ASSEM.  
2. 5M-2853 [6] BODY  
3. 5M-2852 [6] NUT  
4. [6] LINE ASSEM.  
5. 8S-9306 [1] LINE ASSEM. (No. 6)  
6. 8S-9305 [1] LINE ASSEM. (No. 5)  
7. 8S-8817 [2] DAMPER  
8. 9S-2299 [2] STRIP  
9. 5M-5690 [4] DAMPER  
10. 8S-9304 [1] LINE ASSEM. (No. 4)  
11. 1B-4202 [6] NUT  
12. 3B-4505 [8] LOCKWASHER  
13. 8M-3128 [6] ADAPTER  
  5M-1868 [6] SEAL  
14. 8S-9303 [1] LINE ASSEM. (No. 3)  
15. 1B-7182 [2] BOLT  
16. 9S-4200 [2] CLIP  
17. 8S-9301 [1] LINE ASSEM. (No. 1)  
18. 8S-9302 [1] LINE ASSEM. (No. 2)  
19. 3B-8995 [2] FITTING  
  1F-1344 [2] NUT  
    (1 in each 3B8995 Fitting)
20. 0L-2072 [1] CLIP  
21. 4S-8385 H TUBE (.25" O.D.) 25.58"  
22. 6B-9673 [1] FITTING  
  1F-1344 [1] NUT  
    (Part of 6B9673 Fitting)
23. 3B-8998 [1] FITTING  
  1F-1344 [1] NUT  
    (Part of 3B8998 Fitting)
24. 9S-1272 [1] TUBE (Drain)  
25. 4H-8878 [2] CLIP  
26. 4S-8385 H TUBE 1.25"O.D.-Air Breed) 37.12"  
  5B-9603 [3] BOLT (5" long)  
  5F-4899 [1] BOLT (5.5" long)  
  3B-4506 [4] LOCKWASHER  
  8M-4389 [1] SEAL (.799" I.D. Supply)  
  8M-5254 [1] SEAL (1.234" I.D. Drain)  
    (Not shown-Fuel Pump to Block)
  H   ORDER BY THE FOOT
 

#UEG0200S0092
 

9S-0689: MISCELLANEOUS GP-FUEL INJ

FUEL INJECTION VALVES AND LINES (9S689 N/S)
Serial No. 67M3644 to 67M3648, 67M3651 to 67M3661, 67M3663, 67M3665 and 67M3668-Up
c110927 UEG0200S
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Parts for your 631C WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7S-1059 [6] NOZZLE ASSEM.  
2. 5M-2853 [6] BODY  
3. 5M-2852 [6] NUT  
4. 1S-2075 [6] LINE ASSEM.  
5. 8S-9306 [1] LINE ASSEM. (No. 6)  
6. 8S-9305 [1] LINE ASSEM. (No. 5)  
7. 8S-8817 [2] DAMPER  
8. 9S-2299 [2] STRIP  
9. 5M-5690 [4] DAMPER  
10. 8S-9304 [1] LINE ASSEM. (No. 4)  
11. 1B-4202 [6] NUT  
12. 3B-4505 [10] LOCKWASHER  
13. 8M-3128 [6] ADAPTER  
  5M-1868 [6] SEAL  
14. 8S-9303 [1] LINE ASSEM. (No. 3)  
15. 1B-7182 [2] BOLT  
16. 9S-4200 [2] CLIP  
17. 8S-9301 [1] LINE ASSEM. (No. 1)  
18. 8S-9302 [1] LINE ASSEM. (No. 2)  
19. 3B-8995 [2] FITTING  
  1F-1344 [2] NUT (1 in each 3B8995 Fitting)  
20. 0L-2072 [1] CLIP  
21. 4S-8385 H TUBE (.25" O.D.) 25.58"  
22. 6B-9673 [1] FITTING  
  1F-1344 [1] NUT (Part of 6B9673 Fitting)  
23. 3B-8998 [1] FITTING  
  1F-1344 [1] NUT (Part of 3B8998 Fitting)  
24. 9S-1272 [1] TUBE (Drain)  
25. 4H-8878 [2] CLIP  
26. 4S-8385 H TUBE (.25" O.D.-Air Breed) 37.12"  
27. 5M-5690 [4] DAMPER  
28. 9S-2299 [2] STRIP  
29. 1D-4716 [2] NUT  
  1P-6909 [2] STRIP ASSEM.  
30. 9S-2299 [1] STRIP  
31. 9S-8586 [1] STUD  
  5B-9603 [3] BOLT (5" Long)  
  5F-4899 [1] BOLT (5.5" Long)  
  3B-4506 [4] LOCKWASHER  
  8M-4389 [1] SEAL (.799" I.D.-Supply)  
  8M-5254 [1] SEAL (1.234" I.D.-Drain)  
    (Not shown-Fuel Pump to Block)
  H   ORDER BY THE FOOT
 

#UEG0200S0093
 

6D-8320: FUEL SYSTEM

FUEL SYSTEM (6D8320 N/S)--210 U.S. Gallon
Serial No. 67M1 to 67M3758 inclusive
Refer also to Pages 170 and 172 for special parts
c108848 UEG0200S
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Parts for your 631C WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6D-8071 [1] TANK ASSEM.  
2. 6D-8129 [1] TUBE ASSEM.  
3. 4D-1999 [1] FITTING  
4. 7D-4322 [1] GRAB IRON  
5. 1H-8306 [1] SCREW  
    (Parts of 6D8071 Assem.)
6. 2H-3940 [2] UNION  
7. 4H-9027 [2] PLUG  
8. 4B-1455 [1] CAP ASSEM.  
9. 4B-5949 [1] ELEMENT  
10. 4B-1663 [1] ELEMENT  
11. 4B-1453 [1] GASKET  
12. 7B-2001 [1] WASHER  
13. 7F-7461 [1] SCREW  
14. 3F-4135 [1] BAFFLE  
15. 2B-4031 [1] GASKET  
    (Parts of 4B1455 Assem.)
16. 1A-2540 [1] LOCK  
17. 4D-1998 [1] STRAINER ASSEM.  
18. 6D-8319 [1] PLUNGER  
19. 7B-3235 [12] BOLT (1.375" long)  
  0S-1595 [5] BOLT (1.25" long)  
  1D-4719 [12] NUT  
  3B-4508 [17] LOCKWASHER  
  4B-4280 [17] WASHER  
20. 3B-0551 [1] PLUG  
21. 2D-0058 [2] COUPLING  
22. 5D-7524 [2] HOSE ASSEM. (18.62" long overall)  
 

#UEG0200S0094
 

6D-8320: FUEL SYSTEM

FUEL SYSTEM (6D8320 N/S)--210 U.S. Gallon
Serial No. 67M3759-Up
Refer also to Pages 170 and 172 for special parts
c140651 UEG0200S
  For full view, you need register

Parts for your 631C WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6D-8071 [1] TANK ASSEM.  
2. 6D-8129 [1] TUBE ASSEM.  
3. 4D-1999 [1] FITTING  
4. 7D-8777 C [1] GRAB IRON  
5. 1H-8306 [1] SCREW  
6. 2H-3940 [2] UNION  
7. 4H-9027 [2] PLUG  
8. 4B-1455 [1] CAP ASSEM.  
9. 4B-5949 [1] ELEMENT  
10. 4B-1663 [1] ELEMENT  
11. 4B-1453 [1] GASKET  
12. 7B-2001 [1] WASHER  
13. 7F-7461 [1] SCREW  
14. 3F-4135 [1] BAFFLE  
15. 2B-4031 [1] GASKET  
16. 1A-2540 [1] LOCK  
17. 4D-1998 [1] STRAINER ASSEM.  
18. 6D-8319 [1] PLUNGER  
19. 7B-3235 C [13] BOLT (1.375" long)  
  0S-1595 [5] BOLT (1.25" long)  
  1D-4719 C [13] NUT  
  3B-4508 C [18] LOCKWASHER  
  4B-4280 C [18] WASHER  
20. 3B-0551 [1] PLUG  
21. 2D-0058 [2] COUPLING  
22. 5D-7524 [2] HOSE ASSEM. (18.62" long overall)  
  C   INDICATES CHANGE
 

#UEG0200S0095
 

1M-7037: PUMP GP-OIL

OIL PUMP (1M7037 N/S)
9S1195 Pump parts are shown on Page 53
c153438 UEG0200S
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Parts for your 631C WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8F-1911 [1] SCREEN ASSEM.  
2. 0T-0573 [2] BOLT  
3. 0L-0364 [6] LOCK  
4. 4F-3956 [2] GASKET  
5. 2M-4073 [1] COVER  
6. 2M-4071 [1] GASKET  
7. 9S-1195 YC [1] PUMP ASSEM.  
    (Separate Illustration)
8. 6F-6673 [1] SEAL  
9. 0S-1590 [3] BOLT 2 in. (50.80 mm) long  
  0L-1143 [1] BOLT 2.50 in. (63.50 mm) long  
10. 9F-7022 [6] BOLT  
  8F-8682 [2] LOCK  
  8F-8683 [1] LOCK  
11. 2M-1405 [1] BELL  
12. 9M-3983 C [1] GEAR (65 teeth)  
  8M-5599 [1] KEY  
13. 3B-5412 C [1] NUT  
  3B-4621 [1] COTTER PIN  
  4B-4285 [1] WASHER  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#UEG0200S0096
 

9S-1195: OIL PUMP ASSEMBLY

9S1195 OIL PUMP ASSEMBLY
Part of Oil Pump
c201723 UEG0200S
  For full view, you need register

Parts for your 631C WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1A-2029 [2] BOLT  
  8S-8874 C [1] LOCK  
2. 0L-0364 C [1] LOCK  
3. 7M-7027 [1] SPACER  
4. 0T-0573 [1] BOLT  
5. 1D-4566 [4] BOLT  
  2B-1738 [4] LOCK  
6. 1B-8709 [1] KEY  
7. 1M-9188 [1] GEAR (12 teeth drive)  
8. 4M-6994 [1] BODY ASSEM.  
9. 5B-5821 [1] DOWEL  
10. 2M-4072 [1] DOWEL  
11. 2H-2356 [1] BEARING  
12. 5B-5812 [1] DOWEL  
    (Parts of 4M6994 Assem.)
13. 9M-3984 [1] SHAFT ASSEM. (12 teeth drive)  
14. 3B-4512 [1] NUT  
  4B-4285 [1] WASHER  
  3B-4621 C [1] COTTER PIN  
15. 8M-5599 [1] KEY  
16. 9M-3983 [1] GEAR (65 teeth)  
17. 2M-1410 [1] GEAR ASSEM. (12 teeth idler)  
18. 4M-9920 [1] BEARING  
    (Part of 2M1410 Assem.)
19. 2M-1474 [1] SPACER  
20. 3H-4845 [1] GEAR ASSEM. (12 teeth idler)  
21. 3H-2512 [2] BEARING  
    (Part of 3H4845 Assem.)
22. 9S-0046 [1] BODY ASSEM.  
23. 2M-1433 [1] SHAFT  
24. 1H-0030 [1] BEARING  
    (Parts of 9S46 Assem.)
25. 2S-2781 [1] PLUNGER  
26. 2S-2760 [1] SPRING  
27. 8M-5434 [1] FLANGE ASSEM.  
  C   INDICATES CHANGE
 

#UEG0200S0097
 

9M-3223: FILTER GP-ENGINE OIL

9M3223 OIL FILTER GROUP
c103591 UEG0200S
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Parts for your 631C WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  9M-3657 [1] CLAMP (REAR)  
  6F-9165 [1] CLAMP (FRONT)  
  0S-1588 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  8M-5661 [1] SEAL  
  9M-3202 Y [1] BASE ASSEM.  
    (SEE SEPARATE ILLUSTRATION)
  2M-9180 [2] COVER ASSEM.  
  1K-0505 [1] WASHER  
  3H-4970 [1] SEAL  
  2M-9140 [1] COVER  
  6F-9163 [1] GASKET  
  0V-0294 [1] SPRING  
  6H-9922 [1] RETAINER  
  7F-7691 [1] CLIP  
  2M-9179 [1] SCREW  
  8S-4777 [2] CASE  
  5S-0485 [2] ELEMENT ASSEM. (DISPOSABLE)  
  9M-0452 [2] STUD  
  6F-9163 [2] GASKET  
  6H-9921 [2] ADAPTER  
  1B-4203 [6] NUT (.375" N.F. THREAD)  
    -OR-
  1D-4717 [6] NUT (.375" N.C. THREAD)  
  3B-4506 [6] LOCKWASHER  
  0S-1588 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  1M-7360 [1] CLAMP  
  8M-5249 [1] SEAL  
  9M-4202 [2] PLUG  
  4B-8407 [2] WASHER  
  Y   SEPARATE ILLUSTRATION
 

#UEG0200S0098
 

9M-3202: OIL FILTER BASE ASSEMBLY

9M3202 OIL FILTER BASE ASSEMBLY -- Top View
Part of 9M3223 Oil Filter Group
c106002 UEG0200S
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Parts for your 631C WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  [1] PLUNGER  
  [1] SPRING  
  [1] RETAINER  
  [2] BOLT  
  [2] LOCKWASHER  
  [1] SLEEVE  
  [1] PLUG  
  [1] SPRING  
  [1] PLUNGER  
  [1] PLUG  
  [1] PLUG  
  [1] PLUNGER  
  [1] SPRING  
  [1] GASKET  
  [1] COVER  
 

#UEG0200S0099
 

7S-3589: LINES GP-OIL

OIL LINES (7S3589 N/S)
Serial No. 67M1 to 3778, 3780, 3782, 3789,
3794, 3799 and 67M3802 inclusive
c108282 UEG0200S
  For full view, you need register

Parts for your 631C WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0S-1594 [6] BOLT  
2. 3B-4506 [11] LOCKWASHER  
3. 9M-5376 [1] GASKET  
4. 7H-3270 [1] GASKET  
5. 0S-1591 [3] BOLT  
6. 9S-3716 [1] TUBE ASSEM. (Inlet)  
7. 9S-3714 [1] TUBE ASSEM. (Drain)  
8. 9S-8680 [1] STRAP  
9. 0S-0509 [1] BOLT  
  1D-4717 [1] NUT  
  4B-4278 [1] WASHER  
10. 9S-8673 [1] GAUGE ASSEM.  
11. 4B-0418 [1] CLIP  
12. 9S-8674 [1] TUBE ASSEM.  
13. 4M-4460 [1] GASKET  
14. 2M-9189 [1] GASKET  
15. 1B-2886 [2] BOLT  
  3B-4508 [2] LOCKWASHER  
16. 1S-1613 [1] ADAPTER ASSEM.  
17. 9H-6687 [1] PIN  
18. 5M-2669 [1] PLUG  
    (Parts of 1S1613 Assem.)
19. 3B-0551 [1] PLUG  
20. 1F-6068 [1] FITTING  
  8F-9362 [1] NUT  
    (Part of 1F6068 Fitting)
21. 9M-8616 [1] ELBOW  
  1A-6879 [1] GASKET  
22. 8M-5266 [1] SEAL  
23. 0S-1571 [2] BOLT  
24. 0S-1617 [3] BOLT  
25. 5H-5652 [4] LOCK  
26. 4B-3388 [1] BOLT  
27. 1B-4203 [1] NUT  
28. 0L-0364 [7] LOCK  
29. 2M-1503 [1] COVER  
30. 0L-1351 [1] BOLT  
31. 2A-4522 [1] COVER  
  2A-4448 [1] GASKET  
32. 2B-0947 [1] BOLT  
  2B-1738 [1] LOCK  
33. 3B-1915 [2] BOLT  
34. 0L-2070 [2] BOLT  
35. 1P-0296 [1] TUBE ASSEM.  
36. 9M-9184 [1] FLANGE  
    (Part of 1P296 Assem.)
37. 7M-7260 GASKET SOLUTION 1 can  
 

Information:

Special Instruction
"A Series" Governor And Air/Fuel Ratio Control Response And Low Power Test{0374}
"A Series" Governor And Air/Fuel Ratio Control Response And Low Power Test{0374}
Installation of 7C9760 (12V) or 8N3569 (24V) Fuel Boost Pump Group{1250, 1256, 1260}
Installation of 7C9760 (12V) or 8N3569 (24V) Fuel Boost Pump Group{1250, 1256, 1260}
Replacement For The 2M4314 Fuel Pump Bonnet Retaining Bushing{1250}
Replacement For The 2M4314 Fuel Pump Bonnet Retaining Bushing{1250}
Use Of 6V22 Tool Group For Replacement Of Governor Spring Guide{620, 624, 1264}
Use Of 6V22 Tool Group For Replacement Of Governor Spring Guide{620, 624, 1264}
Installation Of Governor Spring Guide{1264}
Installation Of Governor Spring Guide{1264}
Tool Operating Manual
20 GPM Portable Fuel Filtration System {0374, 0599, 0706, 1250, 1256, 1261}
20 GPM Portable Fuel Filtration System {0374, 0599, 0706, 1250, 1256, 1261}
Service Magazine

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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