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

4N6872 FRONT HOUSING COVER GROUP -- Timing Gear Engine Serial No. 48W1 to 48W9781 inclusive 637D WHEEL TRACTOR


BASIC ENGINE
HOUSING GP-FRONT
GEAR GP
PULLEY GP
GEAR GP
PULLEY GP
DAMPER GP
DRIVE GP-FAN

WHEEL TRACTOR 637D WHEEL TRACTOR 26W
 637D TRACTORS 26W00001-UP (MACHINE) POWERED BY 3408 ENGINE SEBP1058 637D 26W   (1975)

BASIC ENGINE

HOUSING GP-FRONT
HOUSING GP-FRONT
4N-5226 HOUSING GP-FRONT
HOUSING GP-FRONT
7W-6463 HOUSING GP-FRONT
COVER GP-FRONT HOUSING
4N-6872 COVER GP-FRONT HOUSING
COVER GP-FRONT HOUSING
4N-6872 COVER GP-FRONT HOUSING
FRONT TIMING GEAR GROUP
4N-4301 FRONT TIMING GEAR GROUP
GEAR GP-FRONT TIMING
7N-2840 GEAR GP-FRONT TIMING
GEAR GP-FRONT TIMING
7N-2840 GEAR GP-FRONT TIMING
 

#SEBP10580070
 

4N-6872: COVER GP-FRONT HOUSING

4N6872 FRONT HOUSING COVER GROUP -- Timing Gear
Engine Serial No. 48W1 to 48W9781 inclusive
c214137 SEBP1058
4N6872 COVER GP-FRONT HOUSING Parts scheme
  For full view, you need register

Parts for your 637D WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6N-2509 C [1] COVER  
2. 0L-1351 [4] BOLT  
3. 3M-0496 C [1] STUD  
4. 1D-4717 [7] NUT  
5. 5M-2894 C [11] WASHER  
6. 6N-2327 [1] COVER  
7. 2N-8630 [1] GASKET  
8. 4N-1998 [1] GASKET  
9. 0L-1352 C [6] BOLT  
10. 4N-1985 [1] COVER  
11. 2P-1974 [3] STUD  
12. 4N-1722 [1] GASKET  
13. 1A-2029 [2] BOLT  
14. 2P-2772 [1] COVER  
  4N-0933 [1] GASKET  
15. 6F-7012 [1] STUD  
16. 4N-1721 [1] COVER  
17. 4F-9081 [1] STUD  
18. 5F-4899 C [4] BOLT  
19. 6N-2508 C [1] GASKET  
20. 0S-1594 C [3] BOLT  
  C   INDICATES CHANGE
 

#SEBP10580071
 

4N-6872: COVER GP-FRONT HOUSING

4N6872 FRONT HOUSING COVER GROUP -- Timing Gear
Engine Serial No. 48W9782-Up
c176611 SEBP1058
4N6872 COVER GP-FRONT HOUSING Parts scheme
  For full view, you need register

Parts for your 637D WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6N-2509 [1] COVER  
2. 5F-4899 [4] BOLT  
3. 3M-0496 [1] STUD  
4. 1D-4717 [7] NUT  
5. 5M-2894 [11] WASHER  
6. 6N-2508 [1] GASKET  
7. 0S-1594 [3] BOLT  
8. 4N-1998 [1] GASKET  
9. 0L-1352 [6] BOLT  
10. 9N-5576 C [1] COVER  
11. 2P-1974 [3] STUD  
12. 4N-1722 [1] GASKET  
13. 1A-2029 [2] BOLT  
14. 2P-2772 [1] COVER  
  4N-0933 [1] GASKET  
15. 6F-7012 [1] STUD  
16. 4N-1721 [1] COVER  
17. 4F-9081 [1] STUD  
  C   INDICATES CHANGE
 

#SEBP10580072
 

4N-4301: FRONT TIMING GEAR GROUP

4N4301 FRONT TIMING GEAR GROUP
Engine Serial No. 48W1 to 48W2665, 48W3100 to 48W3558 inclusive
c210187 SEBP1058
4N4301 FRONT TIMING GEAR GROUP Parts scheme
  For full view, you need register

Parts for your 637D WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2B-2695 [4] BOLT  
2. 4N-0798 [1] PLATE  
3. 4N-0422 [1] GEAR ASSEM. (idler-43 & 80 teeth)  
    (Includes)
4. 4N-0343 [1] BEARING  
5. 0S-1594 [5] BOLT  
6. 4N-0926 [1] SHAFT  
7. 9N-2475 C [1] GEAR (oil pump drive-69 teeth)  
  1B-8705 [1] KEY  
8. 0S-1571 [1] BOLT  
9. 1P-7346 [1] WASHER  
  C   INDICATES CHANGE
 

#SEBP10580073
 

6N-3788: PULLEY GP-AUXILIARY DRIVE

6N3788 PULLEY AND DAMPER GROUP
Engine Serial No. 48W1 to 48W1520 inclusive
c208197 SEBP1058
6N3788 PULLEY GP-AUXILIARY DRIVE Parts scheme
  For full view, you need register

Parts for your 637D WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4N-2109 [1] ADAPTER  
2. 2P-5149 [1] DAMPER ASSEM.  
3. 6N-3844 [1] PULLEY  
4. 0S-1566 [4] BOLT  
5. 1A-3203 [6] BOLT  
6. 4D-3704 [6] WASHER  
 

#SEBP10580074
 

7N-2840: GEAR GP-FRONT TIMING

7N2840 FRONT GEAR GROUP--Timing
Engine Serial No. 48W2666 to 48W3099 and 48W3559 to 48W7836 inclusive
c216967 SEBP1058
7N2840 GEAR GP-FRONT TIMING Parts scheme
  For full view, you need register

Parts for your 637D WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2B-2695 [4] BOLT  
2. 4N-0798 [1] PLATE  
3. 7N-2485 [1] GEAR ASSEM. (idler-43 & 80 teeth)  
    (Includes)
4. 7N-2483 [1] BEARING  
5. 0L-1351 C [5] BOLT  
6. 7N-2484 [1] SHAFT (accessory drive idler)  
7. 9N-2475 [1] GEAR (oil pump drive-69 teeth)  
  1B-8705 [1] KEY  
8. 0S-1571 [1] BOLT  
9. 1P-7346 [1] WASHER  
10. 7N-2443 [1] WASHER (thrust)  
  C   INDICATES CHANGE
 

#SEBP10580075
 

7N-2840: GEAR GP-FRONT TIMING

7N2840 FRONT GEAR GROUP--Timing
Engine Serial No. 48W7837-Up
c234691 SEBP1058
7N2840 GEAR GP-FRONT TIMING Parts scheme
  For full view, you need register

Parts for your 637D WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2B-2695 [4] BOLT  
2. 4N-0798 [1] PLATE  
3. 7N-7586 C [1] GEAR ASSEM. (Idler 43 & 80 teeth)  
    (Includes)
  1B-8705 [1] KEY  
4. 7N-2483 [1] BEARING  
5. 0L-1351 [5] BOLT  
6. 7N-2484 [1] SHAFT (accessory drive idler)  
7. 7N-7592 C [1] GEAR (oil pump drive 69 teeth)  
  1B-8705 [1] KEY  
8. 0S-1571 [1] BOLT  
9. 1P-7346 [1] WASHER  
10. 7N-2443 [1] WASHER (thrust)  
  C   INDICATES CHANGE
 

#SEBP10580076
 

6N-3788: PULLEY GP-AUXILIARY DRIVE

6N3788 PULLEY GROUP-AUXILIARY DRIVE
Serial No. 26W379-Up And 27W601-Up
c164644 SEBP1058
6N3788 PULLEY GP-AUXILIARY DRIVE Parts scheme
  For full view, you need register

Parts for your 637D WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6N-3844 [1] PULLEY-CRANKSHAFT  
2. 0S-1566 [4] BOLT  
 

#SEBP10580077
 

4N-1560: DAMPER GP-CRANKSHAFT

4N1560 DAMPER GROUP-RUBBER
Engine Serial No. 48W1521 To 48W18338 Inclusive.
c217082 SEBP1058
4N1560 DAMPER GP-CRANKSHAFT Parts scheme
  For full view, you need register

Parts for your 637D WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4N-2109 [1] ADAPTER-DAMPER  
2. 0T-0857 [6] BOLT (5/8-18X4.5IN)  
    -OR-
  1A-3203 C [6] BOLT (5/8-18X4.75IN)  
  4D-3704 C [6] WASHER-HARD  
3. 2P-5149 [1] DAMPER AS  
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP10580078
 

1W-0998: DAMPER GP-CRANKSHAFT

1W0998 DAMPER GROUP
Engine Serial No. 48W18339-Up
c233224 SEBP1058
1W0998 DAMPER GP-CRANKSHAFT Parts scheme
  For full view, you need register

Parts for your 637D WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4N-2109 [1] ADAPTER  
2. 1A-3203 [6] BOLT  
  4D-3704 [6] WASHER  
3. 1W-0997 [1] DAMPER ASSEM.  
 

#SEBP10580079
 

6N-3787: DRIVE GP-FAN

6N3787 FAN DRIVE GROUP
Serial No. 26W1 to 26W390 inclusive & 27W1 to 27W670, 27W676 to 26W678 inclusive
c212179 SEBP1058
6N3787 DRIVE GP-FAN Parts scheme
  For full view, you need register

Parts for your 637D WHEEL TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1D-4572 [1] BOLT  
  1D-4719 [1] NUT  
2. 2M-0849 [4] WASHER  
3. 6N-3764 [1] BRACKET ASSEM.  
    (Includes)
4. 5B-5812 [1] DOWEL  
5. 4N-0955 [1] DOWEL  
6. 3B-8485 [2] FITTING  
7. 4N-8596 [1] PULLEY  
8. 2P-1757 [1] HUB  
9. 0T-0573 [6] BOLT  
  1D-4717 [6] NUT  
10. 1H-5403 [2] BOLT  
  5S-7264 [1] WASHER  
11. 6N-3691 [1] ADAPTER  
12. 3L-1425 [1] BEARING  
13. 9F-4446 [1] SEAL  
14. 2P-2243 [1] SPACER  
15. 6N-5337 [1] VEE BELT SET (includes 3 belts)  
16. 8H-9789 [1] BEARING  
17. 9L-5097 C [1] HOSE ASSEM. 33 cm(12.99 in.)  
18. 9L-5125 [1] ELBOW  
19. 5S-2106 [1] SEAL  
20. 1A-1460 [3] BOLT  
21. 5S-9062 [1] SPACER  
22. 2F-6156 C [1] LOCK  
  C   INDICATES CHANGE
 

Information:

Caterpillar Parts SIS Catalog 637D :

HOUSING GP-FRONT
7W-6463 HOUSING GP-FRONT
HOUSING GP-FRONT
4N-5226 HOUSING GP-FRONT
TRUNNION GP-ENGINE
4N-4303 TRUNNION GP-ENGINE
SUPPORT GP-ENGINE
4N-6732 SUPPORT GP-ENGINE
SUPPORT GP-ENGINE
4N-6732 SUPPORT GP-ENGINE
SUPPORT GP-ENGINE
4N-6732 SUPPORT GP-ENGINE
SUPPORT GP-ENGINE
4N-2184 SUPPORT GP-ENGINE
COVER GP-VALVE MECHANISM
4W-6825 COVER GP-VALVE MECHANISM
COVER GP-FRONT HOUSING
4N-6872 COVER GP-FRONT HOUSING
FRONT TIMING GEAR GROUP
4N-4301 FRONT TIMING GEAR GROUP
PULLEY GP-AUXILIARY DRIVE
6N-3788 PULLEY GP-AUXILIARY DRIVE
GEAR GP-FRONT TIMING
7N-2840 GEAR GP-FRONT TIMING
GEAR GP-FRONT TIMING
7N-2840 GEAR GP-FRONT TIMING
PULLEY GP-AUXILIARY DRIVE
6N-3788 PULLEY GP-AUXILIARY DRIVE
DAMPER GP-CRANKSHAFT
4N-1560 DAMPER GP-CRANKSHAFT
DAMPER GP-CRANKSHAFT
1W-0998 DAMPER GP-CRANKSHAFT

Truck sale:

1979 CAT 637D
Call 
1979 CAT 637D

SEATTLE TRACTOR INT'L
Ravensdale, Washington
1976 CAT 637D
Call 
1976 CAT 637D

SEATTLE TRACTOR INT'L
Ravensdale, Washington
1978 CAT 637D
Call 
1978 CAT 637D

SEATTLE TRACTOR INT'L
Ravensdale, Washington
1978 CAT 637D
Call 
1978 CAT 637D

SEATTLE TRACTOR INT'L
Ravensdale, Washington
1979 CAT 637D
Call 
1979 CAT 637D

SEATTLE TRACTOR INT'L
Ravensdale, Washington
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.