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4L1138 FRONT ACCESSORY DRIVE GROUP--S.A.E. Standard Engine Rotation--Part 1 of 2 Also part of 2N9504 Auxiliary Pump and Lines Arrangement listed on Page 126A D398


BASIC ENGINE
DRIVE GP-ACCESSORY
AIR INLET AND EXHAUST SYSTEM
AFTERCOOLER GP
COOLING SYSTEM
PUMP GP-WATER
AIR INLET AND EXHAUST SYSTEM
MANIFOLD GP-EXHAUST
AFTERCOOLER GP


BASIC ENGINE

DRIVE GP-ACCESSORY
 

#UE0357100290
 

4L-1138: FRONT ACCESSORY DRIVE GROUP

4L1138 FRONT ACCESSORY DRIVE GROUP--S.A.E. Standard Engine Rotation--Part 1 of 2
Also part of 2N9504 Auxiliary Pump and Lines Arrangement listed on Page 126A
c104961 UE035710
  For full view, you need register

Parts for your D398 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  1A-2029 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  6L-2062 [1] HOUSING  
  4L-3748 [1] RETAINER ASSEM.  
  5B-9318 [1] BALL  
  5L-2660 [1] BEARING  
    (PARTS OF RETAINER ASSEM. 4L3748)
  5H-6012 [1] SEAL  
  4L-3431 [1] COVER  
  1A-2029 [6] BOLT  
  3B-4506 [6] LOCKWASHER  
  4L-3375 [1] GASKET  
  1F-7604 [1] FERRULE  
    (PART OF TUBE ASSEM. 4L3382)
  1F-7603 [1] SCREW  
  1F-6936 [2] GASKET  
  4L-3382 [1] TUBE ASSEM.  
  1A-2029 [6] BOLT  
  3B-4506 [6] LOCKWASHER  
  5L-2243 [1] RETAINER ASSEM.  
  6F-0984 [3] DOWEL  
  4L-6741 [1] BEARING  
    (PARTS OF RETAINER ASSEM. 5L2243)
  4L-3437 [2] GASKET  
  1D-4574 [8] BOLT  
  3B-4508 [8] LOCKWASHER  
  1D-4572 [4] BOLT  
  3B-4508 [4] LOCKWASHER  
  4L-3732 [1] COVER  
  3L-0526 [12] BOLT  
  3B-4507 [12] LOCKWASHER  
  4L-3375 [1] GASKET  
  4L-3381 [1] TUBE ASSEM.  
  1A-2029 [6] BOLT (1.125" LONG)  
  0S-1571 [4] BOLT (1.75" LONG)  
  3B-4506 [14] LOCKWASHER  
  4L-3441 [2] COVER  
  4L-3437 [2] GASKET  
  1F-7603 [1] SCREW  
  0S-1571 [4] BOLT (1.75" LONG)  
  0S-1594 [2] BOLT (1" LONG)  
  1A-2029 [2] BOLT (1.125" LONG)  
  5L-5840 [4] WASHER  
  1F-7604 [1] FERRULE  
    (PART OF TUBE ASSEM. 4L3381)
  0L-1213 [2] GASKET  
 

#UE0357100291
 

4L-1138: FRONT ACCESSORY DRIVE GROUP

4L1138 FRONT ACCESSORY DRIVE GROUP--S.A.E. Standard Engine Rotation--Part 2 of 2
Also part of 2N9504 Auxiliary Pump and Lines Arrangement listed on Page 126A
c130347 UE035710
  For full view, you need register

Parts for your D398 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  4L-3407 [1] GEAR ASSEM.  
    (71 TEETH)
  5L-2661 [2] BEARING  
    (PART OF GEAR ASSEM. 4L3407)
  6L-4783 [4] BOLT  
  9M-1974 [4] WASHER  
  4L-3413 [1] WASHER  
  6F-7030 [6] BOLT  
  4L-3759 [3] LOCK  
  4L-6703 [1] GEAR (25 TEETH)  
  4L-3370 [4] FITTING  
    (PART OF TUBE ASSEM. 4L3379)
  4L-3364 [1] PLATE  
  6L-4783 [2] BOLT (1.250" LONG)  
    -OR-
  2N-7517 [2] BOLT (1.50" LONG)  
  013-1405 [2] NUT  
  3B-4505 [2] LOCKWASHER  
  2A-3278 [2] GASKET  
  6L-3552 [1] GEAR (32 TEETH)  
  6H-1717 [2] BOLT  
  4L-8767 [1] LOCK  
  0S-1621 [3] BOLT  
  3H-7654 [3] WASHER  
  0S-1585 [5] BOLT  
  3H-7654 [5] WASHER  
  0S-1587 [2] BOLT  
  3H-7654 [2] WASHER  
  4L-3728 [1] SHAFT ASSEM.  
  0S-1621 [2] BOLT  
  3H-7654 [2] WASHER  
  4L-3379 [1] TUBE ASSEM.  
  2H-7173 [1] FITTING  
    (PART OF TUBE ASSEM. 4L3379)
  1B-2790 [2] BOLT  
  3B-4505 [2] LOCKWASHER  
  6L-2069 [1] GASKET  
    (PLATE TO HOUSING)
  4L-3392 [1] GASKET (TO LOCK)  
  4L-3406 [1] GEAR ASSEM.  
    (40 TEETH)
  4L-3729 [2] SHAFT ASSEM.  
  2H-5558 [2] DOWEL  
    (1 IN EACH SHAFT ASSEM. 4L3729)
  0S-1594 [1] BOLT  
  8M-3175 [1] WASHER  
  4L-3404 [2] WASHER  
  6L-4784 [2] BOLT (1.75" LONG)  
    -OR-
  2N-7516 [2] BOLT (1.875" LONG)  
  013-1405 [2] NUT  
  9M-1974 [2] WASHER  
  2A-3278 [2] GASKET  
  0S-0509 [1] BOLT (.75" LONG)  
  0T-0102 [1] BOLT (.625" LONG)  
  5L-5840 [2] WASHER  
  0S-1594 [1] BOLT  
  8M-3175 [1] WASHER  
  0S-1621 [2] BOLT  
  3H-7654 [2] WASHER  
  4L-3405 [1] GEAR ASSEM. (35T)  
  5L-2659 [4] BEARING  
    2 IN EACH 4L3405 & 4L3406 ASSEM.)
  0L-1351 [4] BOLT  
  0L-1477 [2] LOCK  
 

#UE0357100292
 

2N-8301: PUMP GP-AUXILIARY LINES

2N8301 AUXILIARY PUMP AND LINES GROUP--Fresh Water
Serial No. 66B1415-Up
Part of 2N9504 Auxiliary Pump and Lines Arrangement listed on Page 126A
c141534 UE035710
  For full view, you need register

Parts for your D398 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4L-5832 [1] GASKET  
2. 2N-8308 [1] FLANGE  
3. 2N-0955 Y [1] PUMP GROUP  
    (Separate Illustration)
4. 2B-7409 [2] PLUG  
5. 3S-1889 [1] GASKET  
6. 3B-4506 [19] LOCKWASHER  
7. 2N-8329 [1] FLANGE  
8. 0S-1588 [4] BOLT  
9. 4L-8121 [1] GASKET  
10. 0S-1587 [3] BOLT  
11. 1D-4719 [4] NUT  
12. 3B-4508 [4] LOCKWASHER  
13. 0S-1595 [1] BOLT  
14. 2N-8371 [1] TUBE ASSEM.  
15. 1N-5549 [3] CLIP  
16. 6L-1649 [1] SEAL  
17. 0S-1591 [15] BOLT  
18. 1K-5888 [3] SPACER  
19. 9S-9635 [1] COUPLING ASSEM.  
  7K-1978 [2] SEAL  
20. 3N-1188 C [1] TUBE ASSEM.  
21. 2N-8305 [1] ELBOW  
22. 6L-8751 [8] CLIP  
23. 2N-8306 [1] ELBOW  
24. 1D-4717 [4] NUT  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#UE0357100293
 

2N-0955: PUMP GP-FRESH WATER

2N955 FRESH WATER PUMP GROUP
Serial No. 66B1415-Up
Part of 2N8301 Auxiliary Pump and Lines Group
c160510 UE035710
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Parts for your D398 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4L-6231 [1] COVER  
2. 1N-5570 [1] HOUSING ASSEM.  
3. 1A-2029 [6] BOLT 28.58 mm(1.25 in.) long  
    or
  0S-1588 [6] BOLT 31.75 mm(1.25 in.) long  
4. 3B-4506 LOCKWASHER  
5. 4L-3761 [1] RETAINER ASSEM.  
6. 5L-2660 H [1] BEARING  
7. 4L-3756 H [1] BEARING  
8. 0S-1571 [4] BOLT  
9. 7F-7510 [6] LOCK  
10. 6F-7030 [6] BOLT  
  4L-3759 [3] LOCK  
11. 3F-5022 H [1] PLUG  
12. 4L-3748 [1] RETAINER ASSEM.  
13. 5L-2660 H [1] BEARING  
14. 4L-3437 [2] GASKET  
15. 3N-7717 CH [1] SHAFT  
16. 5L-4074 [1] GEAR (31 Teeth)  
17. 3B-1915 [2] BOLT  
18. 4L-9965 [1] GASKET (Retainer)  
19. 2N-2560 [1] SEAL  
20. 3F-1357 [1] PLUG  
  5B-3265 [1] GASKET  
21. 4L-6706 [10] GASKET  
22. 3H-5841 [8] BOLT  
  5L-5840 [8] WASHER  
23. 1H-8278 [1] SEAL  
24. 2S-3966 [1] RING  
25. 3S-3535 [1] SEAL  
26. 6F-2691 H [1] WASHER  
27. 3H-2018 H [1] NUT  
  3F-2771 H [1] COTTER PIN  
28. 7L-0104 H [1] IMPELLER  
29. 9S-5169 [1] SEAL ASSEM.  
30. 6H-3491 [1] BELLOWS ASSEM.  
31. 9S-5168 [1] WASHER  
  5N-3377 C [1] REBUILD KIT  
    (Consists of all parts marked H)
  C   INDICATES CHANGE
 

#UE0357100294
 

2N-0266: EXHAUST MANIFOLD GROUP

2N266 EXHAUST MANIFOLD GROUP--Side View--Field Installation--Part 1 of 2
Serial No. 75B1-Up
c125194 UE035710
  For full view, you need register

Parts for your D398 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6L-8886 [24] CLAMP ASSEM.  
  7L-4236 [24] BOLT  
  7L-8170 [24] NUT  
2. 3H-6622 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  4B-4278 [4] WASHER  
3. 8M-2296 [10] NUT  
4. 7L-0587 [2] TUBE ASSEM.  
5. 7L-8240 [2] BELLOWS  
6. 7L-8055 [10] BELLOWS  
7. 6L-8881 [8] TUBE  
8. 5L-9842 [4] GASKET  
9. 2N-0237 [1] MANIFOLD  
10. 2N-0239 [2] MANIFOLD  
11. 2N-0241 [1] MANIFOLD  
12. 2N-0243 [2] MANIFOLD  
13. 2N-0234 [1] MANIFOLD  
14. 7L-3195 [8] BOLT  
15. 1S-4295 [2] GASKET  
16. 2N-0236 [1] MANIFOLD  
17. 2N-0242 [1] MANIFOLD  
18. 2N-0240 [2] MANIFOLD  
19. 2N-0238 [1] MANIFOLD  
 

#UE0357100295
 

2N-0266: EXHAUST MANIFOLD GROUP

2N266 EXHAUST MANIFOLD GROUP--End View--Field Installation--Part 2 of 2
Serial No. 75B1-Up
c125195 UE035710
  For full view, you need register

Parts for your D398 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4L-8128 [2] GASKET  
2. 4H-5952 [12] GASKET  
3. 6L-5366 [2] GASKET  
4. 4L-7907 [2] GASKET  
5. 7L-2149 [24] GASKET  
6. 2N-0264 [24] SPACER  
7. 6L-2389 [12] SUPPORT ASSEM.  
8. 3H-5841 [12] BOLT  
  6L-8031 [12] NUT  
9. 3B-4506 [20] LOCKWASHER  
  4B-4278 [20] WASHER  
10. 3H-6591 [21] BOLT  
11. 2N-0263 [24] SPACER  
12. 7L-5330 [1] BRACKET  
13. 0T-0102 [4] BOLT  
14. 0S-1588 [4] BOLT  
  1D-4717 [4] NUT  
15. 7L-5327 [1] BRACKET  
16. 1S-6595 [2] GASKET (Turbocharger)  
17. 1S-4810 [2] GASKET (Turbocharger)  
 

#UE0357100296
 

6L-6394: AFTERCOOLER GP-SEA WATER

6L6394 AFTERCOOLER GROUP--Sea Water--Type 1
Serial No. 66B1415-Up
c111247 UE035710
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Parts for your D398 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5H-6733 [6] SEAL  
2. 0S-1591 [37] BOLT (1.50" Long)  
3. 3B-4506 [60] LOCKWASHER  
4. 4B-4278 [32] WASHER  
5. 6L-6482 [1] ELBOW  
6. 6L-8166 [4] SEAL  
7. 6L-6484 [1] PIPE  
8. 6L-8167 [4] SEAL  
9. 6L-6487 [4] GASKET  
10. 5L-7631 [4] CLAMP  
11. 6L-6293 [1] HOUSING  
12. 4F-0411 [3] BOLT  
13. 1D-4717 [12] NUT  
14. 9F-4446 [4] SEAL  
15. 2H-2665 [8] SEAL  
16. 6L-8751 [4] CLIP  
17. 0S-1594 [6] BOLT (1.00" Long)  
18. 6L-8764 [1] PIPE  
19. 6L-6483 [1] PIPE  
20. 6L-6481 [2] ELBOW  
21. 6L-6485 [1] ELBOW  
22. 2N-5693 [2] GASKET  
23. 6L-6494 [2] PLATE  
24. 4L-7904 [2] GASKET  
25. 6L-6294 [1] HOUSING  
26. 1N-5566 [1] CORE ASSEM.  
  1N-5565 [1] CORE ASSEM.  
27. 6L-6489 [4] GASKET  
28. 6L-6488 [4] FLANGE  
29. 6L-8761 [4] SLEEVE  
30. 6L-6486 [1] ELBOW  
31. 6L-6493 [1] LOCK  
32. 1A-2029 [1] BOLT  
33. 1S-6908 [1] PLATE  
34. 0S-1571 [12] BOLT  
  0S-1591 [1] BOLT (1.50" long)  
    - OR -
  0S-1571 [13] BOLT (1.75" long)  
 

#UE0357100297
 

6L-6394: AFTERCOOLER GP-SEA WATER

6L6394 AFTERCOOLER GROUP--Sea Water--Type 2
Serial No. 66B1415-Up
c135153 UE035710
  For full view, you need register

Parts for your D398 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. [6] SEAL  
2. [37] BOLT (1.50" Long)  
3. [60] LOCKWASHER  
4. [32] WASHER  
5. [1] ELBOW  
6. [4] SEAL  
7. [1] PIPE  
8. [4] SEAL  
9. [4] GASKET  
10. [4] CLAMP  
11. [1] HOUSING  
12. [3] BOLT  
13. [12] NUT  
14. [4] SEAL  
15. [8] SEAL  
16. [4] CLIP  
17. [6] BOLT (1.00" Long)  
18. [1] PIPE  
19. [1] PIPE  
20. [2] ELBOW  
21. [1] ELBOW  
22. [2] GASKET  
23. [2] PLATE  
24. [2] GASKET  
25. [1] HOUSING  
26. [1] CORE ASSEM.  
  [1] CORE ASSEM.  
27. [4] GASKET  
28. [4] FLANGE  
29. [4] SLEEVE  
30. [1] ELBOW  
31. [1] LOCK  
32. [1] BOLT  
33. [1] PLATE  
34. [13] BOLT  
35. [1] PLATE  
 

#UE0357100298
 

6L-6394: AFTERCOOLER GP-SEA WATER

6L6394 AFTERCOOLER GROUP--Sea Water--Type 3
Serial No. 66B1415-Up
c114763 UE035710
  For full view, you need register

Parts for your D398 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. [6] SEAL  
2. [37] BOLT (1.50" long)  
3. [60] LOCKWASHER  
4. [32] WASHER  
5. [1] ELBOW  
6. [4] SEAL  
7. [1] PIPE  
8. [4] SEAL  
9. [4] GASKET  
10. [4] CLAMP  
11. [1] HOUSING  
12. [3] BOLT  
13. [12] NUT  
14. [4] SEAL  
15. [8] SEAL  
16. [4] CLIP  
17. [6] BOLT (1.00" long)  
18. [1] PIPE  
19. [1] PIPE  
20. [2] ELBOW  
21. C [1] ELBOW  
22. [2] GASKET  
23. [2] PLATE  
24. [2] GASKET  
25. [1] HOUSING  
26. C [1] CORE ASSEM.  
  C [1] CORE ASSEM.  
27. [4] GASKET  
28. [4] FLANGE  
29. [4] SLEEVE  
30. C [1] ELBOW  
31. [1] LOCK  
32. [1] BOLT  
33. [1] PLATE  
34. [13] BOLT  
35. [1] PLATE  
36. C [2] PLUG  
37. C [2] PLUG  
  C   INDICATES CHANGE
 

#UE0357100299
 

6L-6394: AFTERCOOLER GP-SEA WATER

6L6394 AFTERCOOLER GROUP--Sea Water--Type 4
Serial No. 66B1415-Up
c141996 UE035710
  For full view, you need register

Parts for your D398 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5H-6733 [6] SEAL  
2. 0S-1591 [37] BOLT (1.50" long)  
3. 3B-4506 [60] LOCKWASHER  
4. 4B-4278 [32] WASHER  
5. 6L-6482 [1] ELBOW  
6. 6L-8166 [4] SEAL  
7. 6L-6484 [1] PIPE  
8. 6L-8167 [4] SEAL  
9. 6L-6487 [4] GASKET  
10. 5L-7631 [4] CLAMP  
11. 6L-6293 [1] HOUSING  
12. 4F-0411 [3] BOLT  
13. 1D-4717 [12] NUT  
14. 9F-4446 [4] SEAL  
15. 2H-2665 [8] SEAL  
16. 6L-8751 [4] CLIP  
17. 0S-1594 [6] BOLT (1.00" long)  
18. 6L-8764 [1] PIPE  
19. 6L-6483 [1] PIPE  
20. 6L-6481 [2] ELBOW  
21. 3N-3432 [1] ELBOW  
22. 2N-5693 [2] GASKET  
23. 6L-6494 [2] PLATE  
24. 4L-7904 [2] GASKET  
25. 6L-6294 [1] HOUSING  
26. 3N-4363 [1] CORE ASSEM.  
  3N-4364 [1] CORE ASSEM.  
27. 6L-6489 [4] GASKET  
28. 6L-6488 [4] FLANGE  
29. 6L-8761 [4] SLEEVE  
30. 3N-3433 [1] ELBOW  
31. 6L-6493 [1] LOCK  
32. 1A-2029 [1] BOLT  
33. 1S-6908 [1] PLATE  
34. 0S-1571 [13] BOLT  
35. 3J-5389 [4] PLUG  
36. 5M-6214 C [2] PLUG  
  C   INDICATES CHANGE
 

Information:

Engine News
Specifications
Front Accessory Drive
D399, G399, D398, G398, D379, G379 ENGINES
Front Accessory Drive
D379, D398, D399 INDUSTRIAL & MARINE ENGINES
Disassembly and Assembly
Accessory Drive Housing
D379, D398, D399 INDUSTRIAL & MARINE ENGINES
Accessory Drive Gears
D379, D398, D399 INDUSTRIAL & MARINE ENGINES
Service Magazine

Caterpillar Parts SIS Catalog D398 :

Truck sale:

 
95,000 
Caterpillar D398, Construction
- Industrial engines
LOUISIANA CAT POWER SYSTEMS
95,000 
Caterpillar D398, Construction
- Industrial engines
LOUISIANA CAT POWER SYSTEMS
USD $18,000 
CAT D398

Contractor Sales
Pocatello, Idaho
 
$95,000 USD 
CATERPILLAR D398 1978
- INDUSTRIAL
LOUISIANA CAT POWER SYSTEMS
5415 E. Broad St. - Lake Charles - Lou
$30,000 USD 
CATERPILLAR D398 1972
- STATIONARY GENERATOR SETS
HOLT OF CALIFORNIA - POWER SYSTEMS
- - United States
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