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5N7741 FUEL DRAIN GROUP--Alarm Switch and Lines ONLY FOR USE WITH DIRECT INJECTION FUEL SYSTEM AND 5N7710 FUEL INJECTION LINES GROUP SHOWN ON PAGE 147A-2 AN ATTACHMENT 3406




FUEL SYSTEM

DRAIN GP-FUEL
 

#SEBP10130460
 

5N-7741: DRAIN GP-FUEL

5N7741 FUEL DRAIN GROUP--Alarm Switch and Lines
ONLY FOR USE WITH DIRECT INJECTION FUEL SYSTEM AND 5N7710 FUEL INJECTION LINES GROUP SHOWN ON PAGE 147A-2
AN ATTACHMENT
c232556 SEBP1013
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Parts for your 3406 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5K-9243 [7] ELBOW  
2. 5N-7740 [4] TUBE ASSEM.  
3. 5P-1198 H [5] TUBE 13 cm (5.12 in.) each  
  4B-8756 [10] NUT  
4. 8B-6127 [3] CLIP  
5. 5P-1198 H TUBE 29 cm (11.42 in.)  
  4B-8756 [2] NUT  
6. 0S-1617 [2] BOLT  
  9M-1974 [2] WASHER  
  5K-6437 [2] CLIP  
7. 9L-8557 [5] TEE  
8. 5P-1198 H TUBE 66cm (25.99 in.)  
  4B-8756 [2] NUT  
9. 3P-9200 [1] CLIP  
10. 0S-1594 [3] BOLT  
  1D-4717 [3] NUT  
  5M-2894 [3] WASHER  
11. 4M-5317 [1] BUSHING  
12. 5N-7733 [1] PLATE  
13. 5P-1198 H TUBE 23 cm (9.06 in.)  
  4B-8756 [1] NUT  
14. 2B-2404 [1] CLIP  
  0S-1616 [2] BOLT  
  5P-0537 [4] WASHER  
  1B-4330 [2] NUT  
15. 2N-9768 [1] SWITCH  
16. 8B-1931 [1] BUSHING  
17. 9L-8492 [1] PLUG  
18. 9L-8496 [1] TEE  
  H   ORDER BY THE CENTIMETER
 

#SEBP10130462
 

4N-3949: FUEL TRANSFER PUMP GROUP

4N3948 FUEL TRANSFER PUMP GROUP (4N3949 N/S)
Serial No. 90U440 to 90U1830 inclusive
c208826 SEBP1013
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Parts for your 3406 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4N-3943 [1] BODY ASSEM.  
2. 2S-7467 [1] BEARING  
3. 4N-4249 [1] SEAL  
4. 4N-4248 [1] SEAL  
5. 4N-3944 [1] SHAFT  
6. 4B-3388 H [2] BOLT  
7. 4N-3945 [1] SHAFT ASSEM.  
8. 8S-4368 [1] GEAR (10 teeth)  
9. 6J-2419 [1] SEAL  
10. 4N-5434 H [1] GASKET  
11. 8S-4368 [1] GEAR (10 teeth)  
12. 6N-3561 C [1] COVER ASSEM.  
  1P-2298 [1] VALVE  
13. 1T-0099 [1] PIN  
14. 9S-4190 [1] PLUG  
  2M-9780 [1] SEAL  
15. 7S-4440 C [1] BOLT  
16. 4N-7465 C [1] GASKET  
17. 2P-4252 C [1] SPRING  
18. 8M-0874 C [1] PLUNGER ASSEM.  
19. 5M-6213 C [1] PLUG  
20. 2B-2694 [6] BOLT  
21. 7M-7260 C LIQUID GASKET  
  C   INDICATES CHANGE
  H   NOT PART OF 4N3948 FUEL TRANSF
 

#SEBP10130463
 

4N-3949: PUMP GP-FUEL TRANSFER

4N3949 FUEL TRANSFER PUMP GROUP
Serial No. 90U1831-Up
6N4437 Pump parts are shown on Page 149
c210549 SEBP1013
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Parts for your 3406 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6N-4437 CY [1] PUMP GROUP  
    (Separate Illustration)
2. 4N-5434 [1] GASKET  
3. 4B-3388 [2] BOLT  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#SEBP10130464
 

6N-4437: PUMP GP-FUEL TRANSFER

6N4437 FUEL TRANSFER PUMP GROUP--Type 1
Serial No. 90U1831-Up
Part of 4N3949 Fuel Transfer Pump Group shown on Page 148B
c214613 SEBP1013
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Parts for your 3406 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6N-4436 [1] PLUG  
2. 8F-3469 [1] SEAL  
3. 1P-2298 [1] VALVE ASSEM.  
4. 5M-6213 [1] PLUG  
5. 8S-4368 [1] GEAR (10 teeth)  
6. 6N-4440 [1] COVER  
7. 4N-7465 [1] GASKET  
8. 7S-4440 [1] BOLT  
9. 2P-4252 [1] SPRING  
10. 8M-0874 [1] PLUNGER ASSEM.  
11. 0S-1618 [6] BOLT  
12. 6N-4439 [1] BODY ASSEM.  
    (Includes)
13. 8F-6058 [2] BEARING  
14. 4N-4249 [1] SEAL  
15. 4N-4248 [1] SEAL  
16. 4N-3944 [1] SHAFT  
17. 6J-2419 [1] SEAL  
18. 6N-4441 [1] SHAFT ASSEM.  
    (Includes)
  8S-4368 [1] GEAR (10 teeth)  
 

#SEBP10130465
 

4N-3287: PUMP GP-FUEL PRIMING

4N3287 FUEL PRIMING PUMP GROUP
c215540 SEBP1013
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Parts for your 3406 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1P-0436 [1] GASKET  
2. 4B-3388 [1] BOLT  
    2.86 CM(1.125 IN)LONG
    -OR-
  1B-2790 C [1] BOLT  
    3.49 CM(1.375 IN)LONG
  9M-1974 C [1] WASHER  
    7.95 MM(.313 IN)DIA
3. 0S-1616 [1] BOLT  
    2.54 CM(1 IN)LONG
    -OR-
  7B-2742 C [1] BOLT  
    3.18 CM(1.25 IN)LONG
  5P-0537 C [1] WASHER  
    6.35 MM(.25 IN)DIA
4. 4N-2511 [1] PUMP AS-FUEL PRIMING  
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP10130466
 

6N-4437: PUMP GP-FUEL TRANSFER

6N4437 FUEL TRANSFER PUMP GROUP--Type 2
Serial No. 90U1831-Up
Part of 4N3949 Fuel Transfer Pump Group shown on Page 148B
c220733 SEBP1013
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Parts for your 3406 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6N-4436 [1] PLUG  
2. 8F-3469 [1] SEAL  
3. 1P-2298 [1] VALVE ASSEM.  
4. 3K-8460 C [1] PLUG  
5. 8S-4368 [1] GEAR (10 teeth)  
6. 6N-4440 [1] COVER  
7. 4N-7465 [1] GASKET  
8. 7S-4440 [1] BOLT  
9. 2P-4252 [1] SPRING  
10. 8M-0874 [1] PLUNGER ASSEM.  
11. 0S-1618 [6] BOLT  
12. 7N-6119 C [1] BODY ASSEM.  
    (Includes)
13. 8F-6058 [2] BEARING  
14. 5P-9295 C [1] SEAL  
15. 5P-9294 C [1] SEAL  
16. 4N-3944 [1] SHAFT  
17. 6J-2419 [1] SEAL  
18. 6N-4441 [1] SHAFT ASSEM.  
    (Includes)
  8S-4368 [1] GEAR (10 teeth)  
19. 1J-9671 C [1] SEAL  
  C   INDICATES CHANGE
 

#SEBP10130467
 

4N-8008: DRIVE GP-GOVERNOR & FUEL PUMP

4N8008 GOVERNOR AND FUEL PUMP DRIVE GROUP
c217206 SEBP1013
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Parts for your 3406 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4N-0582 [2] WEIGHT  
2. 4N-0577 [2] SPRING  
3. 7N-5576 C [2] SPRING  
4. 7N-5579 C [1] GEAR ASSEM. (64 Teeth)  
5. 6N-0493 [1] RING  
6. 4N-5230 [1] GASKET  
7. 6H-3957 [1] BEARING  
8. 1T-0033 [1] RING  
9. 6N-0491 [1] SHAFT  
10. 4N-3936 [1] HOUSING ASSEM.  
11. 4N-0684 [2] PIN  
12. 4N-4551 [1] SHAFT ASSEM. (11 Teeth)  
  6L-4081 [1] BEARING  
  6L-4082 [2] RACE  
13. 4N-3934 [1] ADAPTER  
  4N-3933 [1] GASKET  
14. 1B-7182 [2] BOLT  
  9M-1974 [2] WASHER  
15. 2N-7013 [1] STOP  
16. 8H-9788 [2] GASKET  
17. 2N-7014 [1] SPACER  
18. 0S-1588 [6] BOLT 3.18 cm(1.25 in.) long  
19. 0S-1571 [1] BOLT 4.45 cm(1.75 in.) long  
20. 5M-2894 [7] WASHER  
21. 4N-0813 [1] GASKET  
22. 0S-1591 [2] BOLT  
23. 5H-7370 [1] SEAL  
24. 4N-5232 [1] RETAINER  
25. 4N-0580 [2] SLIDE  
26. 6N-0495 [1] FLANGE ASSEM.  
27. 6N-3927 C [1] RETAINER  
28. 5J-5793 [4] BOLT  
29. 4N-4248 C [1] SEAL  
  C   INDICATES CHANGE
 

#SEBP10130468
 

6N-5202: DRIVE GP-GOVERNOR & FUEL PUMP

6N5202 GOVERNOR AND FUEL PUMP DRIVE GROUP
c216090 SEBP1013
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Parts for your 3406 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7N-6176 C [2] WEIGHT  
2. 6N-5143 [2] SPRING  
3. 7N-5577 C [2] SPRING  
4. 7N-5579 C [1] GEAR ASSEM. (64 Teeth)  
5. 6N-0493 [1] RING  
6. 4N-5230 [1] GASKET  
7. 6H-3957 [1] BEARING  
8. 1T-0033 [1] RING  
9. 6N-0491 [1] SHAFT  
10. 4N-3936 [1] HOUSING ASSEM.  
11. 4N-0684 [2] PIN  
12. 4N-4551 [1] SHAFT ASSEM. (11 Teeth)  
  6L-4081 [1] BEARING  
  6L-4082 [2] RACE  
13. 4N-3934 [1] ADAPTER  
  4N-3933 [1] GASKET  
14. 1B-7182 [2] BOLT  
  9M-1974 [2] WASHER  
15. 2N-7013 [1] STOP  
16. 8H-9788 [2] GASKET  
17. 2N-7014 [1] SPACER  
18. 0S-1588 [6] BOLT 3.18cm(1.25 in.) long  
19. 0S-1571 [1] BOLT 4.45 cm(1.75 in.)long  
20. 5M-2894 [7] WASHER  
21. 4N-0813 [1] GASKET  
22. 0S-1591 [2] BOLT  
23. 5H-7370 [1] SEAL  
24. 4N-5232 [1] RETAINER  
25. 4N-0580 [2] SLIDE  
26. 6N-0495 [1] FLANGE ASSEM.  
27. 6N-3927 [1] RETAINER  
28. 5J-5793 [4] BOLT  
29. 4N-4248 C [1] SEAL  
  C   INDICATES CHANGE
 

#SEBP10130469
 

9N-3671: DRIVE GP-GOVERNOR & FUEL PUMP

9N3671 GOVERNOR AND FUEL PUMP DRIVE GROUP
Serial No. 90U12977-Up
c228044 SEBP1013
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Parts for your 3406 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7N-6176 [2] WEIGHT  
2. 9N-3691 [2] SPRING (inner)  
3. 9N-3692 [2] SPRING (outer)  
4. 9N-5462 C [1] GEAR ASSEM. (64 Teeth)  
5. 6N-0493 [1] RING  
6. 4N-5230 [1] GASKET  
7. 6H-3957 [1] BEARING  
8. 1T-0033 [1] RING  
9. 6N-0491 [1] SHAFT  
10. 4N-3936 [1] HOUSING ASSEM.  
11. 4N-0684 [2] PIN  
12. 4N-4551 [1] SHAFT ASSEM. (11 Teeth)  
  6L-4081 [1] BEARING  
  6L-4082 [2] RACE  
13. 4N-3934 [1] ADAPTER  
  4N-3933 [1] GASKET  
14. 1B-7182 [2] BOLT  
  9M-1974 [2] WASHER  
15. 2N-7013 [1] STOP  
16. 8H-9788 [2] GASKET  
17. 2N-7014 [1] SPACER  
18. 0S-1588 [6] BOLT 3.18cm(1.25 in.) long  
19. 0S-1571 [1] BOLT 4.45 cm(1.75 in.) long  
20. 5M-2894 [7] WASHER  
21. 4N-0813 [1] GASKET  
22. 0S-1591 [2] BOLT  
23. 5H-7370 [1] SEAL  
24. 4N-5232 [1] RETAINER  
25. 4N-0580 [2] SLIDE  
26. 6N-0495 [1] FLANGE ASSEM.  
27. 6N-3927 [1] RETAINER  
28. 5J-5793 [4] BOLT  
29. 5P-9294 C [1] SEAL  
  C   INDICATES CHANGE
 

Information:

Caterpillar Parts SIS Catalog 3406 :

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