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6N5944 GOVERNOR GROUP--Part 1 of 2 Serial No. 90U1846-Up. Part of 4N8879 and 4N8878 Governor and Fuel Injection Pump Groups shown on Pages 153B and 154A. 2N2489 Shut-Off parts are shown on Page 165 3406




FUEL SYSTEM

GOVERNOR GP
 

#SEBP10130560
 

6N-5944: GOVERNOR GROUP

6N5944 GOVERNOR GROUP--Part 1 of 2
Serial No. 90U1846-Up. Part of 4N8879 and 4N8878 Governor and Fuel Injection Pump Groups
shown on Pages 153B and 154A. 2N2489 Shut-Off parts are shown on Page 165
c158862 SEBP1013
  For full view, you need register

Parts for your 3406 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3J-5390 [1] PLUG  
2. 9L-2796 [1] SCREW (low idle)  
  5B-3180 [1] NUT  
  6L-9447 [1] WASHER  
3. 4N-8142 [1] SCREW (high idle)  
  2J-0157 [1] SEAL  
4. 1D-4540 [3] BOLT  
5. 3F-9556 [5] WASHER  
6. 2B-2695 [1] BOLT  
7. 1B-2714 [2] BOLT  
  1B-4330 [2] NUT  
  5P-0537 [2] WASHER  
8. 2N-4386 [1] COVER  
9. 8S-5388 [1] GASKET  
10. 9N-1917 [1] COVER ASSEM.  
11. 1S-7984 [1] BEARING  
12. 1K-4703 [1] WASHER  
13. 5P-0796 [2] SEAL  
14. 4N-0951 [1] SHAFT  
15. 3P-0009 [1] INSULATOR  
16. 9N-1916 [1] LEVER  
17. 5M-6228 [1] BEARING  
18. 2A-0762 [2] BOLT  
19. 1S-7336 [2] LOCK  
20. 9N-2165 [1] LEVER  
21. 0S-1614 [2] BOLT  
22. 4N-5484 [2] VALVE  
  6H-9691 [2] SEAL  
23. 5F-9144 [1] SEAL  
24. 4N-5485 [1] BODY  
25. 8L-4308 [1] BOLT  
26. 2N-2489 Y [1] SHUT-OFF GROUP  
    (Separate Illustration)
27. 8H-9204 [1] WASHER  
  Y   SEPARATE ILLUSTRATION
 

#SEBP10130561
 

6N-5944: GOVERNOR GROUP

6N5944 GOVERNOR GROUP--Part 2 of 2
Serial No. 90U1846-Up. Part of 4N8879 and 4N8878 Governor and Fuel Injection Pump Groups shown on
Pages 153B and 154A. 4N8114 Housing parts are shown on Page 164H
c160394 SEBP1013
  For full view, you need register

Parts for your 3406 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6N-3504 [1] SEAT  
2. 4N-8137 [1] SEAT  
3. 2N-1474 [1] SEAT  
4. 8L-8500 [1] BEARING  
5. 7B-8105 [1] LOCK  
6. 6N-1311 [1] WEIGHT ASSEM.  
7. 1S-5440 [2] DOWEL  
8. 6N-1312 [2] WEIGHT  
9. 4N-3383 [1] PISTON ASSEM.  
  4N-3507 [1] CYLINDER  
10. 7S-8447 [1] PISTON AND VALVE ASSEM.  
11. 4N-0820 [1] SLEEVE  
  8M-8997 [1] SEAL  
12. 2N-1441 [1] GUIDE  
  8L-8501 [1] DOWEL  
13. 0S-1615 [3] BOLT  
  9M-6293 [1] LOCK  
14. 6H-9691 [1] SEAL  
15. 8L-8502 [1] COLLAR  
  4F-7382 [1] RING  
16. 2N-1440 [1] SPACER  
  2H-3429 [1] RING  
17. 6N-1777 [1] SPRING  
18. 4B-9747 [1] WASHER  
19. 4N-8138 [1] BOLT  
20. 2P-8679 [1] STRAINER ASSEM.  
21. 8S-5388 [1] GASKET  
22. 2P-8669 [1] GASKET  
23. 2P-8707 [1] PLATE ASSEM.  
  8L-4175 [1] DOWEL  
24. 4N-8139 [1] COLLAR  
25. 1H-3340 [1] SCREW  
26. 8L-4155 [1] SCREW  
  1B-4201 C [1] NUT  
27. 6L-1756 [1] BOLT  
28. 1B-9575 [1] BOLT  
29. 5L-8992 [1] COVER  
30. 5L-8991 [1] GASKET  
31. 2P-8697 [1] GASKET  
32. 4N-8114 Y [1] HOUSING ASSEM.  
    (Separate Illustration)
33. 4N-6408 [1] PISTON ASSEM.  
  4N-6407 [1] SPOOL  
  4N-6403 [1] SEAT  
  4N-6406 [1] RING 6.38 cm(2.51 in.) thick  
  4N-6404 [1] RING 1.63 cm(.64 in.) thick  
34. 9L-6422 C [1] SPRING  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#SEBP10130562
 

7N-2340: GOVERNOR GP

7N2340 GOVERNOR GROUP--Part 1 of 3
Part of 4N8879, 7N8490, 4N8878, 7N1258 and 7N1259 Governor and Fuel Injection Pump Groups shown on
Pages 153C, 153C-1, 154B, 156C-1 and 157D. 2N2489 Shut-Off parts are shown on Page 165
c166254 SEBP1013
  For full view, you need register

Parts for your 3406 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3J-5390 [1] PLUG  
2. 7N-1514 [1] SCREW (low idle)  
  5B-3180 [1] NUT  
  6L-9447 [1] WASHER  
3. 4N-8142 [1] SCREW (high idle)  
  2J-0157 [1] SEAL  
4. 1D-4540 [3] BOLT  
5. 3F-9556 [5] WASHER  
6. 2B-2695 [1] BOLT  
7. 1B-2714 [2] BOLT  
  1B-4330 [2] NUT  
  5P-0537 [4] WASHER  
8. 2N-4386 [1] COVER  
9. 8S-5388 [1] GASKET  
10. 9N-1917 [1] COVER ASSEM.  
11. 1S-7984 [1] BEARING  
12. 1K-4703 [1] WASHER  
13. 5P-0796 [2] SEAL  
14. 4N-0951 [1] SHAFT  
15. 3P-0009 [1] INSULATOR  
16. 9N-1916 [1] LEVER  
17. 5M-6228 [1] BEARING  
18. 2A-0762 [2] BOLT  
19. 1S-7336 [2] LOCK  
20. 9N-2165 [1] LEVER  
21. 0S-1614 [2] BOLT  
22. 4N-5484 [2] VALVE  
  6H-9691 [2] SEAL  
23. 5F-9144 [1] SEAL  
24. 4N-5485 [1] BODY  
25. 8L-4308 [1] BOLT  
26. 2N-2489 Y [1] SHUT-OFF GROUP  
    (Separate Illustration)
27. 8H-9204 [1] WASHER  
  Y   SEPARATE ILLUSTRATION
 

#SEBP10130563
 

7N-2340: GOVERNOR GP

7N2340 GOVERNOR GROUP--Part 2 of 3
Part of 4N8879, 7N8490, 4N8878, 7N1258 and 7N1259 Governor and Fuel Injection Pump Groups
shown on Pages 153C, 153C-1, 154B, 156C-1 and 157D. 7N2338 Housing parts are shown on Page 164J
c166255 SEBP1013
  For full view, you need register

Parts for your 3406 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5L-8992 [1] COVER  
2. 5L-8991 [1] GASKET  
3. 2P-8697 [1] GASKET  
4. 7N-2338 Y [1] HOUSING ASSEM.  
    (Separate Illustration)
5. 7B-8105 [1] LOCK  
6. 6N-1311 [1] WEIGHT ASSEM.  
    (Includes)
7. 1S-5440 [2] DOWEL  
8. 6N-1312 [2] WEIGHT  
9. 4N-3383 [1] PISTON ASSEM.  
    (Includes)
  4N-3507 [1] CYLINDER  
10. 7S-8447 [1] PISTON AND VALVE ASSEM.  
11. 4N-0820 [1] SLEEVE  
  8M-8997 [1] SEAL  
12. 0S-1615 [3] BOLT  
  9M-6293 [1] LOCK  
13. 2P-8679 [1] STRAINER ASSEM.  
14. 8S-5388 [1] GASKET  
15. 2P-8669 [1] GASKET  
16. 2P-8707 [1] PLATE ASSEM.  
    (Includes)
  8L-4175 [1] DOWEL  
17. 6L-1756 [1] BOLT  
  4B-9747 [1] WASHER  
18. 1B-9575 [1] BOLT  
  Y   SEPARATE ILLUSTRATION
 

#SEBP10130564
 

7N-2340: GOVERNOR GP

7N2340 GOVERNOR GROUP--Part 3 of 3
Part of 4N8879, 7N8490, 4N8878, 7N1258 and 7N1259 Governor and Fuel
Injection Pump Groups shown on Pages 153C, 153C-1, 154B, 156C-1 and 157D
c166278 SEBP1013
  For full view, you need register

Parts for your 3406 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8L-4155 [1] SCREW  
2. 1B-4201 [1] NUT  
3. 4N-8139 [1] COLLAR  
4. 1H-3340 [1] SCREW  
5. 4N-8137 [1] SEAT  
6. 2H-3429 [1] RING  
7. 2N-1474 [1] SEAT  
8. 2N-1440 [1] SPACER  
9. 8L-8500 [1] BEARING  
10. 2N-1441 [1] GUIDE  
11. 8L-8501 [1] DOWEL  
12. 8L-8502 [1] COLLAR  
13. 4F-7382 [1] RING  
14. 6H-9691 [1] SEAL  
15. 6N-3504 [1] SEAT  
16. 9L-6422 [1] SPRING  
17. 4N-8138 [1] BOLT  
18. 4N-6408 [1] PISTON ASSEM.  
    (Includes)
19. 4N-6404 [1] RING  
20. 4N-6407 [1] SPOOL  
21. 4N-6406 [1] RING  
 

#SEBP10130565
 

6N-4616: GOVERNOR GROUP

6N4616 GOVERNOR GROUP--Part 1 of 2--Type 1
Part of 4N8332 and 4N8877 Governor and Fuel Injection Pump Groups shown on Pages 155B and 156D
2N2489 Shut-Off parts are shown on Page 165
c205707 SEBP1013
  For full view, you need register

Parts for your 3406 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3J-5390 [1] PLUG  
2. 9L-2796 [1] SCREW (low idle)  
  5B-3180 [1] NUT  
  6L-9447 [1] WASHER  
3. 4N-8142 [1] SCREW (high idle)  
  2J-0157 [1] SEAL  
4. 1D-4540 [4] BOLT  
5. 3F-9556 [5] WASHER  
6. 2B-2695 [1] BOLT  
7. 1B-2714 [2] BOLT  
  1B-4330 [2] NUT  
  5P-0537 [2] WASHER  
8. 2N-4386 [1] COVER  
9. 8S-5388 [1] GASKET  
10. 4N-3381 [1] COVER ASSEM.  
    (Includes)
11. 1S-7984 [1] BEARING  
12. 1K-4703 [1] WASHER  
13. 5P-0796 [2] SEAL  
14. 4N-0951 [1] SHAFT  
15. 3P-0009 [1] INSULATOR  
16. 4N-3384 [1] LEVER  
17. 5M-6228 [1] BEARING  
18. 2A-0762 [2] BOLT  
19. 1S-7336 [2] LOCK  
20. 4N-3390 [1] LEVER  
21. 0S-1614 [2] BOLT  
22. 4N-5484 [2] VALVE  
  6H-9691 [2] SEAL  
23. 5F-9144 [1] SEAL  
24. 4N-5485 [1] BODY  
25. 2N-2489 Y [1] SHUT OFF GROUP  
    (Separate Illustration)
26. 8H-9204 [1] WASHER  
  Y   SEPARATE ILLUSTRATION
 

#SEBP10130566
 

6N-4616: GOVERNOR GROUP

6N4616 GOVERNOR GROUP--Part 2 of 2--Type 1
Part of 4N8332 and 4N8877 Governor and Fuel Injection Pump Groups shown on Pages 155B and 156D
4N8114 Housing parts are shown on Page 164H
c205709 SEBP1013
  For full view, you need register

Parts for your 3406 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6N-3504 [1] SEAT  
2. 4N-8137 [1] SEAT  
3. 2N-1474 [1] SEAT  
4. 8L-8500 [1] BEARING  
5. 7B-8105 [1] LOCK  
6. 6N-1311 [1] WEIGHT ASSEM.  
7. 1S-5440 [2] DOWEL  
8. 6N-1312 [2] WEIGHT  
9. 4N-3383 [1] PISTON ASSEM.  
  4N-3507 [1] CYLINDER  
10. 7S-8447 [1] PISTON AND VALVE ASSEM.  
11. 4N-0820 [1] SLEEVE  
  8M-8997 [1] SEAL  
12. 2N-1441 [1] GUIDE  
  8L-8501 [1] DOWEL  
13. 0S-1615 [3] BOLT  
  9M-6293 [1] LOCK  
14. 6H-9691 [1] SEAL  
15. 8L-8502 [1] COLLAR  
  4F-7382 [1] RING  
16. 2N-1440 [1] SPACER  
  2H-3429 [1] RING  
17. 6N-4560 [1] SPRING  
18. 4B-9747 [1] WASHER  
19. 4N-8138 [1] BOLT  
20. 2P-8679 [1] STRAINER ASSEM.  
21. 8S-5388 [1] GASKET  
22. 2P-8669 [1] GASKET  
23. 2P-8707 [1] PLATE ASSEM.  
  8L-4175 [1] DOWEL  
24. 4N-8139 [1] COLLAR  
25. 1H-3340 [1] SCREW  
26. 8L-4155 [1] SCREW  
  5S-9607 [1] NUT  
27. 6L-1756 [1] BOLT  
28. 1B-9575 [1] BOLT  
29. 5L-8992 [1] COVER  
30. 5L-8991 [1] GASKET  
31. 2P-8697 [1] GASKET  
32. 4N-8114 Y [1] HOUSING ASSEM.  
    (Separate Illustration)
33. 4N-6408 [1] PISTON ASSEM.  
    (Includes)
  4N-6407 [1] SPOOL  
  4N-6403 [1] SEAT  
  4N-6406 [1] RING 2.51 in. (6.37 cm)thick  
  4N-6404 [1] RING .64 in. (1.62 cm)thick  
  Y   SEPARATE ILLUSTRATION
 

#SEBP10130567
 

6N-4616: GOVERNOR GROUP

6N4616 GOVERNOR GROUP--Part 1 of 2--Type 2
Part of 4N8332 and 4N8877 Governor and Fuel Injection Pump Groups shown on Pages 155B and 156D
2N2489 Shut-Off parts are shown on Page 165
c161298 SEBP1013
  For full view, you need register

Parts for your 3406 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3J-5390 [1] PLUG  
2. 9L-2796 [1] SCREW (low idle)  
  5B-3180 [1] NUT  
  6L-9447 [1] WASHER  
3. 4N-8142 [1] SCREW (high idle)  
  2J-0157 [1] SEAL  
4. 1D-4540 [4] BOLT  
5. 3F-9556 [5] WASHER  
6. 2B-2695 [1] BOLT  
7. 1B-2714 [2] BOLT  
  1B-4330 [2] NUT  
  5P-0537 [2] WASHER  
8. 2N-4386 [1] COVER  
9. 8S-5388 [1] GASKET  
10. 4N-3381 [1] COVER ASSEM.  
    (Includes)
11. 1S-7984 [1] BEARING  
12. 1K-4703 [1] WASHER  
13. 5P-0796 [2] SEAL  
14. 4N-0951 [1] SHAFT  
15. 3P-0009 [1] INSULATOR  
16. 4N-3384 [1] LEVER  
17. 5M-6228 [1] BEARING  
18. 2A-0762 [2] BOLT  
19. 1S-7336 [2] LOCK  
20. 4N-3390 [1] LEVER  
21. 0S-1614 [2] BOLT  
22. 4N-5484 [2] VALVE  
  6H-9691 [2] SEAL  
23. 5F-9144 [1] SEAL  
24. 4N-5485 [1] BODY  
25. 2N-2489 Y [1] SHUT OFF GROUP  
    (Separate Illustration)
26. 8H-9204 [1] WASHER  
  Y   SEPARATE ILLUSTRATION
 

#SEBP10130568
 

6N-4616: GOVERNOR GROUP

6N4616 GOVERNOR GROUP--Part 2 of 2--Type 2
Part of 4N8332 and 4N8877 Governor and Fuel Injection Pump Groups shown on Pages 155B and 156D
4N8114 Housing parts are shown on Page 164H
c161299 SEBP1013
  For full view, you need register

Parts for your 3406 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6N-3504 [1] SEAT  
2. 4N-8137 [1] SEAT  
3. 2N-1474 [1] SEAT  
4. 8L-8500 [1] BEARING  
5. 7B-8105 [1] LOCK  
6. 6N-1311 [1] WEIGHT ASSEM.  
7. 1S-5440 [2] DOWEL  
8. 6N-1312 [2] WEIGHT  
9. 4N-3383 [1] PISTON ASSEM.  
  4N-3507 [1] CYLINDER  
10. 7S-8447 [1] PISTON AND VALVE ASSEM.  
11. 4N-0820 [1] SLEEVE  
  8M-8997 [1] SEAL  
12. 2N-1441 [1] GUIDE  
  8L-8501 [1] DOWEL  
13. 0S-1615 [3] BOLT  
  9M-6293 [1] LOCK  
14. 6H-9691 [1] SEAL  
15. 8L-8502 [1] COLLAR  
  4F-7382 [1] RING  
16. 2N-1440 [1] SPACER  
  2H-3429 [1] RING  
17. 6N-4560 [1] SPRING  
18. 4B-9747 [1] WASHER  
19. 4N-8138 [1] BOLT  
20. 2P-8679 [1] STRAINER ASSEM.  
21. 8S-5388 [1] GASKET  
22. 2P-8669 [1] GASKET  
23. 2P-8707 [1] PLATE ASSEM.  
  8L-4175 [1] DOWEL  
24. 4N-8139 [1] COLLAR  
25. 1H-3340 [1] SCREW  
26. 8L-4155 [1] SCREW  
  1B-4201 C [1] NUT  
27. 6L-1756 [1] BOLT  
28. 1B-9575 [1] BOLT  
29. 5L-8992 [1] COVER  
30. 5L-8991 [1] GASKET  
31. 2P-8697 [1] GASKET  
32. 4N-8114 Y [1] HOUSING ASSEM.  
    (Separate Illustration)
33. 4N-6408 [1] PISTON ASSEM.  
  4N-6407 [1] SPOOL  
  4N-6403 [1] SEAT  
  4N-6406 [1] RING 6.37cm(2.51 in.)long  
  4N-6404 [1] RING 1.62cm(.64 in.)long  
34. 9L-6422 C [1] SPRING  
  Y   SEPARATE ILLUSTRATION
 

#SEBP10130569
 

6N-4616: GOVERNOR GROUP

6N4616 GOVERNOR GROUP--Part 1 of 2--Type 3
Part of 4N8332 and 4N8877 Governor and Fuel Injection Pump Groups shown on Pages 155B and 156D
2N2489 Shut-Off parts are shown on Page 165
c161298 SEBP1013
  For full view, you need register

Parts for your 3406 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3J-5390 [1] PLUG  
2. 9L-2796 [1] SCREW (low idle)  
  5B-3180 [1] NUT  
  6L-9447 [1] WASHER  
3. 4N-8142 [1] SCREW (high idle)  
  2J-0157 [1] SEAL  
4. 1D-4540 [4] BOLT  
5. 3F-9556 [5] WASHER  
6. 2B-2695 [1] BOLT  
7. 1B-2714 [2] BOLT  
  1B-4330 [2] NUT  
  5P-0537 [2] WASHER  
8. 2N-4386 [1] COVER  
9. 8S-5388 [1] GASKET  
10. 4N-3381 [1] COVER ASSEM.  
    (Includes)
11. 1S-7984 [1] BEARING  
12. 1K-4703 [1] WASHER  
13. 5P-0796 [2] SEAL  
14. 4N-0951 [1] SHAFT  
15. 3P-0009 [1] INSULATOR  
16. 4N-3384 [1] LEVER  
17. 5M-6228 [1] BEARING  
18. 2A-0762 [2] BOLT  
19. 1S-7336 [2] LOCK  
20. 4N-3390 [1] LEVER  
21. 0S-1614 [2] BOLT  
22. 4N-5484 [2] VALVE  
  6H-9691 [2] SEAL  
23. 5F-9144 [1] SEAL  
24. 4N-5485 [1] BODY  
25. 2N-2489 Y [1] SHUT OFF GROUP  
    (Separate Illustration)
26. 8H-9204 [1] WASHER  
  Y   SEPARATE ILLUSTRATION
 

Caterpillar Parts SIS Catalog 3406 :

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