AVSPARE.COM
parts catalog

4N8877 GOVERNOR AND FUEL INJECTION PUMP GROUP Serial No. 90U1621 to 90U1833 inclusive. For Direct Injection Turbocharged Engines in 50 hertz Generator Set Applications 6N1537 Pump, 6N5945 Governor and 4N4267 Control parts are shown on Pages 158, 158A, 158B, 164D, 164E and 168 6N1779 Spring is replaced by 6N8859 listed on Page 168B 3406




FUEL SYSTEM

GOVERNOR GP
 

#SEBP10130510
 

4N-8877: GOVERNOR AND FUEL INJECTION PUMP GROUP

4N8877 GOVERNOR AND FUEL INJECTION PUMP GROUP
Serial No. 90U1621 to 90U1833 inclusive. For Direct Injection Turbocharged Engines in 50 hertz Generator Set Applications
6N1537 Pump, 6N5945 Governor and 4N4267 Control parts are shown on Pages 158, 158A, 158B, 164D, 164E and 168
6N1779 Spring is replaced by 6N8859 listed on Page 168B
c158857 SEBP1013
  For full view, you need register

Parts for your 3406 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9S-4182 [1] PLUG  
  3J-7354 [1] SEAL  
2. 0S-1618 [2] BOLT  
3. 5J-5314 [1] BOLT  
4. 6N-5945 YC [1] GOVERNOR GROUP  
    (Separate Illustration)
5. 4N-4267 Y [1] TORQUE GROUP  
    (Separate Illustration)
6. 6N-1779 [1] SPRING  
7. 1H-5514 [3] BOLT  
8. 4N-3818 [1] GASKET  
9. 6N-1537 Y [1] PUMP GROUP  
    (Separate Illustration)
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#SEBP10130511
 

4N-8877: GOVERNOR AND FUEL INJECTION PUMP GROUP

4N8877 GOVERNOR AND FUEL INJECTION PUMP GROUP
Serial No. 90U1834 to 90U2188 inclusive. For Direct Injection Turbocharged Engines in 50 hertz Generator Set Applications
6N1537 Pump, 6N5945 Governor and 4N4267 Control parts are shown on Pages 158, 158A, 158B, 164F, 164G and 168
c160391 SEBP1013
  For full view, you need register

Parts for your 3406 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9S-4182 [1] PLUG  
  3J-7354 [1] SEAL  
2. 0S-1618 [2] BOLT  
3. 5J-5314 [1] BOLT  
4. 6N-5945 Y [1] GOVERNOR GROUP  
    (Separate Illustration)
5. 4N-4267 Y [1] TORQUE GROUP  
    (Separate Illustration)
6. 6N-8470 C [1] SPRING  
7. 1H-5514 [3] BOLT  
8. 4N-3818 [1] GASKET  
9. 6N-1537 Y [1] PUMP GROUP  
    (Separate Illustration)
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#SEBP10130512
 

7N-1259: GOV & FUEL INJ PUMP GP

7N1259 GOVERNOR AND FUEL INJECTION PUMP GROUP
Serial No. 90U2189 to 90U2198 inclusive. For Direct Injection Turbocharged Engines in 50 hertz Generator Set Applications
7N1256 Pump, 6N5945 Governor and 4N4267 Control parts are shown on Pages 159H, 164F, 164G and 168
c162983 SEBP1013
  For full view, you need register

Parts for your 3406 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7N-1256 Y [1] PUMP GROUP  
    (Separate Illustration)
2. 0S-1618 [2] BOLT  
3. 5J-5314 [1] BOLT  
4. 6N-5945 Y [1] GOVERNOR GROUP  
    (Separate Illustration)
5. 4N-4267 Y [1] TORQUE GROUP  
    (Separate Illustration)
6. 7N-1295 [1] SRPING  
7. 1H-5514 [3] BOLT  
8. 6N-9339 [1] GASKET  
  Y   SEPARATE ILLUSTRATION
 

#SEBP10130513
 

7N-1259: GOV & FUEL INJ PUMP GP

7N1259 GOVERNOR AND FUEL INJECTION PUMP GROUP
Serial No. 90U2199 to 90U7295 inclusive. For Direct Injection Turbocharged Engines in 50 hertz Generator Set Applications
7N1256 Pump, 7N2340 Governor and 4N4267 Control parts are shown on Pages 159H, 163A, 163B, 163D and 168
c166258 SEBP1013
  For full view, you need register

Parts for your 3406 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7N-1256 Y [1] PUMP GROUP  
    (Separate Illustration)
2. 0S-1618 [2] BOLT  
3. 5J-5314 [1] BOLT  
4. 7N-2340 YC [1] GOVERNOR GROUP  
    (Separate Illustration)
5. 4N-4267 Y [1] TORQUE GROUP  
    (Separate Illustration)
6. 7N-1295 [1] SRPING  
7. 1H-5514 [3] BOLT  
8. 6N-9339 [1] GASKET  
9. 6N-4560 C [1] SPRING  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#SEBP10130514
 

7N-1259: GOV & FUEL INJ PUMP GP

7N1259 GOVERNOR AND FUEL INJECTION PUMP GROUP
Serial No. 90U7296-Up. FOR DIRECT INJECTION TURBOCHARGED ENGINES IN 50 HERTZ GENERATOR SET APPLICATIONS
7N1256 Pump, 7N6857 Governor & 4N4267 Control parts are shown on Pages 159H, 164G-1 through 164G-4 & 168
c222743 SEBP1013
  For full view, you need register

Parts for your 3406 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7N-1256 Y [1] PUMP GROUP  
    (Separate Illustration)
2. 0S-1618 [2] BOLT  
3. 5J-5314 C [2] BOLT  
4. 7N-6857 CY [1] GOVERNOR GROUP  
    (Separate Illustration)
5. 4N-4267 Y [1] TORQUE GROUP  
    (Separate Illustration)
6. 7N-1295 [1] SPRING  
7. 1H-5514 C [2] BOLT  
8. 6N-9339 [1] GASKET  
9. 6N-4560 C [1] SPRING  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#SEBP10130515
 

6N-1537: FUEL INJECTION PUMP GROUP

6N1537 FUEL INJECTION PUMP GROUP--Type 1--Replaced by 7N3085 shown on Page 158C
Part of 4N2482, 4N8332 and 4N8877 Governor and Fuel Injection Pump Groups shown on Pages 151, 155B,
156, 156A, 156D, 157 and 157A. 6N2767 Pump parts are shown on Page 159J
c212618 SEBP1013
  For full view, you need register

Parts for your 3406 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1M-1077 [6] SEAL  
2. 2M-4314 [6] BUSHING  
3. 8H-9204 [6] WASHER  
4. 4B-4158 [2] SCREW  
5. 4N-7354 [1] SPACER  
6. 4N-4125 [1] GASKET  
7. 4N-4124 [1] COVER  
8. 2P-8617 [1] RACK  
9. 6N-2767 CY [6] PUMP GROUP  
    (Separate Illustration)
10. 4N-7353 [1] PLATE  
11. 9N-1269 [6] LIFTER ASSEM.  
12. 0S-1618 [6] BOLT  
13. 7F-8036 [1] LOCK  
14. 9M-1974 [2] WASHER  
  6N-1172 [2] SLEEVE  
15. 4N-0631 [1] GEAR ASSEM.  
    (Includes)
  4N-0629 [1] GEAR (72 teeth)  
16. 4N-2483 [1] SPRING  
17. 4N-4051 [1] YOKE  
18. 6D-9953 [2] PIN (spring)  
19. 4N-0627 [1] PIN  
20. 6N-1483 [1] CAMSHAFT ASSEM.  
    (Includes)
21. 9F-7882 C [1] PIN  
22. 4N-0812 [1] HOUSING ASSEM.  
    (Includes)
23. 4B-9782 [1] BALL  
24. 4M-1474 [3] PIN  
25. 9S-4160 [1] BEARING  
26. 5M-6214 [3] PLUG  
27. 1P-0232 [6] BALL  
  1P-0234 [6] DOWEL  
28. 1S-7101 [2] BEARING  
29. 2B-7408 [1] PLUG  
30. 9S-9702 [2] DOWEL  
31. 1S-7103 [1] BEARING  
32. 1S-1953 C [1] BEARING  
33. 4N-9837 [6] SPACER 4.96 mm(.1950 in.) thick  
  4N-9838 [6] SPACER 5.06 mm(.1990 in.) thick  
  4N-9839 [6] SPACER 5.16 mm(.2030 in.) thick  
  4N-9840 [6] SPACER 5.26 mm(.2070 in.) thick  
  4N-9841 [6] SPACER 5.36 mm(.2110 in.) thick  
  4N-9842 [6] SPACER 5.47 mm(.2150 in.) thick  
  4N-9843 [6] SPACER 5.57 mm(.2190 in.) thick  
  4N-9844 [6] SPACER 5.67 mm(.2230 in.) thick  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#SEBP10130516
 

6N-1537: FUEL INJECTION PUMP GROUP

6N1537 FUEL INJECTION PUMP GROUP--Type 2--Replaced by 7N3085 shown on Page 158C
Part of 4N2482, 4N8332 and 4N8877 Governor and Fuel Injection Pump Groups shown on Pages 151, 155B,
156, 156A, 156D, 157 and 157A. 6N2767 Pump parts are shown on Page 159J
c166172 SEBP1013
  For full view, you need register

Parts for your 3406 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1M-1077 [6] SEAL  
2. 2M-4314 [6] BUSHING  
3. 8H-9204 [6] WASHER  
4. 4B-4158 [2] SCREW  
5. 4N-7354 [1] SPACER  
6. 4N-4125 [1] GASKET  
7. 4N-4124 [1] COVER  
8. 2P-8617 [1] RACK  
9. 6N-2767 CY [6] PUMP GROUP  
    (Separate Illustration)
10. 4N-7353 [1] PLATE  
11. 9N-1269 [6] LIFTER ASSEM.  
12. 0S-1618 [6] BOLT  
13. 7F-8036 [1] LOCK  
14. 9M-1974 [2] WASHER  
  6N-1172 [2] SLEEVE  
15. 4N-0631 [1] GEAR ASSEM.  
    (Includes)
  4N-0629 [1] GEAR (72 teeth)  
16. 4N-2483 [1] SPRING  
17. 4N-4051 [1] YOKE  
18. 6D-9953 [2] PIN (spring)  
19. 4N-0627 [1] PIN  
20. 6N-1483 [1] CAMSHAFT ASSEM.  
    (Includes)
21. 9F-7882 [1] PIN  
22. 6N-7276 C [1] HOUSING ASSEM.  
    (Includes)
23. 4B-9782 [1] BALL  
24. 4M-1474 [3] PIN  
25. 9S-4160 [1] BEARING  
26. 5M-6214 [3] PLUG  
27. 1P-0232 [6] BALL  
  1P-0234 [6] DOWEL  
28. 1S-7101 [2] BEARING  
29. 2B-7408 [1] PLUG  
30. 9S-9702 [2] DOWEL  
31. 1S-7103 [1] BEARING  
32. 1S-1953 [1] BEARING  
33. 4N-9837 [6] SPACER 4.96 mm (.1950 in.) thick  
  4N-9838 [6] SPACER 5.06 mm (.1990 in.) thick  
  4N-9839 [6] SPACER 5.16 mm(.2030 in.) thick  
  4N-9840 [6] SPACER 5.26 mm(.2070 in.) thick  
  4N-9841 [6] SPACER 5.36 mm(.2110 in.) thick  
  4N-9842 [6] SPACER 5.47 mm(.2150 in.) thick  
  4N-9843 [6] SPACER 5.57 mm(.2190 in.) thick  
  4N-9844 [6] SPACER 5.67 mm(.2230 in.) thick  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#SEBP10130517
 

6N-1537: FUEL INJECTION PUMP GROUP

6N1537 FUEL INJECTION PUMP GROUP--Type 3--Replaced by 7N3085 shown on Page 158C
Part of 4N2482, 4N8332 and 4N8877 Governor and Fuel Injection Pump Groups shown on Pages
151, 155B, 156, 156A, 156D, 157 and 157A. 7N1219 Pump parts are shown on Page 159J
c217056 SEBP1013
  For full view, you need register

Parts for your 3406 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1M-1077 [6] SEAL  
2. 2M-4314 [6] BUSHING  
3. 8H-9204 [6] WASHER  
4. 4B-4158 [2] SCREW  
5. 4N-7354 [1] SPACER  
6. 4N-4125 [1] GASKET  
7. 4N-4124 [1] COVER  
8. 2P-8617 [1] RACK  
9. 7N-1219 CY [6] PUMP GROUP  
    (Separate Illustration)
10. 4N-7353 [1] PLATE  
11. 9N-2505 C [6] LIFTER ASSEM.  
12. 0S-1618 [6] BOLT  
13. 7F-8036 [1] LOCK  
14. 9M-1974 [2] WASHER  
  6N-1172 [2] SLEEVE  
15. 4N-0631 [1] GEAR ASSEM.  
    (Includes)
  4N-0629 [1] GEAR (72 teeth)  
16. 4N-2483 [1] SPRING  
17. 4N-4051 [1] YOKE  
18. 6D-9953 [2] PIN (spring)  
19. 4N-0627 [1] PIN  
20. 6N-1483 [1] CAMSHAFT ASSEM.  
    (Includes)
21. 9F-7882 [1] PIN  
22. 6N-7276 [1] HOUSING ASSEM.  
    (Includes)
23. 4B-9782 [1] BALL  
24. 4M-1474 [1] PIN  
25. 9S-4160 [1] BEARING  
26. 1A-1953 [1] BEARING  
27. 1P-0232 [6] BALL  
  1P-0234 [6] DOWEL  
28. 1S-7101 [2] BEARING  
29. 9F-2247 C [1] PLUG  
30. 9S-9702 [2] DOWEL  
31. 1S-7103 [1] BEARING  
32. 5M-6214 [3] PLUG (pipe)  
    -OR-
  1N-5999 C [3] PLUG (straight)  
  7J-0204 C [3] SEAL  
33. 4N-9837 [6] SPACER 4.96 mm(.1950 in.) thick  
  4N-9838 [6] SPACER 5.06 mm(.1990 in.) thick  
  4N-9839 [6] SPACER 5.16 mm(.2030 in.) thick  
  4N-9840 [6] SPACER 5.26 mm(.2070 in.) thick  
  4N-9841 [6] SPACER 5.36 mm(.2110 in.) thick  
  4N-9842 [6] SPACER 5.47 mm(.2150 in.) thick  
  4N-9843 [6] SPACER 5.57 mm(.2190 in.) thick  
  4N-9844 [6] SPACER 5.67 mm(.2230 in.) thick  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#SEBP10130518
 

7N-3085: FUEL INJECTION PUMP GROUP

7N3085 FUEL INJECTION PUMP GROUP--Field Installation
7N1219 Pump parts are shown on Page 159J
c216677 SEBP1013
  For full view, you need register

Parts for your 3406 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1M-1077 [6] SEAL  
2. 2M-4314 [6] BUSHING  
3. 8H-9204 [6] WASHER  
4. 9M-9647 [1] SEAL  
5. 4N-7354 [1] SPACER  
6. 4N-4125 [1] GASKET  
7. 4N-4124 [1] COVER  
8. 2P-8617 [1] RACK  
9. 7N-1219 Y [6] PUMP GROUP  
    (Separate Illustration)
10. 4N-7353 [1] PLATE  
11. 9N-2505 [6] LIFTER ASSEM.  
12. 0S-1618 [6] BOLT  
13. 7F-8036 [1] LOCK  
14. 9M-1974 [2] WASHER  
  6N-1172 [2] SLEEVE  
15. 4N-0631 [1] GEAR ASSEM.  
    (Includes)
  4N-0629 [1] GEAR (72 teeth)  
16. 4N-2483 [1] SPRING  
17. 4N-4051 [1] YOKE  
18. 6D-9953 [2] PIN (spring)  
19. 4N-0627 [1] PIN  
20. 6N-1483 [1] CAMSHAFT ASSEM.  
    (Includes)
21. 9F-7882 [1] PIN  
22. 6N-7276 [1] HOUSING ASSEM.  
    (Includes)
23. 4B-9782 [1] BALL  
24. 4M-1474 [3] PIN  
25. 9S-4160 [1] BEARING  
26. 5M-6214 [3] PLUG (pipe)  
    -OR-
  1N-5999 C [3] PLUG (O-Ring)  
  7J-0204 C [3] SEAL  
27. 1P-0232 [6] BALL  
  1P-0234 [6] DOWEL  
28. 1S-7101 [2] BEARING  
29. 9F-2247 C [1] PLUG  
30. 9S-9702 [2] DOWEL  
31. 1S-7103 [1] BEARING  
32. 1S-1953 [1] BEARING  
33. 4N-9837 [6] SPACER 4.96 mm(.1950 in.) thick  
  4N-9838 [6] SPACER 5.06 mm(.1990 in.) thick  
  4N-9839 [6] SPACER 5.16 mm(.2030 in.) thick  
  4N-9840 [6] SPACER 5.26 mm(.2070 in.) thick  
  4N-9841 [6] SPACER 5.36 mm(.2110 in.) thick  
  4N-9842 [6] SPACER 5.47 mm(.2150 in.) thick  
  4N-9843 [6] SPACER 5.57 mm(.2190 in.) thick  
  4N-9844 [6] SPACER 5.67 mm(.2230 in.) thick  
34. 0T-0573 [1] BOLT  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#SEBP10130519
 

4N-0817: FUEL INJECTION PUMP GROUP

4N817 FUEL INJECTION PUMP GROUP--Type 1
Part of 4N4145, 4N8879 and 4N8878 Governor and Fuel Injection Pump Groups shown on
Pages 151B, 152, 153, 153A, 153B, 153D, 154 and 154A
c154660 SEBP1013
  For full view, you need register

Parts for your 3406 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1M-1077 [6] SEAL  
2. 2M-4314 [6] BUSHING  
3. 8H-9204 [6] WASHER  
4. 4N-2484 [6] BONNET  
5. 2S-1631 [6] VALVE  
6. 1S-8634 [6] SPRING  
7. 1M-3506 [6] RING  
8. 4N-4997 [6] PLUNGER AND BARREL ASSEM.  
9. 5M-2697 [6] SPACER .1700 in. (4.32 mm) thick  
  2M-4208 [6] SPACER .1740 in. (4.42 mm) thick  
  2M-4209 [6] SPACER .1780 in. (4.52 mm) thick  
  2M-4210 C [6] SPACER .1820 in. (4.62 mm) thick  
  2M-4211 [6] SPACER .1860 in. (4.72 mm) thick  
  2M-4212 [6] SPACER .1900 in. (4.83 mm) thick  
  5M-2691 [6] SPACER .1940 in. (4.93 mm) thick  
  5S-7189 [6] SPACER .1980 in. (5.03 mm) thick  
10. 1S-7592 [6] SPRING  
11. 8S-3652 [6] WASHER  
12. 3S-9736 [6] LIFTER ASSEM.  
13. 0S-1618 [6] BOLT  
14. 7F-8036 [1] LOCK  
  9M-1974 C [2] WASHER  
  6N-1172 C [2] SLEEVE  
15. 4N-0631 [1] GEAR ASSEM.  
  [1] GEAR (72 teeth)  
16. 4N-2483 [1] SPRING  
17. 4N-4051 [1] YOKE  
18. 6D-9953 [2] PIN (spring)  
19. 4N-0627 [1] PIN  
20. 4N-0818 [1] CAMSHAFT ASSEM.  
21. 9S-8584 [1] DOWEL  
22. 4N-0812 [1] HOUSING ASSEM.  
23. 4B-9782 [1] BALL  
24. 4N-0811 [3] PIN  
25. 9S-4160 [1] BEARING  
26. 5M-6214 [3] PLUG  
27. 1P-0232 [6] BALL  
  1P-0234 [6] DOWEL  
28. 1S-7101 [2] BEARING  
29. 9F-2247 [1] PLUG  
30. 9S-6734 [2] DOWEL  
31. 1S-7103 [1] BEARING  
32. 4N-7353 [1] PLATE  
33. 2P-8617 [1] RACK  
34. 4N-4124 [1] COVER  
  4N-4125 [1] GASKET  
35. 4N-7354 [1] SPACER  
  C   INDICATES CHANGE
 

Caterpillar Parts SIS Catalog 3406 :

Back to top
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.