3N-2755 BELT TIGHTENER GP FOR USE AS A FAN BELT TIGHTENER WHEN ALTERNATOR IS NOT USED AN ATTACHMENT 3304



BASIC ENGINE
BELT TIGHTENER GP
CAMSHAFT GP
CLUTCH GP
CYLINDER BLOCK GP

ENGINE - MACHINE 3304 ENGINE - MACHINE 4XB
 3304 Industrial Engine 4XB00001-UP SEBP1452 3304 4XB   (2018)

BASIC ENGINE

BELT TIGHTENER GP
BELT TIGHTENER GP
3N-2755 BELT TIGHTENER GP
BELT TIGHTENER GP
5N-7744 BELT TIGHTENER GP
 

#SEBP14520010
 

3N-2755: BELT TIGHTENER GP

3N-2755 BELT TIGHTENER GP
FOR USE AS A FAN BELT TIGHTENER WHEN ALTERNATOR IS NOT USED
AN ATTACHMENT
i00366093 SEBP1452
3N2755 BELT TIGHTENER GP Parts scheme
  For full view, you need register

Parts for your 3304 ENGINE - MACHINE:

Pos. Part No Qty Parts name Comments
1. 8S-4183 [1] STRAP  
2. 1F-1560 [1] SPACER (0.531X1X1.75-IN THK)  
3. 0V-0375 [1] BOLT (1/2-13X3.25-IN)  
  2M-0849 [1] WASHER-HARD (13.5X25.5X5-MM THK)  
4. 3B-8485 [1] ELBOW  
5. 2N-1334 [1] BRACKET AS  
6. 4J-9683 [1] SPACER (0.56X1X1.5-IN THK)  
7. 1D-4719 [1] NUT-FULL (1/2-13-THD)  
8. 2H-6488 [1] BOLT (1/2-13X5-IN)  
9. 2P-3202 [1] BOLT-WASHER HEAD (3/8-16X1.125-IN)  
10. 1D-4717 [2] NUT (3/8-16-THD)  
11. 2P-3210 [1] BOLT-WASHER HEAD  
12. 3N-2705 [1] BRACKET-MOUNTING  
13. 2N-1331 [1] PULLEY  
14. 5M-9788 [1] LOCKNUT-JAM (1/2-20-THD)  
15. 031-0215 [3] BOLT-LOCKING (1/4-20X0.625-IN)  
16. 4B-4550 [1] FITTING-PRESSURE RELIEF (1/8-27 PTF)  
17. 2N-1983 [1] PLATE  
  2N-1330 [1] GASKET  
18. 4B-4280 [1] WASHER (13.5X27X2.5-MM THK)  
19. 3K-9879 [1] RING-RETAINING  
20. 6B-0924 [1] BALL BEARING  
21. 2B-0050 [1] SEAL-LIP TYPE  
22. 0S-1591 [1] BOLT (3/8-16X1.5-IN)  
  8M-9024 [1] WASHER-HARD (10.2X22.5X5-MM THK)  
 

#SEBP14520011
 

5N-7744: BELT TIGHTENER GP

5N-7744 BELT TIGHTENER GP
AN ATTACHMENT
i00387312 SEBP1452
5N7744 BELT TIGHTENER GP Parts scheme
  For full view, you need register

Parts for your 3304 ENGINE - MACHINE:

Pos. Part No Qty Parts name Comments
1. 8S-4183 [1] STRAP  
2. 1F-1560 [1] SPACER (0.531X1X1.75-IN THK)  
3. 0V-0375 [1] BOLT (1/2-13X3.25-IN)  
4. 2M-0849 [3] WASHER-HARD (13.5X25.5X5-MM THK)  
5. 2N-1334 [1] BRACKET AS  
6. 2B-0050 [1] SEAL-LIP TYPE  
7. 1D-4719 [1] NUT-FULL (1/2-13-THD)  
8. 2H-6488 [1] BOLT (1/2-13X5-IN)  
9. 6B-0924 [2] BALL BEARING  
10. 1D-4717 [1] NUT (3/8-16-THD)  
11. 3K-9879 [1] RING-RETAINING  
12. 4B-4280 [1] WASHER (13.5X27X2.5-MM THK)  
13. 2N-1331 [1] PULLEY  
14. 5M-9788 [1] LOCKNUT-JAM (1/2-20-THD)  
15. 031-0215 [3] BOLT-LOCKING (1/4-20X0.625-IN)  
16. 4B-4550 [1] FITTING-PRESSURE RELIEF (1/8-27 PTF)  
17. 2N-1983 [1] PLATE  
  2N-1330 [1] GASKET  
18. 0S-1591 [1] BOLT (3/8-16X1.5-IN)  
  8M-9024 [1] WASHER-HARD (10.2X22.5X5-MM THK)  
19. 3B-8485 [1] ELBOW  
20. 1B-4264 [1] COLLAR  
 

#SEBP14520012
 

1N-4436: CAMSHAFT GP

1N-4436 CAMSHAFT GP
i00352560 SEBP1452
1N4436 CAMSHAFT GP Parts scheme
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Parts for your 3304 ENGINE - MACHINE:

Pos. Part No Qty Parts name Comments
1. 8S-1491 [1] LOCK  
2. 7S-2204 [1] WASHER-THRUST  
3. 0S-0509 [2] BOLT (3/8-16X0.75-IN)  
4. 7C-3862 [1] CAMSHAFT  
  R   REMANUFACTURED PART MAY BE AVAILABLE
 

#SEBP14520013
 

3N-4128: CLUTCH AS

3N-4128 CLUTCH AS
PART OF 2W-4902 CLUTCH GP
AN ATTACHMENT
i00366304 SEBP1452
3N4128 CLUTCH AS Parts scheme
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Parts for your 3304 ENGINE - MACHINE:

Pos. Part No Qty Parts name Comments
1. 5L-9652 [1] HUB  
2. 4L-3527 [2] PLATE-CLUTCH DRIVING  
3. 3H-9571 [1] PLATE-CENTER  
4. 3N-8125 [1] PLATE AS-PRESSURE  
5. 3N-8123 [1] LOCK PIN  
6. 3N-8124 [1] SPRING  
7. 4H-0002 [4] LEVER  
8. 4B-4721 [8] LINK  
9. 3H-9574 [1] SLEEVE  
10. 4B-4716 [1] COLLAR AS-SLEEVE  
11. 0L-0639 [2] BOLT (3/8-24X2.25-IN)  
  2L-6267 [2] LOCKNUT (3/8-24-THD)  
12. 4B-4758 [2] SHIM (0.06-IN THK)  
13. 3H-9572 [1] RING-ADJUSTMENT  
14. 6L-3967 [8] PIN  
  6L-3964 [8] PIN-COTTER  
15. 6L-3972 [8] PIN  
  6L-3961 [8] PIN-COTTER  
  1L-4863 [8] WASHER-SPRING  
16. 8B-7987 [1] KEY-WOODRUFF  
 

#SEBP14520014
 

5N-3789: CLUTCH AS

5N-3789 CLUTCH AS
PART OF 4W-2650 CLUTCH GP
AN ATTACHMENT
i06809551 SEBP1452
5N3789 CLUTCH AS Parts scheme
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Parts for your 3304 ENGINE - MACHINE:

Pos. Part No Qty Parts name Comments
1. 2L-8256 [1] PLATE-HUB & BACK  
2. 3N-7952 [1] PLATE-DRIVE  
3. 3N-7953 [1] PLATE AS  
4. 3N-7955 [1] SPRING  
5. 3N-7954 [1] LOCK PIN  
6. 2L-8259 [3] LEVER  
7. 5B-5251 [6] LINK  
8. 4B-4715 [1] COLLAR AS  
  0L-0639 [2] BOLT (3/8-24X2.25-IN)  
  2L-6267 [2] LOCKNUT (3/8-24-THD)  
  4B-4722 B [2] SHIM  
9. 2L-8260 [1] SLEEVE-SLIDING  
10. 2L-8262 [1] RING-ADJUSTMENT  
11. 6L-3966 [3] PIN  
12. 6L-3964 [3] PIN-COTTER  
13. 5D-2751 [6] WASHER-SPRING (0.406X0.687X0.125-IN THK)  
14. 6L-3960 [6] PIN-COTTER  
15. 6L-3965 [6] PIN  
  B   USE AS REQUIRED
 

#SEBP14520015
 

2W-4902: CLUTCH GP

2W-4902 CLUTCH GP
PART OF 2W-4903 POWER TAKE-OFF GP
AN ATTACHMENT
i00359261 SEBP1452
2W4902 CLUTCH GP Parts scheme
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Parts for your 3304 ENGINE - MACHINE:

Pos. Part No Qty Parts name Comments
1. 4L-3527 [2] PLATE-CLUTCH DRIVING  
2. 5L-9652 [1] HUB  
3. 8B-7987 [1] KEY-WOODRUFF  
4. 5L-9653 [1] NUT  
  5L-9654 [1] LOCK  
5. 3H-9571 [1] PLATE-CENTER  
6. 5N-9317 [1] RING-DRIVE  
7. 7F-8897 [1] PLATE  
8. 3H-9572 [1] RING-ADJUSTMENT  
9. 3H-9574 [1] SLEEVE  
10. 4B-4754 [1] SHAFT  
  6L-5151 [2] KEY-WOODRUFF  
11. 4B-4792 [1] YOKE AS  
12. 0S-1591 [2] BOLT (3/8-16X1.5-IN)  
  3B-4506 [2] LOCKWASHER  
13. 1A-1460 [6] BOLT (1/2-13X2-IN)  
  3B-4508 [6] LOCKWASHER  
14. 5L-9655 [1] RETAINER-BEARING  
15. 9S-1354 [1] NUT (5/8-18-THD)  
  6F-0253 [1] LOCKWASHER  
16. 0S-1617 [1] BOLT (5/16-18X0.75-IN)  
  3F-9556 [1] LOCKWASHER  
  5B-2407 [1] LOCK  
17. 4B-4716 [1] COLLAR AS-SLEEVE  
18. 0L-0639 [2] BOLT (3/8-24X2.25-IN)  
  2L-6267 [2] LOCKNUT (3/8-24-THD)  
  4B-4758 B [2] SHIM (0.06-IN THK)  
19. 5B-2410 [1] HOSE AS  
20. 4B-4721 [8] LINK  
  6L-3967 [8] PIN  
  6L-3964 [8] PIN-COTTER  
21. 6L-3972 [4] PIN  
  6L-3961 [4] PIN-COTTER  
  1L-4863 [8] WASHER-SPRING  
22. 4H-0002 [4] LEVER  
23. 2W-7883 [1] PLATE-INSTRUCTION  
24. 3N-8125 [1] PLATE AS-PRESSURE  
25. 3N-8124 [1] SPRING  
  3N-8123 [1] LOCK PIN  
26. 8B-7121 [2] FITTING-HYDRAULIC  
27. 3N-4896 [1] SHAFT-CLUTCH  
28. 1L-6931 [4] SCREW AS-MACHINE (1/4-20X0.5-IN)  
29. 6B-3223 [2] CUP-BEARING  
30. 4B-7270 [2] CONE-BEARING  
31. 4B-4810 [1] LEVER AS-HAND  
32. 7F-8916 [1] CARRIER-BEARING  
33. 3B-8489 [2] FITTING-GREASE (1/8-27 PTF)  
34. 7W-7155 [1] HOUSING-CLUTCH  
   
    AVAILABLE REPAIR KIT(S):
  3N-4128 Y [1] CLUTCH AS  
  B   USE AS REQUIRED
  Y   SEPARATE ILLUSTRATION
 

#SEBP14520016
 

3N-9097: CLUTCH GP

3N-9097 CLUTCH GP
PART OF 3N-9098 POWER TAKE-OFF GP
AN ATTACHMENT
i00366957 SEBP1452
3N9097 CLUTCH GP Parts scheme
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Parts for your 3304 ENGINE - MACHINE:

Pos. Part No Qty Parts name Comments
1. 4B-4810 [1] LEVER AS-HAND  
  0S-1587 [1] BOLT (1/2-13X1.75-IN)  
2. 6L-3972 [4] PIN  
  6L-3961 [4] PIN-COTTER  
  1L-4863 [8] WASHER-SPRING  
3. 1L-6931 [2] SCREW AS-MACHINE (1/4-20X0.5-IN)  
4. 6L-3967 [8] PIN  
  6L-3964 [8] PIN-COTTER  
5. 4B-4721 [8] LINK  
6. 3B-8489 [2] FITTING-GREASE (1/8-27 PTF)  
  9S-1354 [1] NUT (5/8-18-THD)  
  6F-0253 [1] LOCKWASHER  
7. 3H-9572 [1] RING-ADJUSTMENT  
8. 5B-2410 [1] HOSE AS  
9. 4B-4716 [1] COLLAR AS-SLEEVE  
10. 0L-0639 [2] BOLT (3/8-24X2.25-IN)  
  2L-6267 [2] LOCKNUT (3/8-24-THD)  
  4B-4758 B [2] SHIM (0.06-IN THK)  
11. 2L-6010 [1] PLUG-PIPE  
12. 4B-4782 [1] RETAINER  
13. 3F-3729 [1] RING-SNAP  
14. 4L-3527 [1] PLATE-CLUTCH DRIVING  
15. 4H-0002 [4] LEVER  
16. 3N-4086 [1] SHAFT-CLUTCH  
17. 8B-1303 [1] HOUSING-CLUTCH  
  108-3560 [1] PLATE-WARNING (POWER TAKE-OFF)  
18. 1B-3922 [2] CUP-BEARING  
  6B-3183 [2] CONE-BEARING  
19. 7L-0116 [1] LOCK  
20. 2H-3755 [1] BOLT (5/16-18X0.43-IN)  
  3F-9556 [1] LOCKWASHER  
21. 4B-4792 [1] YOKE AS  
22. 0S-1591 [2] BOLT (3/8-16X1.5-IN)  
  3B-4506 [2] LOCKWASHER  
23. 8B-7121 [2] FITTING-HYDRAULIC  
24. 6L-5151 [2] KEY-WOODRUFF  
25. 4B-4754 [1] SHAFT  
26. 1L-5517 [1] SLEEVE-THROW-OUT  
27. 3N-8125 [1] PLATE AS-PRESSURE  
28. 3N-8123 [1] LOCK PIN  
29. 3N-8124 [1] SPRING  
30. 5N-9316 [1] RING-DRIVE  
31. 4B-4752 [1] NUT  
32. 4B-4772 [1] LOCK  
33. 5B-2417 [1] KEY  
34. 1L-5516 [1] PLATE-CLUTCH  
35. 108-3633 [1] PLATE-INSTRUCTION (POWER TAKE-OFF)  
  B   USE AS REQUIRED
 

#SEBP14520017
 

4P-3073: CLUTCH GP

4P-3073 CLUTCH GP
PART OF 4P-3074 POWER TAKE-OFF GP
AN ATTACHMENT
i00375419 SEBP1452
4P3073 CLUTCH GP Parts scheme
  For full view, you need register

Parts for your 3304 ENGINE - MACHINE:

Pos. Part No Qty Parts name Comments
1. 4L-3527 [2] PLATE-CLUTCH DRIVING  
2. 5L-9652 [1] HUB  
3. 8B-7987 [1] KEY-WOODRUFF  
4. 5L-9653 [1] NUT  
  5L-9654 [1] LOCK  
5. 3H-9571 [1] PLATE-CENTER  
6. 5N-9317 [1] RING-DRIVE  
7. 7F-8897 [1] PLATE  
8. 3H-9572 [1] RING-ADJUSTMENT  
9. 3H-9574 [1] SLEEVE  
10. 4B-4754 [1] SHAFT  
  6L-5151 [2] KEY-WOODRUFF  
11. 4B-4792 [1] YOKE AS  
12. 0S-1591 [2] BOLT (3/8-16X1.5-IN)  
  3B-4506 [2] LOCKWASHER  
13. 1A-1460 [6] BOLT (1/2-13X2-IN)  
  5P-8245 [6] WASHER-HARD (13.5X25.5X3-MM THK)  
14. 5L-9655 [1] RETAINER-BEARING  
15. 9S-1354 [1] NUT (5/8-18-THD)  
  6F-0253 [1] LOCKWASHER  
16. 4B-4716 [1] COLLAR AS-SLEEVE  
17. 0L-0639 [2] BOLT (3/8-24X2.25-IN)  
  2L-6267 [2] LOCKNUT (3/8-24-THD)  
  4B-4758 B [2] SHIM (0.06-IN THK)  
18. 0S-1617 [1] BOLT (5/16-18X0.75-IN)  
  3F-9556 [1] LOCKWASHER  
  5B-2407 [1] LOCK  
19. 5B-2410 [1] HOSE AS  
20. 4B-4721 [8] LINK  
  6L-3967 [8] PIN  
  3B-5301 [8] PIN-COTTER  
21. 6L-3972 [4] PIN  
  3B-4627 [4] PIN-COTTER  
  1L-4863 [8] WASHER-SPRING  
22. 4H-0002 [4] LEVER  
23. 108-3561 [1] PLATE-INSTRUCTION (POWER TAKE-OFF)  
24. 3N-8125 [1] PLATE AS-PRESSURE  
25. 3N-8124 [1] SPRING  
  3N-8123 [1] LOCK PIN  
26. 8B-7121 [2] FITTING-HYDRAULIC  
27. 3N-4896 [1] SHAFT-CLUTCH  
28. 1S-7443 [4] SCREW-MACHINE  
  1H-3338 [4] LOCKWASHER  
29. 6B-3223 [2] CUP-BEARING  
30. 4B-7270 [2] CONE-BEARING  
31. 4B-4810 [1] LEVER AS-HAND  
32. 7F-8916 [1] CARRIER-BEARING  
33. 3B-8489 [2] FITTING-GREASE (1/8-27 PTF)  
34. 7W-7155 [1] HOUSING-CLUTCH  
35. 108-3560 [1] PLATE-WARNING (POWER TAKE-OFF)  
  B   USE AS REQUIRED
 

#SEBP14520018
 

4W-2650: CLUTCH GP

4W-2650 CLUTCH GP
PART OF 4W-2651 POWER TAKE-OFF GP
FOR USE WITH SAE #2 FLYWHEEL HOUSING, #306 PILOT BEARING BORE
AN ATTACHMENT
i00378759 SEBP1452
4W2650 CLUTCH GP Parts scheme
  For full view, you need register

Parts for your 3304 ENGINE - MACHINE:

Pos. Part No Qty Parts name Comments
1. 5N-9315 [1] RING-DRIVE (72-TEETH)  
2. 6L-3966 [3] PIN  
  6L-3964 [3] PIN-COTTER  
  5D-2751 [6] WASHER-SPRING (0.406X0.687X0.125-IN THK)  
3. 2L-8262 [1] RING-ADJUSTMENT  
4. 108-3561 [1] PLATE-INSTRUCTION (POWER TAKE-OFF)  
  108-3560 [1] PLATE-WARNING (POWER TAKE-OFF)  
  1L-6931 [2] SCREW AS-MACHINE (1/4-20X0.5-IN)  
5. 4W-2652 [1] LEVER AS-HAND  
  0S-1587 [1] BOLT (1/2-13X1.75-IN)  
6. 3B-8489 [2] FITTING-GREASE (1/8-27 PTF)(CLUTCH)  
7. 9S-1354 [1] NUT (5/8-18-THD)  
  6F-0253 [1] LOCKWASHER  
8. 4B-4775 [1] HOSE AS  
9. 2H-3755 [1] BOLT (5/16-18X0.43-IN)  
  3F-9556 [1] LOCKWASHER  
10. 7L-0116 [1] LOCK  
11. 5B-6159 [1] SETSCREW-POINT  
12. 5L-4202 [1] HOUSING-CLUTCH  
13. 6B-3224 [2] CUP-BEARING (TAPERED ROLLER)  
14. 4B-7255 [2] CONE-BEARING  
15. 4W-2649 [1] SHAFT-CLUTCH  
16. 2L-8259 [3] LEVER  
17. 1L-9087 [1] KEY  
18. 492-3073 [1] WASHER-LOCK  
19. 2L-8260 [1] SLEEVE-SLIDING  
20. 2N-9363 [1] RETAINER-BEARING  
21. 8B-7121 [2] FITTING-HYDRAULIC (CLUTCH)  
22. 4B-4715 [1] COLLAR AS  
  0L-0639 [2] BOLT (3/8-24X2.25-IN)  
  2L-6267 [2] LOCKNUT (3/8-24-THD)  
  4B-4722 B [2] SHIM  
23. 6L-5151 [2] KEY-WOODRUFF  
24. 4B-4756 [1] SHAFT  
25. 4B-4725 [1] YOKE  
26. 0S-1591 [2] BOLT (3/8-16X1.5-IN)  
  9F-5644 [2] LOCKWASHER  
27. 6L-3965 [6] PIN  
  6L-3960 [6] PIN-COTTER  
28. 5B-5251 [6] LINK  
29. 3N-7953 [1] PLATE AS  
  3N-7954 [1] LOCK PIN  
  3N-7955 [1] SPRING  
30. 3N-7952 [1] PLATE-DRIVE  
31. 2L-8256 [1] PLATE-HUB & BACK  
32. 2L-8257 [1] NUT-HUB  
   
    AVAILABLE REPLACEMENT PART(S):
  5N-3789 Y [1] CLUTCH AS  
  B   USE AS REQUIRED
  Y   SEPARATE ILLUSTRATION
 

#SEBP14520019
 

2W-0102: COVER GP-CYLINDER BLOCK

2W-0102 COVER GP-CYLINDER BLOCK
i00360661 SEBP1452
2W0102 COVER GP-CYLINDER BLOCK Parts scheme
  For full view, you need register

Parts for your 3304 ENGINE - MACHINE:

Pos. Part No Qty Parts name Comments
1. 9L-7657 [1] PLUG-CUP  
2. 2A-3798 [2] DOWEL  
3. 4B-3938 [1] PLUG-CUP  
 

Information:

Specifications
Belt Tension Chart
3304B & 3306B INDUSTRIAL & MARINE ENGINES
Fan Drive Belt Tightener
3304B & 3306B INDUSTRIAL & MARINE ENGINE ATTACHMENTS
Service Magazine
New Color Used For Fan Belt Tightener Spring{1358}
1984/06/04

Caterpillar Parts SIS Catalog 3304 :

BALANCER GP
1W-2872 BALANCER GP
AIR COMPRESSOR GP
7N-5642 AIR COMPRESSOR GP
AIR COMPRESSOR GP
7N-5642 AIR COMPRESSOR GP
AIR COMPRESSOR GP
1W-7146 AIR COMPRESSOR GP
AIR COMPRESSOR GP
144-0744 AIR COMPRESSOR GP
ADAPTER GP-SEAL
3N-2886 ADAPTER GP-SEAL
6C-3948 ENGINE AR
6C-2311 ENGINE AR
BELT TIGHTENER GP
5N-7744 BELT TIGHTENER GP
CAMSHAFT GP
1N-4436 CAMSHAFT GP
CLUTCH AS
3N-4128 CLUTCH AS
CLUTCH AS
5N-3789 CLUTCH AS
CLUTCH GP
2W-4902 CLUTCH GP
CLUTCH GP
3N-9097 CLUTCH GP
CLUTCH GP
4P-3073 CLUTCH GP
CLUTCH GP
4W-2650 CLUTCH GP

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