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7N9539 FLYWHEEL HOUSING COVER GROUP-REAR STRUCTURE-SAE "O" FLYWHEEL HOUSING AN ATTACHMENT 3508 GEN SET ENGINE


BASIC ENGINE
FLYWHEEL GP
COUPLING GP
PAN GP-OIL

GEN SET ENGINE 3508 GEN SET ENGINE 23Z
 3508 GENERATOR SET ENGINE 23Z01023-03488 SEBP1549 3508 23Z   (1981)

BASIC ENGINE

FLYWHEEL GP
FLYWHEEL GP
7N-7784 FLYWHEEL GP
FLYWHEEL GP
7N-4851 FLYWHEEL GP
COVER GP-FLYWHEEL HOUSING
4W-1529 COVER GP-FLYWHEEL HOUSING
COVER GP-FLYWHEEL HOUSING
4W-1528 COVER GP-FLYWHEEL HOUSING
COVER GP-FLYWHEEL HOUSING
4W-1528 COVER GP-FLYWHEEL HOUSING
COVER GP-FLYWHEEL HOUSING
7N-9539 COVER GP-FLYWHEEL HOUSING
 

#SEBP15490170
 

7N-9539: COVER GP-FLYWHEEL HOUSING

7N9539 FLYWHEEL HOUSING COVER GROUP-REAR STRUCTURE-SAE "O"
FLYWHEEL HOUSING
AN ATTACHMENT
c316833 SEBP1549
7N9539 COVER GP-FLYWHEEL HOUSING Parts scheme
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Parts for your 3508 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8N-9211 [1] COVER AS-FLYWHEEL HOUSING  
2. 5F-0304 [3] PLUG-DRAIN  
  4B-8407 [3] GASKET  
3. 0S-1594 [28] BOLT  
4. 5M-2894 CB [30] WASHER  
5. 1W-4954 CB [1] GASKET-COVER  
6. 2J-6274 C [1] SEAL-O-RING  
7. 0S-1591 C [1] BOLT  
8. 7N-4319 C [1] COVER  
  7N-4320 [1] GASKET  
9. 2P-2772 C [1] COVER  
  4N-0933 [1] GASKET  
10. 0L-1352 [1] BOLT  
11. 4B-4043 [9] BOLT  
  5P-8247 [9] WASHER-HARD  
12. 4N-1114 [3] COVER  
  4M-6853 [3] GASKET  
13. 3B-0551 [1] PLUG-PIPE  
14. 9S-1343 [1] PLUG-CUP  
  B   USE AS REQUIRED
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP15490171
 

5N-3765: COUPLING GP-FLEXIBLE

5N3765 FLEXIBLE COUPLING GROUP
AN ATTACHMENT
c571054 SEBP1549
5N3765 COUPLING GP-FLEXIBLE Parts scheme
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Parts for your 3508 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3N-6666 [1] COUPLING-DRIVE  
2. 1A-8537 [12] BOLT  
3. 4D-3704 [24] WASHER-HARD  
4. 0S-1589 [12] BOLT  
5. 5N-3284 [1] COUPLING-OUTER  
6. 9H-0846 [2] SEAL-O-RING  
7. 5N-3272 [3] BOOT-RUBBER COUPLING  
8. 5N-3274 [1] PLATE  
9. 5N-5561 C [2] COMPOUND-LUBRICATION  
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP15490172
 

5N-8574: COUPLING GP-FLEXIBLE

5N8574 COUPLING GP-FLEXIBLE
FRONT. S/N 23Z1023-UP
3N8647-PAGE 86, 3N8677-PAGE 87.01, 5N3764-PAGE 85
FOR USE WITH FRONT DRIVE
AN ATTACHMENT
c235777 SEBP1549
5N8574 COUPLING GP-FLEXIBLE Parts scheme
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Parts for your 3508 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5N-8741 [12] ROD  
  1B-4209 [12] NUT  
  5P-8839 [12] WASHER  
2. 1N-3413 [1] GUARD ASSEM.  
3. 1D-4627 [8] BOLT  
  4M-6953 [8] WASHER  
4. 5N-3764 Y [1] COUPLING GROUP  
    (Separate Illustration)
5. 3N-8677 Y [1] GUARD GROUP  
    (Separate Illustration)
6. 3N-8647 Y [1] FASTENER GROUP  
    (Separate Illustration)
7. 5N-8576 [1] SHAFT ASSEM.  
8. 5N-8578 [6] STRAP  
9. 0S-1594 [12] BOLT  
  2N-3385 [12] NUT  
  5M-2894 [12] WASHER  
  Y   SEPARATE ILLUSTRATION
 

#SEBP15490173
 

5N-3764: COUPLING GP-FLEXIBLE

5N3764 COUPLING GP-FLEXIBLE
VISCOUS DAMPED. S/N 23Z1023-UP
PART OF 5N8574 FLEXIBLE COUPLING
AN ATTACHMENT
c229629 SEBP1549
5N3764 COUPLING GP-FLEXIBLE Parts scheme
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Parts for your 3508 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3N-6666 [1] COUPLING  
  5N-5561 COMPOUND  
2. 5N-3274 [1] PLATE  
3. 1A-5405 [12] BOLT  
  4D-3704 [12] WASHER  
4. 9H-0846 [2] SEAL  
5. 5N-3366 [1] COUPLING  
6. 5N-3323 [1] ADAPTER  
7. 5N-3272 [3] BOOT  
8. 5N-1695 [1] FILM (warning)  
 

#SEBP15490174
 

3N-8647: FASTENER GP-COUPLING

3N8647 COUPLING FASTENER GROUP
PART OF 5N8574 FLEXIBLE COUPLING GP
AN ATTACHMENT
c182359 SEBP1549
3N8647 FASTENER GP-COUPLING Parts scheme
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Parts for your 3508 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7J-7868 [8] BOLT  
2. 4M-6953 [8] WASHER-HARD  
 

#SEBP15490175
 

3N-8676: GUARD GP-COUPLING

3N8676 GUARD GP-COUPLING
S/N 23Z1023-UP
PART OF 3N8677 COUPLING GUARD
AN ATTACHMENT
c229614 SEBP1549
3N8676 GUARD GP-COUPLING Parts scheme
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Parts for your 3508 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0L-1351 C [18] BOLT  
  3B-4506 [18] LOCKWASHER  
  4B-5271 [24] WASHER  
2. 1D-4717 [6] NUT  
3. 3N-8625 [2] STRAP  
4. 2N-3385 [12] NUT  
  C   INDICATES CHANGE
 

#SEBP15490176
 

3N-8677: GUARD GP-COUPLING

3N8677 GUARD GP-COUPLING
S/N 23Z1023-UP
3N8676-PAGE 87
PART OF 5N8574 COUPLING-FLEXIBLE. AN ATTACHMENT
c155364 SEBP1549
3N8677 GUARD GP-COUPLING Parts scheme
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Parts for your 3508 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3N-5597 [2] GUARD ASSEM.  
2. 0S-1594 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
3. 2N-3385 [2] NUT  
  4B-5271 [2] WASHER  
4. 3N-8637 [2] SUPPORT ASSEM.  
5. 3N-8634 [2] PLATE  
6. 3N-8676 Y [1] GUARD GROUP  
    (Separate Illustration)
  Y   SEPARATE ILLUSTRATION
 

#SEBP15490177
 

3N-5765: GUARD GP-COUPLING

3N5765 FLYWHEEL COUPLING GUARD GROUP
AN ATTACHMENT
c326047 SEBP1549
3N5765 GUARD GP-COUPLING Parts scheme
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Parts for your 3508 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5N-4817 C [1] GUARD AS-COUPLING  
2. 0S-1594 [4] BOLT  
  2N-3385 [4] NUT-CLIP  
  3B-4506 [4] LOCKWASHER  
  3L-9689 C [4] WASHER  
3. 1V-0623 [2] PLATE  
4. 0S-1621 C [10] BOLT  
5. 3B-4508 [10] LOCKWASHER  
  4B-4280 [10] WASHER  
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP15490178
 

7N-6902: PAN GP-OIL

7N6902 PAN GP-OIL
S/N 23Z1023-1767,70Z588-631
c334928 SEBP1549
7N6902 PAN GP-OIL Parts scheme
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Parts for your 3508 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0T-0065 [26] BOLT  
2. 4B-3140 [1] COVER  
  9L-1480 [1] GASKET  
3. 0S-1594 [16] BOLT  
4. 5M-2894 C [43] WASHER  
5. 1N-4666 [1] TUBE  
6. 1N-3146 [1] BELL-SUCTION  
7. 1N-3860 C [1] GASKET-OIL PAN  
8. 6V-5101 C [1] SEAL-O-RING  
9. 3P-0654 [1] SEAL  
10. 1N-3114 C [1] ADAPTER  
11. 2B-0858 [2] PLUG-PIPE  
12. 3B-0551 [2] PLUG-PIPE  
13. 4B-2363 [2] PLUG-DRAIN  
  6F-4868 [2] GASKET  
14. 7N-6387 [1] COVER  
15. 6V-4314 [2] SEAL-O-RING  
16. 7W-0129 C [1] FLANGE  
17. 6V-4315 [2] SEAL-O-RING  
18. 1W-1564 [1] SCREEN AS-SUCTION  
19. 0L-2070 [18] BOLT  
20. 1N-3150 [1] HOUSING-OIL SCREEN  
21. 0S-1588 C [8] BOLT  
22. 5P-5700 [4] SEAL-O-RING  
23. 2W-4688 [1] PAN AS-OIL  
   
24. 4N-0996 [1] COVER  
  4F-3765 [1] GASKET-SHAFT  
25. 0L-1351 [1] BOLT  
26. 6V-0973 [2] SEAL  
27. 7N-6388 [1] COVER  
28. 1W-1563 [1] HANDLE-OIL SCREEN  
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP15490179
 

7C-6887: PAN GP-OIL

7C6887 PAN GP-OIL
S/N 23Z1768-UP,70Z632-UP
9Y3086-PAGE 89.02
c492189 SEBP1549
7C6887 PAN GP-OIL Parts scheme
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Parts for your 3508 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9Y-3086 Y [1] PAN GP-OIL  
2. 7E-2631 [1] GASKET-OIL PAN  
3. 5M-2894 [20] WASHER  
4. 0L-2070 [18] BOLT  
5. 0T-0065 [26] BOLT  
6. 7W-0129 [1] FLANGE  
7. 6V-5101 [1] SEAL-O-RING  
8. 3P-0654 [1] SEAL  
9. 0S-1588 [2] BOLT  
  Y   SEPARATE ILLUSTRATION
 

Information:

Engine News
Two-Piece Guard For Alternator Fan And Belts
1982/05/12
Modification To Prevent Starter From Remaining Engaged With Flywheel After Engine Starts
1987/03/01
Gasket Removed From Flywheel Housing Cover Groups
1987/04/01
New Idler Shaft And Sealing Washers Used In Front Gears And Accessory Drives
1987/04/01
Front Idler And Accessory Drive Gears Improved
1989/05/01
Correct Torque Required For Bolts In Rear Gear Groups; Specification Omitted From Some Service Manuals
1990/04/01
Rear Gear (Cam Drive) Groups Improved
1991/05/01
Correct Installation of Front Gear Train Idler Shaft{1237}
1994/11/01
New Flywheels Are Used {1156}
2003/08/01
Heavy Duty, Engine Turning Tool Released {0701, 1156, 1157}
2006/03/20
Improved Hardware for the Camshaft Thrust Plate Is Used in Certain 3500 Engines {1204, 1210}
2013/01/28
Service Letter-NACD
The 4P5437 Gear Shaft In The Rear Gear Train Needs To Be Inspected For Debris On Certain 3508, 3512, 3516, G3508, G3512 and G3516 Engines
The 4P5437 Gear Shaft In The Rear Gear Train Needs To Be Inspected For Debris On Certain 3508, 3512, 3516, G3508, G3512 and G3516 Engines
Service Letter-Australia
Service Letter-CFEL
Service Letter-CSARL
Service Letter-Americas
Service Letter-Brazil
Technical Information Bulletin
Interference between Camshaft Drive Gears and Bolts in the Flywheel Housing in Some 3500 and G3500 Engines{1204}
Interference between Camshaft Drive Gears and Bolts in the Flywheel Housing in Some 3500 and G3500 Engines{1204}
Specifications
Rear Gear Group<BR> (3508)
SUPPLEMENT FOR UPRATED 3500 ENGINES
Rear Gear Group<BR> (3512 &amp; 3516)
SUPPLEMENT FOR UPRATED 3500 ENGINES
Flywheel
3500 Generator Set Engines
Service Letter-China
The 4P5437 Gear Shaft In The Rear Gear Train Needs To Be Inspected For Debris On Certain 3508, 3512, 3516, G3508, G3512 and G3516 Engines
The 4P5437 Gear Shaft In The Rear Gear Train Needs To Be Inspected For Debris On Certain 3508, 3512, 3516, G3508, G3512 and G3516 Engines
Service Letter-Asia
Reuse And Salvage Guidelines
Reuse and Salvage for Flywheel Assemblies {1156}
Reuse and Salvage for Flywheel Assemblies {1156}
Thermal Spray Procedures for 3500 Engine - Flywheel Housing {0679, 1157}
Thermal Spray Procedures for 3500 Engine - Flywheel Housing {0679, 1157}
Service Letter-APD
The 4P5437 Gear Shaft In The Rear Gear Train Needs To Be Inspected For Debris On Certain 3508, 3512, 3516, G3508, G3512 and G3516 Engines
The 4P5437 Gear Shaft In The Rear Gear Train Needs To Be Inspected For Debris On Certain 3508, 3512, 3516, G3508, G3512 and G3516 Engines
Testing and Adjusting
Flywheel - Inspect
3500 Engines
Disassembly and Assembly
Flywheel - Remove and Install
3508, 3512 and 3516 Generator Set Engines
Service Magazine
Engine Storage; Engine Start-Up After Storage{1000}
1982/02/22
Service Information For Easier Use Of The 6V3100 Timing Indicator Group{0651,1250,1156,1157}
1982/10/11
Modification To Prevent Starter From Remaining Engaged With Flywheel After Engine Starts{1400,1450}
1987/03/16
Gasket Removed From Flywheel Housing Cover Groups{1157}
1987/03/23
New Idler Shaft And Sealing Washers Used In Front Gears And Accessory Drives{1206,1207}
1987/04/06
Use Of Crankshaft Seal Adapter Eliminated {1150,1160,1161}
1987/06/15
Front Idler And Accessory Drive Gears Improved {1206,1361}
1989/05/15
Correct Torque Required For Bolts In Rear Gear Groups; Specification Omitted From Some Service Manuals{1204,1237,7568}
1990/04/02
Rear Gear (Cam Drive) Groups Improved{1206,1201,1212,7551,7552,7553}
1991/05/13
Service Life of Crankshaft Gears Can Be Extended{1204}
1993/07/26

Caterpillar Parts SIS Catalog 3508 :

COVER GP-FLYWHEEL HOUSING
4W-1528 COVER GP-FLYWHEEL HOUSING
COVER GP-FLYWHEEL HOUSING
4W-1528 COVER GP-FLYWHEEL HOUSING
COVER GP-FLYWHEEL HOUSING
4W-1529 COVER GP-FLYWHEEL HOUSING
FLYWHEEL GP
7N-4851 FLYWHEEL GP
FLYWHEEL GP
7N-7784 FLYWHEEL GP
GEAR GP-REAR
4W-5908 GEAR GP-REAR
GEAR GP-REAR
4W-5908 GEAR GP-REAR
HOUSING GP-FLYWHEEL
7W-3722 HOUSING GP-FLYWHEEL
COUPLING GP-FLEXIBLE
5N-3765 COUPLING GP-FLEXIBLE
COUPLING GP-FLEXIBLE
5N-8574 COUPLING GP-FLEXIBLE
COUPLING GP-FLEXIBLE
5N-3764 COUPLING GP-FLEXIBLE
FASTENER GP-COUPLING
3N-8647 FASTENER GP-COUPLING
GUARD GP-COUPLING
3N-8676 GUARD GP-COUPLING
GUARD GP-COUPLING
3N-8677 GUARD GP-COUPLING
GUARD GP-COUPLING
3N-5765 GUARD GP-COUPLING
PAN GP-OIL
7N-6902 PAN GP-OIL

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