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3N4524 PLANETARY GROUP--4.000:1 Ratio Part of 3N4527 Marine Gear Reduction Arrangement listed on Page 22 7231




MARINE TRANSMISSION

TRANSMISSION GP-MARINE
 

#UEG0876S0080
 

3N-4524: PLANETARY GP

3N4524 PLANETARY GROUP--4.000:1 Ratio
Part of 3N4527 Marine Gear Reduction Arrangement listed on Page 22
c203132 UEG0876S
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Parts for your 7231 MARINE TRANSMISSION:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2N-9014 [1] CARRIER ASSEM.  
    (Includes)
2. [3] BALL  
3. 030-8538 [20] BOLT  
4. 2N-3999 [3] GEAR (33 teeth)  
5. 2N-3932 [6] BEARING ASSEM.  
6. 3N-7135 [3] SHAFT ASSEM.  
    (Each Includes)
7. 6F-0984 [1] DOWEL  
8. 5D-0353 [10] BOLT  
9. 2N-4713 [6] WASHER  
10. 2N-4714 [1] SHAFT ASSEM.  
    (Includes)
  4B-9783 [1] BALL  
11. 2N-4716 [1] RING  
12. 2N-2983 [1] TUBE  
13. 2N-4718 [1] SPACER  
14. 2N-3998 [1] GEAR (33 teeth)  
15. 3N-5961 [1] GEAR (99 teeth)  
16. 2N-4719 [1] PLATE  
 

#UEG0876S0081
 

3N-5959: PLANETARY GP

3N5959 PLANETARY GROUP--3.538:1 Ratio
Part of 3N5960 Marine Gear Reduction Arrangement listed on Page 22
c153923 UEG0876S
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Parts for your 7231 MARINE TRANSMISSION:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3N-5957 [1] CARRIER ASSEM.  
    (Includes)
2. 2D-6642 [3] BALL  
3. 030-8538 [20] BOLT  
4. 3N-5958 [6] BEARING ASSEM.  
5. 3N-5963 [3] GEAR (30 teeth)  
6. 3N-5955 [3] SHAFT ASSEM.  
    (Each Includes)
7. 6F-0984 [1] DOWEL  
8. 5D-0353 [10] BOLT  
9. 1N-7584 [6] WASHER  
10. 2N-4714 [1] SHAFT ASSEM.  
    (Includes)
  4B-9783 [1] BALL  
11. 2N-4716 [1] RING  
12. 2N-2983 [1] TUBE  
13. 2N-4718 [1] SPACER  
14. 3N-5962 [1] GEAR (39 teeth)  
15. 3N-5961 [1] GEAR (99 teeth)  
16. 2N-4719 [1] PLATE  
 

#UEG0876S0082
 

3N-5902: MARINE GEAR SEALING KIT

3N5902 MARINE GEAR SEALING KIT
Part of 3N5922, 3N5923, 3N5924, 3N5925, 3N5926 and 3N8770 Marine Society
Spare Parts Kits listed on Pages 30C through 30H
UEG0876S0082 UEG0876S
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Parts for your 7231 MARINE TRANSMISSION:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  4F-7388 [1] SEAL TO OUTPUT BEARING RETAINER  
  4F-7952 [1] SEAL TO BREATHER  
  5F-0149 [1] SEAL TO STRAINER COVER  
  5F-3181 [1] GASKET DRAIN TUBE ASSEMBLY TO HOUSING  
  6F-6673 [2] SEAL SHAFT TO DRIVE SPIDER  
  1H-9696 [3] SEAL TO MANIFOLD ASSEMBLY  
  3K-5093 [2] SEAL TO OUTPUT FLANGE  
  0L-1124 [1] GASKET DRAIN TUBE BUSHING TO FLYWHEEL HOUSING  
  6L-3286 [1] GASKET TO FLYWHEEL HOUSING  
  1N-7057 [6] SEAL SHAFT TO MANIFOLD  
  1N-9281 [1] GASKET TO DRIVE SPIDER FRONT COVER  
  2N-2359 [2] GASKET TO SIDE COVERS  
  2N-4782 [1] GASKET TO UPPER HOUSING  
  2N-4782 [1] GASKET TO TOP COVER  
  2N-4789 [1] GASKET TO BOTTOM COVER  
  2N-4805 [2] SEAL TO OUTPUT BEARING SPACER  
  2N-4808 [1] GASKET TO OUTPUT FLANGE RETAINER  
  3N-3200 [2] GASKET TO DUMP VALVE  
  1T-0208 [2] SEAL TO ASTERN SHAFT  
 

#UEG0876S0083
 

3N-5906: MARINE GEAR LOCK KIT

3N5906 MARINE GEAR LOCK KIT
Part of 3N5922, 3N5923, 3N5924, 3N5925, 3N5926 and 3N8770 Marine Society
Spare Parts Kits listed on Pages 30C through 30H
UEG0876S0083 UEG0876S
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Parts for your 7231 MARINE TRANSMISSION:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  6B-9841 [2] LOCK TO DUMP VALVE  
  3H-8027 [4] WASHER TO DRIVE SPIDER FRONT COVER  
  0L-2125 [6] LOCK TO DRIVE RING  
  1L-7579 [1] NUT TO AHEAD SHAFT REAR BEARING RETAINER  
  2N-4534 [2] LOCK TO DUMP VALVE  
  2N-4810 [1] LOCK TO OUTPUT FLANGE RETAINER  
  2S-9135 [1] LOCKWASHER TO ASTERN SHAFT REAR BEARING  
 

#UEG0876S0084
 

3N-5922: MARINE SOCIETY SPARE PARTS KIT

3N5922 MARINE SOCIETY SPARE PARTS KIT--2.000:1 Ratio
AN ATTACHMENT
UEG0876S0084 UEG0876S
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Parts for your 7231 MARINE TRANSMISSION:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  3N-5902 Y [1] SEALING KIT  
  3N-5906 Y [1] LOCK KIT  
  2D-6421 [1] RACE & ROLLER ASSEMBLY IDLER  
  8D-1817 [2] CUP AHEAD SHAFT REAR  
  8D-1819 [2] CONE AHEAD SHAFT REAR  
  7F-6848 [1] RACE AHEAD SHAFT TO ASTERN SHAFT  
  5L-6923 [1] RACE & ROLLER ASSEMBLY AHEAD SHAFT TO ASTERN SHAFT  
  1M-1604 [1] RACE IDLER  
  7M-7260 [1] GASKET LIQUID  
  1N-7051 [1] BEARING DRIVE SPIDER  
  2N-3930 [1] BEARING ASSEMBLY OUTPUT  
  2N-3931 [1] BEARING ASSEMBLY AHEAD SHAFT FRONT & LOWER SHAFT REAR  
  2N-4808 [1] GASKET TO OUTPUT BEARING  
  3N-4533 [1] SPACER LOWER SHAFT FRONT  
  3N-4534 [1] SPACER ASTERN SHAFT REAR  
  3N-4535 [1] SPACER AHEAD SHAFT REAR  
  1P-2694 [2] CONE ASTERN SHAFT REAR  
  1P-2695 [2] CUP ASTERN SHAFT REAR  
  1P-7110 [1] RACE & ROLLER ASSEMBLY AHEAD SHAFT TO CLUTCH HUB  
  1P-7111 [1] RACE AHEAD SHAFT TO CLUTCH HUB  
  2P-1373 [2] CUP LOWER SHAFT FRONT  
  2P-1374 [2] CONE LOWER SHAFT FRONT  
  Y   SEPARATE ILLUSTRATION
 

#UEG0876S0085
 

3N-5923: MARINE SOCIETY SPARE PARTS KIT

3N5923 MARINE SOCIETY SPARE PARTS KIT--2.941:1 and 5.882:1 Ratio
AN ATTACHMENT
UEG0876S0085 UEG0876S
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Parts for your 7231 MARINE TRANSMISSION:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  3N-5902 Y [1] SEALING KIT  
  3N-5906 Y [1] LOCK KIT  
  2D-6421 [1] RACE & ROLLER ASSEMBLY IDLER  
  8D-1817 [2] CUP AHEAD SHAFT REAR  
  8D-1819 [2] CONE AHEAD SHAFT REAR  
  7F-6848 [1] RACE AHEAD SHAFT TO ASTERN SHAFT  
  5L-6923 [1] RACE & ROLLER ASSEMBLY AHEAD SHAFT TO ASTERN SHAFT  
  1M-1604 [1] RACE IDLER  
  7M-7260 [1] GASKET LIQUID  
  1N-7051 [1] BEARING DRIVE SPIDER  
  2N-3869 [1] GEAR  
  2N-3930 [1] BEARING ASSEMBLY OUTPUT  
  2N-3931 [1] BEARING ASSEMBLY AHEAD SHAFT FRONT & LOWER SHAFT REAR  
  2N-3932 [2] BEARING ASSEMBLY  
  2N-4808 [2] GASKET TO OUTPUT BEARING  
  3N-4533 [1] SPACER LOWER SHAFT FRONT  
  3N-4534 [1] SPACER ASTERN SHAFT REAR  
  3N-4535 [1] SPACER AHEAD SHAFT REAR  
  3N-7135 [1] SHAFT ASSEMBLY  
  1P-2694 [2] CONE ASTERN SHAFT REAR  
  1P-2695 [2] CUP ASTERN SHAFT REAR  
  1P-7110 [1] RACE & ROLLER ASSEMBLY AHEAD SHAFT TO CLUTCH HUB  
  1P-7111 [1] RACE AHEAD SHAFT TO CLUTCH HUB  
  2P-1373 [2] CUP LOWER SHAFT FRONT  
  2P-1374 [2] CONE LOWER SHAFT FRONT  
  Y   SEPARATE ILLUSTRATION
 

#UEG0876S0086
 

3N-5924: MARINE SOCIETY SPARE PARTS KIT

3N5924 MARINE SOCIETY SPARE PARTS KIT--3.538:1 Ratio
AN ATTACHMENT
UEG0876S0086 UEG0876S
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Parts for your 7231 MARINE TRANSMISSION:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  3N-5902 Y [1] SEALING KIT  
  3N-5906 Y [1] LOCK KIT  
  2D-6421 [1] RACE & ROLLER ASSEMBLY IDLER  
  8D-1817 [2] CUP AHEAD SHAFT REAR  
  8D-1819 [2] CONE AHEAD SHAFT REAR  
  7F-6848 [1] RACE AHEAD SHAFT TO ASTERN SHAFT  
  5L-6923 [1] RACE & ROLLER ASSEMBLY AHEAD SHAFT TO CLUTCH HUB  
  1M-1604 [1] RACE IDLER  
  7M-7260 [1] GASKET LIQUID  
  1N-7051 [1] BEARING DRIVE SPIDER  
  2N-3930 [1] BEARING ASSEMBLY OUTPUT  
  2N-3931 [1] BEARING ASSEMBLY AHEAD SHAFT FRONT & LOWER SHAFT REAR  
  2N-3932 [2] BEARING ASSEMBLY  
  2N-3997 [1] GEAR  
  2N-4808 [1] GASKET TO OUTPUT BEARING  
  3N-4533 [1] SPACER LOWER SHAFT FRONT  
  3N-4534 [1] SPACER ASTERN SHAFT REAR  
  3N-4535 [1] SPACER AHEAD SHAFT REAR  
  3N-7135 [1] SHAFT ASSEMBLY  
  1P-2694 [2] CONE ASTERN SHAFT REAR  
  1P-2695 [2] CUP ASTERN SHAFT REAR  
  1P-7110 [1] RACE & ROLLER ASSEMBLY AHEAD SHAFT TO CLUTCH HUB  
  1P-7111 [1] RACE AHEAD SHAFT TO CLUTCH HUB  
  2P-1373 [2] CUP LOWER SHAFT FRONT  
  2P-1374 [2] CONE LOWER SHAFT FRONT  
  Y   SEPARATE ILLUSTRATION
 

#UEG0876S0087
 

3N-5925: MARINE SOCIETY SPARE PARTS KIT

3N5925 MARINE SOCIETY SPARE PARTS KIT--4.000:1 Ratio
AN ATTACHMENT
UEG0876S0087 UEG0876S
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Parts for your 7231 MARINE TRANSMISSION:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  3N-5902 Y [1] SEALING KIT  
  3N-5906 Y [1] LOCK KIT  
  2D-6421 [1] RACE & ROLLER ASSEMBLY IDLER  
  8D-1817 [2] CUP AHEAD SHAFT REAR  
  8D-1819 [2] CONE AHEAD SHAFT REAR  
  7F-6848 [1] RACE AHEAD SHAFT TO ASTERN SHAFT  
  5L-6923 [1] RACE & ROLLER ASSEMBLY AHEAD SHAFT TO ASTERN SHAFT  
  1M-1604 [1] RACE IDLER  
  7M-7260 [1] GASKET LIQUID  
  1N-7051 [1] BEARING DRIVE SPIDER  
  2N-3930 [1] BEARING ASSEMBLY OUTPUT  
  2N-3931 [1] BEARING ASSEMBLY AHEAD SHAFT FRONT & LOWER SHAFT REAR  
  2N-3932 [2] BEARING ASSEMBLY  
  2N-3999 [1] GEAR  
  2N-4808 [1] GASKET TO OUTPUT BEARING  
  3N-4533 [1] SPACER LOWER SHAFT FRONT  
  3N-4534 [1] SPACER ASTERN SHAFT REAR  
  3N-4535 [1] SPACER AHEAD SHAFT REAR  
  3N-7135 [1] SHAFT ASSEMBLY  
  1P-2694 [2] CONE ASTERN SHAFT REAR  
  1P-2695 [2] CUP ASTERN SHAFT REAR  
  1P-7110 [1] RACE & ROLLER ASSEMBLY AHEAD SHAFT TO CLUTCH HUB  
  1P-7111 [1] RACE AHEAD SHAFT TO CLUTCH HUB  
  2P-1373 [2] CUP LOWER SHAFT FRONT  
  2P-1374 [2] CONE LOWER SHAFT FRONT  
  Y   SEPARATE ILLUSTRATION
 

#UEG0876S0088
 

3N-5926: MARINE SOCIETY SPARE PARTS KIT

3N5926 MARINE SOCIETY SPARE PARTS KIT--4.667:1 Ratio
AN ATTACHMENT
UEG0876S0088 UEG0876S
  For full view, you need register

Parts for your 7231 MARINE TRANSMISSION:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  3N-5902 Y [1] SEALING KIT  
  3N-5906 Y [1] LOCK KIT  
  2D-6421 [1] RACE & ROLLER ASSEMBLY IDLER  
  8D-1817 [2] CUP AHEAD SHAFT REAR  
  8D-1819 [2] CONE AHEAD SHAFT REAR  
  7F-6848 [1] RACE AHEAD SHAFT TO ASTERN SHAFT  
  5L-6923 [1] RACE & ROLLER ASSEMBLY AHEAD SHAFT TO ASTERN SHAFT  
  1M-1604 [1] RACE IDLER  
  7M-7260 [1] GASKET LIQUID  
  1N-7051 [1] BEARING DRIVE SPIDER  
  2N-3930 [1] BEARING ASSEMBLY OUTPUT  
  2N-3931 [1] BEARING ASSEMBLY AHEAD SHAFT FRONT & LOWER SHAFT REAR  
  2N-3932 [2] BEARING ASSEMBLY  
  2N-4001 [1] GEAR  
  2N-4808 [2] GASKET TO OUTPUT BEARING  
  3N-4533 [1] SPACER LOWER SHAFT FRONT  
  3N-4534 [1] SPACER ASTERN SHAFT REAR  
  3N-4535 [1] SPACER AHEAD SHAFT REAR  
  3N-7135 [1] SHAFT ASSEMBLY  
  1P-2694 [2] CONE ASTERN SHAFT REAR  
  1P-2695 [2] CUP ASTERN SHAFT REAR  
  1P-7110 [1] RACE & ROLLER ASSEMBLY AHEAD SHAFT TO CLUTCH HUB  
  1P-7111 [1] RACE AHEAD SHAFT TO CLUTCH HUB  
  2P-1373 [2] CUP LOWER SHAFT FRONT  
  2P-1374 [2] CONE LOWER SHAFT FRONT  
  Y   SEPARATE ILLUSTRATION
 

#UEG0876S0089
 

3N-8770: MARINE SOCIETY SPARE PARTS KIT

3N8770 MARINE SOCIETY SPARE PARTS KIT--7.076:1 Ratio
AN ATTACHMENT
UEG0876S0089 UEG0876S
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Parts for your 7231 MARINE TRANSMISSION:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  3N-5902 Y [1] SEALING KIT  
  3N-5906 Y [1] LOCK KIT  
  2D-6421 [1] RACE & ROLLER ASSEMBLY IDLER  
  8D-1817 [2] CUP AHEAD SHAFT REAR  
  8D-1819 [2] CONE AHEAD SHAFT REAR  
  7F-6848 [1] RACE AHEAD SHAFT TO ASTERN SHAFT  
  5L-6923 [1] RACE & ROLLER ASSEMBLY AHEAD SHAFT TO ASTERN SHAFT  
  1M-1604 [1] RACE IDLER  
  7M-7260 [1] GASKET LIQUID  
  1N-7051 [1] BEARING DRIVE SPIDER  
  2N-3930 [1] BEARING ASSEMBLY OUTPUT  
  2N-3931 [1] BEARING ASSEMBLY AHEAD SHAFT FRONT & LOWER SHAFT REAR  
  2N-4808 [2] GASKET TO OUTPUT BEARING  
  3N-4533 [1] SPACER LOWER SHAFT FRONT  
  3N-4534 [1] SPACER ASTERN SHAFT REAR  
  3N-4535 [1] SPACER AHEAD SHAFT REAR  
  3N-5955 [1] SHAFT ASSEMBLY  
  3N-5958 [2] BEARING ASSEMBLY  
  3N-5963 [1] GEAR  
  1P-2694 [2] CONE ASTERN SHAFT REAR  
  1P-2695 [2] CUP ASTERN SHAFT REAR  
  1P-7110 [1] RACE & ROLLER ASSEMBLY AHEAD SHAFT TO CLUTCH HUB  
  1P-7111 [1] RACE AHEAD SHAFT TO CLUTCH HUB  
  2P-1373 [2] CUP LOWER SHAFT FRONT  
  2P-1374 [2] CONE LOWER SHAFT FRONT  
  Y   SEPARATE ILLUSTRATION
 

Information:

Engine News
Special Instruction
Alignment Of Caterpillar Marine Transmissions And Marine Engines{1000, 3300}
Alignment Of Caterpillar Marine Transmissions And Marine Engines{1000, 3300}
Installing Marine Gear Service Bearing Caps{3300}
Installing Marine Gear Service Bearing Caps{3300}
Installation Of 3N6351, 3N8285, 3N9095 And 7T5287 Modulating Valve Groups In Marine Transmissions{3300}
Installation Of 3N6351, 3N8285, 3N9095 And 7T5287 Modulating Valve Groups In Marine Transmissions{3300}
Installation Of Replacement Drive Sleeve For Marine Transmission Oil Pump{3310}
Installation Of Replacement Drive Sleeve For Marine Transmission Oil Pump{3310}
Installation Of 5N1948 And 2W3037 Sound Isolation Mounting Groups{1000, 3300, 7060}
Installation Of 5N1948 And 2W3037 Sound Isolation Mounting Groups{1000, 3300, 7060}
Specifications
Oil Pump<BR> (1N9239)
7231 MARINE TRANSMISSION
Oil Filter<BR> (2S6457)
7231 MARINE TRANSMISSION
Directional Clutch<BR> (2N4562)
7231 MARINE TRANSMISSION
Systems Operation
Systems Operation
7231 MARINE TRANSMISSION
Testing and Adjusting
Testing And Adjusting
7231 MARINE TRANSMISSION
Disassembly and Assembly
Oil Pump
7231 MARINE TRANSMISSION
Magnetic Strainer And Oil Filter
7231 MARINE TRANSMISSION
Oil Cooler
7231 MARINE TRANSMISSION
Top Shaft
7231 MARINE TRANSMISSION
Top Shaft
7231 MARINE TRANSMISSION
Clutches
7231 MARINE TRANSMISSION
Clutch Drive Spider
7231 MARINE TRANSMISSION
Top Shaft
7231 MARINE TRANSMISSION
Idler Gear
7231 MARINE TRANSMISSION
Reduction Gear And Planetary
7231 MARINE TRANSMISSION
Lower Shaft
7231 MARINE TRANSMISSION
Service Magazine

Caterpillar Parts SIS Catalog 7231 :

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