6N-7938 POWER TAKE-OFF GP AN ATTACHMENT 3412 MARINE ENGINE



BASIC ENGINE
POWER TAKE-OFF GP
PULLEY GP
PISTON & ROD GP
VALVE MECHANISM GP

MARINE ENGINE 3412 MARINE ENGINE 60M
 3412B Marine Engine 60M00001-05160 SEBP1098 3412 60M   (1976)

BASIC ENGINE

POWER TAKE-OFF GP
POWER TAKE-OFF GP
4W-9829 POWER TAKE-OFF GP
POWER TAKE-OFF GP
4W-9830 POWER TAKE-OFF GP
POWER TAKE-OFF GP
5N-6399 POWER TAKE-OFF GP
POWER TAKE-OFF GP
5N-6400 POWER TAKE-OFF GP
POWER TAKE-OFF GP
5N-7399 POWER TAKE-OFF GP
POWER TAKE-OFF GP
5N-7400 POWER TAKE-OFF GP
POWER TAKE-OFF GP
6N-7938 POWER TAKE-OFF GP
POWER TAKE-OFF GP
6N-7939 POWER TAKE-OFF GP
POWER TAKE-OFF GP
8L-6384 POWER TAKE-OFF GP
SUPPORT GP-POWER TAKE-OFF
5N-6439 SUPPORT GP-POWER TAKE-OFF
 

#SEBP10980160
 

6N-7938: POWER TAKE-OFF GP

6N-7938 POWER TAKE-OFF GP
AN ATTACHMENT
i01394936 SEBP1098
6N7938 POWER TAKE-OFF GP Parts scheme
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Parts for your 3412 MARINE ENGINE:

Pos. Part No Qty Parts name Comments
1. 5N-1730 Y [1] CLUTCH GP  
2. 0S-1594 [12] BOLT (3/8-16X1-IN)  
3. 7N-1312 [1] ADAPTER AS  
3A. 4N-0683 [2] DOWEL  
4. 5P-0898 [1] BALL BEARING  
5. 0L-1143 [8] BOLT (3/8-16X2.5-IN)  
  Y   SEPARATE ILLUSTRATION
 

#SEBP10980161
 

6N-7939: POWER TAKE-OFF GP

6N-7939 POWER TAKE-OFF GP
FRONT CLUTCH
AN ATTACHMENT
i01394947 SEBP1098
6N7939 POWER TAKE-OFF GP Parts scheme
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Parts for your 3412 MARINE ENGINE:

Pos. Part No Qty Parts name Comments
1. 0S-1594 [12] BOLT (3/8-16X1-IN)  
2. 5N-1729 Y [1] CLUTCH GP  
3. 0S-1591 [8] BOLT (3/8-16X1.5-IN)  
4. 7N-1312 [1] ADAPTER AS  
4A. 4N-0683 [2] DOWEL  
5. 5P-0898 [1] BALL BEARING  
  Y   SEPARATE ILLUSTRATION
 

#SEBP10980162
 

8L-6384: POWER TAKE-OFF GP

8L-6384 POWER TAKE-OFF GP
TWIN DISC
AN ATTACHMENT
i00427820 SEBP1098
8L6384 POWER TAKE-OFF GP Parts scheme
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Parts for your 3412 MARINE ENGINE:

Pos. Part No Qty Parts name Comments
1. 0S-1585 [16] BOLT (1/2-13X1.5-IN)  
  3B-4508 [16] LOCKWASHER  
2. 0S-1589 [6] BOLT (5/8-11X1.75-IN)  
  3B-4510 [6] LOCKWASHER  
3. 2N-7079 Y [1] CLUTCH GP-MARINE TRANSMISSION  
4. 2F-7771 C [1] KEY-SQUARE  
5. 8L-8471 [1] BALL BEARING  
6. 7L-7856 [1] SUPPORT AS-CLUTCH  
  5N-1693 BC [8] SHIM (0.5-MM THK)(0.36MM)  
  5N-1694 BC [4] SHIM (0.8-MM THK)(0.82MM)  
  B   USE AS REQUIRED
  C   CHANGE FROM PREVIOUS TYPE
  Y   SEPARATE ILLUSTRATION
 

#SEBP10980163
 

4N-6391: PULLEY GP-AUXILIARY DRIVE

4N-6391 PULLEY GP-AUXILIARY DRIVE
196MM (8 IN) DIAMETER PULLEY
AN ATTACHMENT
i01424933 SEBP1098
4N6391 PULLEY GP-AUXILIARY DRIVE Parts scheme
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Parts for your 3412 MARINE ENGINE:

Pos. Part No Qty Parts name Comments
1. 4N-4022 [2] PULLEY (5-GROOVE)  
2. 0S-1590 [6] BOLT (3/8-16X2-IN)  
 

#SEBP10980164
 

6N-4581: PULLEY GP-CRANKSHAFT

6N-4581 PULLEY GP-CRANKSHAFT
CANNOT BE USED WITH FRONT ENCLOSED CLUTCH
AN ATTACHMENT
i00974059 SEBP1098
6N4581 PULLEY GP-CRANKSHAFT Parts scheme
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Parts for your 3412 MARINE ENGINE:

Pos. Part No Qty Parts name Comments
1. 6N-4580 [1] PULLEY (2-GROOVE)  
2. 0L-1351 [8] BOLT (3/8-16X0.875-IN)  
 

#SEBP10980165
 

1W-8922: RING GP-PISTON

1W-8922 RING GP-PISTON
FIELD INSTALLATION
i01323194 SEBP1098
1W8922 RING GP-PISTON Parts scheme
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Parts for your 3412 MARINE ENGINE:

Pos. Part No Qty Parts name Comments
1. 134-3761 [1] RING-PISTON (TOP)  
2. 2P-2817 [1] RING-PISTON (INTERMEDIATE)  
3. 7N-7078 [1] RING-PISTON (OIL CONTROL)  
 

#SEBP10980166
 

2W-1184: RING GP-PISTON

2W-1184 RING GP-PISTON
FOR AREAS WHICH MUST USE HIGH SULFUR FUELS
FIELD INSTALLATION
i00357883 SEBP1098
2W1184 RING GP-PISTON Parts scheme
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Parts for your 3412 MARINE ENGINE:

Pos. Part No Qty Parts name Comments
1. 2W-1183 [1] RING-PISTON (TOP)  
2. 2P-2817 [1] RING-PISTON (INTERMEDIATE)  
3. 1P-8474 [1] RING-PISTON (OIL CONTROL)  
 

#SEBP10980167
 

7C-8936: RING GP-PISTON

7C-8936 RING GP-PISTON
FIELD INSTALLATION
i00392784 SEBP1098
7C8936 RING GP-PISTON Parts scheme
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Parts for your 3412 MARINE ENGINE:

Pos. Part No Qty Parts name Comments
1. 2W-1521 [1] RING-PISTON (TOP)  
2. 2P-2817 [1] RING-PISTON (INTERMEDIATE)  
3. 7N-7078 [1] RING-PISTON (OIL CONTROL)  
 

#SEBP10980168
 

8N-0822: RING GP-PISTON

8N-0822 RING GP-PISTON
FIELD INSTALLATION
i01344602 SEBP1098
8N0822 RING GP-PISTON Parts scheme
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Parts for your 3412 MARINE ENGINE:

Pos. Part No Qty Parts name Comments
1. 8N-0502 [1] RING-PISTON (TOP)  
2. 2P-2817 [1] RING-PISTON (INTERMEDIATE)  
3. 7N-7078 [1] RING-PISTON (OIL CONTROL)  
 

#SEBP10980169
 

4N-1717: ROCKER ARM GP

4N-1717 ROCKER ARM GP
S/N 60M1-2498
PART OF 4N-7352 VALVE MECHANISM GP
i00108666 SEBP1098
4N1717 ROCKER ARM GP Parts scheme
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Parts for your 3412 MARINE ENGINE:

Pos. Part No Qty Parts name Comments
1. 006-7403 [2] RING-RETAINING  
2. 2N-7228 [4] WASHER (1X1.5X0.03-IN THK)  
3. 4N-0955 [2] DOWEL  
4. 2N-7229 [2] SPRING  
5. 4N-1108 [1] SHAFT AS-ROCKER ARM  
6. 5B-1866 [2] PLUG-CUP  
7. 7N-1198 C [1] BRACKET  
8. 4N-5614 [1] ROCKER ARM AS  
9. 1A-2935 [6] SCREW  
10. 9L-7712 [6] NUT (3/8-24-THD)  
11. 7N-0839 C [2] BRACKET AS  
    (EACH INCLUDES)
12. 2D-6642 [2] BALL (6.35MM DIA.)  
    -OR-
  2D-6642 C [1] BALL (6.35MM DIA.)  
  4B-9880 C [1] BALL (7.93MM DIA.)  
  C   CHANGE FROM PREVIOUS TYPE
  R   REMANUFACTURED PART MAY BE AVAILABLE
 

Information:

Engine News
Maintenance Procedures For Extended FPTO Life On 3408 And 3412 Marine Engines
1979/03/14
Engine Front Support Now Machined To Prevent Possible Failure Of The Support Brackets For The Power Takeoff
1979/07/04
The FT1486 Chain Assembly Can Be Used For Emergency Repair Of Front Power Takeoff Clutches
1979/10/31
New Linkage Kits With Improved Parts Are Available For Repair Of Front Power Takeoff Clutches
1980/01/09
Two New Front Power Take-Off Groups Are Available
1980/08/13
New Power Takeoff Groups Used; New System Gives Better Face And Bore Runout On Front Power Takeoff Adapters
1987/07/01
New Clutch Groups Used In Front Power Take-Offs; Service Kits Available
1977/09/07
Correct Procedure To Adjust Front Power Takeoff Clutches
1978/09/27
Service Letter-NACD
Remove All 1K2811 Collar Assemblies Without The "F" Identifier Casted On The Part
Remove All 1K2811 Collar Assemblies Without The "F" Identifier Casted On The Part
Service Letter-Australia
Service Letter-CFEL
Service Letter-CSARL
Service Letter-Americas
Service Letter-Brazil
Service Letter-Truck/Ag/Marine
Specifications
Power Take-Off Clutch Groups
3412 INDUSTRIAL & MARINE ENGINE ATTACHMENTS
Service Letter-China
Remove All 1K2811 Collar Assemblies Without The "F" Identifier Casted On The Part
Remove All 1K2811 Collar Assemblies Without The "F" Identifier Casted On The Part
Service Letter-Asia
Service Letter-APD
Service Magazine
New 1N3270 Auxiliary Drive Group Available As Attachment{1165}
1980/04/28
Two New Front Power Take-Off Groups Are Available{3055}
1980/07/14
New Clutch Groups Used In Front Power Take-Offs; Service Kits Available{3055}
1977/08/29
New Power Takeoff Groups Used; New System Gives Better Face And Bore Runout On Front Power Takeoff Adapters{3050,3107}
1987/07/06
Correct Procedure To Adjust Front Power Takeoff Clutches{3055}
1978/09/04
New Recommendations For Bearing Lubrication And Adjustment{3055}
1988/08/08
Maintenance Procedures For Extended FPTO Life On 3408 And 3412 Marine Engines{3055}
1979/03/19
Engine Front Support Now Machined To Prevent Possible Failure Of The Support Brackets For the Power Takeoff{1153,3055}
1979/06/25
The FT1486 Chain Assembly Can Be Used For Emergency Repair Of Front Power Takeoff Clutches {3055}
1979/10/29
New Linkage Kits With Improved Parts Are Available For Repair Of Front Power Takeoff Clutches{3055,3059}
1979/12/24

Caterpillar Parts SIS Catalog 3412 :

POWER TAKE-OFF GP
5N-7400 POWER TAKE-OFF GP
POWER TAKE-OFF GP
5N-7399 POWER TAKE-OFF GP
POWER TAKE-OFF GP
5N-6400 POWER TAKE-OFF GP
POWER TAKE-OFF GP
5N-6399 POWER TAKE-OFF GP
POWER TAKE-OFF GP
4W-9830 POWER TAKE-OFF GP
POWER TAKE-OFF GP
4W-9829 POWER TAKE-OFF GP
PISTON GP
7W-7756 PISTON GP
PISTON GP
2W-9053 PISTON GP
POWER TAKE-OFF GP
6N-7939 POWER TAKE-OFF GP
POWER TAKE-OFF GP
8L-6384 POWER TAKE-OFF GP
PULLEY GP-AUXILIARY DRIVE
4N-6391 PULLEY GP-AUXILIARY DRIVE
PULLEY GP-CRANKSHAFT
6N-4581 PULLEY GP-CRANKSHAFT
RING GP-PISTON
1W-8922 RING GP-PISTON
RING GP-PISTON
2W-1184 RING GP-PISTON
RING GP-PISTON
7C-8936 RING GP-PISTON
RING GP-PISTON
8N-0822 RING GP-PISTON

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