8N4814 BELT GUARD GROUP FOR USE WITH THICKER FRONT SUPPORT AND WITH ALTERNATOR WHEN A SURGE TANK IS USED. CANNOT BE USED WITH GENERATOR SET AND MARINE AUXILIARY ENGINE. AN ATTACHMENT 3412





BASIC ENGINE

SERPENTINE/V-BELTS
 

#SEBP11010200
 

8N-4814: GUARD GP-BELT

8N4814 BELT GUARD GROUP
FOR USE WITH THICKER FRONT SUPPORT AND WITH ALTERNATOR WHEN A
SURGE TANK IS USED. CANNOT BE USED WITH GENERATOR SET AND MARINE
AUXILIARY ENGINE. AN ATTACHMENT
c173518 SEBP1101
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Parts for your 3412 ENGINE - MACHINE:

Pos. Part No Qty Parts name Comments
1. 7N-2658 [1] GUARD ASSEM.  
2. 0S-1588 H [2] BOLT 3.18 cm(1.125 in.)long  
3. 5M-2894 [6] WASHER  
4. 0L-1351 H [1] BOLT 2.22 cm(.875 in.)long  
5. 1A-2029 [2] BOLT  
  1D-4717 [2] NUT  
6. 3S-8536 H [2] SPACER  
7. 0S-1591 H [1] BOLT 3.81cm(1.5 in.) long  
  H   USE AS REQUIRED
 

#SEBP11010201
 

6N-9829: ADAPTER GP-FLYWHEEL

6N9829 FLYWHEEL ADAPTER GROUP
Serial No. 38S6689-Up. FOR USE WITH MOBILE ENGINE ARRANGEMENT 1N3719
SHOWN ON PAGES 3A & 3B. AN ATTACHMENT
c310680 SEBP1101
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Parts for your 3412 ENGINE - MACHINE:

Pos. Part No Qty Parts name Comments
1. 6N-9667 [1] FLYWHEEL AS  
2. 4N-2514 [1] GEAR (113 TEETH)  
3. 5P-7033 [12] BOLT-12 POINT HEAD  
4. 4W-0229 C [1] ADAPTER-FLYWHEEL HOUSING  
5. 7N-6114 C [1] BUSHING-PILOT  
6. 4H-7869 [1] GASKET  
7. 013-8307 C [12] BOLT-SOCKET HEAD  
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP11010202
 

1W-2149: FLYWHEEL GP

1W2149 FLYWHEEL GROUP
Part Of 1W2151 Flywheel Adapter Group. An Attachment
c309890 SEBP1101
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Parts for your 3412 ENGINE - MACHINE:

Pos. Part No Qty Parts name Comments
1. 0S-1589 [20] BOLT  
2. 5P-8247 [20] WASHER-HARD  
3. 1H-9727 [10] RIVET  
 

#SEBP11010203
 

1W-2151: ADAPTER GP-FLYWHEEL

1W2151 FLYWHEEL ADAPTER GROUP
Not For Use With SAE No. 1 Flywheel Housing
1W2149-Page 63C.01. An Attachment
c328984 SEBP1101
  For full view, you need register

Parts for your 3412 ENGINE - MACHINE:

Pos. Part No Qty Parts name Comments
1. 1W-2149 Y [1] FLYWHEEL GP  
2. 8S-2331 [12] BOLT-12 POINT HEAD  
3. 1W-2150 [1] ADAPTER  
4. 0S-2353 [12] BOLT  
  4D-3704 [12] WASHER-HARD  
5. 031-3185 [5] BOLT-12 POINT HEAD  
6. 4H-7869 [1] GASKET  
  Y   SEPARATE ILLUSTRATION
 

#SEBP11010204
 

4W-7370: FLYWHEEL GP

4W7370 FLYWHEEL GP
For Use With A Spicer 10 Spring Dampened Disk Clutch
An Attachment
c318548 SEBP1101
  For full view, you need register

Parts for your 3412 ENGINE - MACHINE:

Pos. Part No Qty Parts name Comments
1. 4W-7186 [1] FLYWHEEL AS.  
2. 4N-2514 [1] GEAR (113 TEETH)  
3. 9N-2570 [1] BUSHING  
4. 0S-1576 [12] BOLT  
  4D-3704 [12] WASHER  
 

#SEBP11010205
 

4N-2931: HOUSING GP-FLYWHEEL

4N2931 FLYWHEEL HOUSING GROUP
Serial No. 38S12218-Up
c313785 SEBP1101
  For full view, you need register

Parts for your 3412 ENGINE - MACHINE:

Pos. Part No Qty Parts name Comments
1. 5F-0304 [2] PLUG  
2. 1C-2251 [4] BOLT 4.76CM(1.875 IN.)LONG  
3. 0T-0573 [4] BOLT 6.99CM(2.75 IN.)LONG  
4. 8N-1911 C [1] GASKET  
5. 0L-1351 [4] BOLT 2.22CM(.875 IN.)LONG  
6. 5M-6213 [2] PLUG  
7. 5L-4398 C [8] BOLT 5.72CM(2.25 IN.)LONG  
8. 1B-5174 [1] PLUG  
9. 1W-9694 C [1] HOUSING (FLYWHEEL)  
10. 2A-1162 [2] GASKET  
11. 3B-0551 C [1] PLUG  
12. 1B-5170 C [1] PLUG  
  C   INDICATES CHANGE
 

#SEBP11010206
 

8N-4813: GUARD GP-BELT

8N4813 BELT GUARD GROUP
FOR USE WITH THICKER FRONT SUPPORT AND ALTERNATOR WHEN A RADIATOR
IS NOT USED. CANNOT BE USED WITH GENERATOR SET AND MARINE AUXILIARY
ENGINE. AN ATTACHMENT
c173517 SEBP1101
  For full view, you need register

Parts for your 3412 ENGINE - MACHINE:

Pos. Part No Qty Parts name Comments
1. 7N-2660 [1] GUARD AS-ALTERNATOR  
2. 0L-1352 B [1] BOLT  
    82.5MM(3.25IN.)LONG
3. 5M-2894 [6] WASHER  
4. 0L-1351 B [1] BOLT  
    22MM(.875IN.)LONG
5. 1A-2029 [2] BOLT  
  1D-4717 [2] NUT  
6. 0T-0065 B [1] BOLT  
    88.9MM(3.50IN.)LONG
7. 3S-8536 B [2] SPACER  
8. 0S-1588 B [1] BOLT  
    31.7MM(1.25IN.)LONG
  B   USE AS REQUIRED
 

#SEBP11010207
 

5N-4981: GUARD GP-BELT

5N4981 BELT GUARD GROUP
FOR USE WITH FIRE PUMP ENGINES
AN ATTACHMENT
c224610 SEBP1101
  For full view, you need register

Parts for your 3412 ENGINE - MACHINE:

Pos. Part No Qty Parts name Comments
1. 0S-1588 [1] BOLT  
2. 5M-2894 [6] WASHER  
3. 0L-1351 [1] BOLT  
4. 5N-4980 [1] GUARD AS  
5. 0S-1571 [2] BOLT  
  1D-4717 [2] NUT  
  6F-6405 B [4] SPACER  
  B   USE AS REQUIRED
 

#SEBP11010208
 

4N-2931: HOUSING GP-FLYWHEEL

4N2931 FLYWHEEL HOUSING GROUP
Serial No. 38S1 To 38S926 Inclusive
c932419 SEBP1101
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Parts for your 3412 ENGINE - MACHINE:

Pos. Part No Qty Parts name Comments
1. 3J-5390 [2] PLUG  
2. 0S-1571 [4] BOLT 4.45 cm(1.75 in.) long  
3. 0T-0573 [4] BOLT 6.99 cm(2.75 in.) long  
4. 4N-1626 [1] GASKET  
5. 6J-0488 [4] SCREW  
6. 5M-6213 [2] PLUG  
7. 1A-1460 [8] BOLT 5.08 cm(2.00 in.) long  
8. 1B-5174 [1] PLUG  
9. 4N-5392 [1] HOUSING (flywheel)  
 

#SEBP11010209
 

4N-2931: HOUSING GP-FLYWHEEL

4N2931 FLYWHEEL HOUSING GROUP
Serial No. 38S927 To 38S12217 Inclusive
c222284 SEBP1101
  For full view, you need register

Parts for your 3412 ENGINE - MACHINE:

Pos. Part No Qty Parts name Comments
1. 5F-0304 [2] PLUG-DRAIN  
2. 1C-2251 C [4] BOLT 4.76CM(1.875IN)LONG  
3. 0T-0573 [4] BOLT 6.99CM(2.75IN)LONG  
4. 4N-1626 [1] GASKET-CYLINDER BLOCK  
5. 0L-1351 C [4] BOLT 2.22CM(.875IN)LONG  
6. 5M-6213 [2] PLUG  
7. 1A-1460 [8] BOLT 5.08CM(2.00IN)LONG  
8. 1B-5174 [1] PLUG-PIPE  
9. 7N-6090 C [1] HOUSING-FLYWHEEL  
10. 2A-1162 C [2] GASKET  
  C   CHANGE FROM PREVIOUS TYPE
 

Information:

Specifications
Belt Tension Chart
3408C & 3412C INDUSTRIAL ENGINES
V-Belt Tension Chart
3412 INDUSTRIAL AND MARINE ENGINES

Caterpillar Parts SIS Catalog 3412 :

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