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4N-0922 CRANKSHAFT GP S/N 81Z5000-14500 3412 GEN SET ENGINE


BASIC ENGINE
CRANKSHAFT GP
CYLINDER BLOCK GP
CYLINDER HEAD GP

GEN SET ENGINE 3412 GEN SET ENGINE 81Z
 3412 Generator Set 81Z05000-14500 SEBP2465 3412 81Z   (1981)

BASIC ENGINE

CRANKSHAFT GP
CRANKSHAFT AS
9Y-5381 CRANKSHAFT AS
CRANKSHAFT GP
4N-0922 CRANKSHAFT GP
243-6718 KIT-CRANKSHAFT BEARING
 

#SEBP24650060
 

4N-0922: CRANKSHAFT GP

4N-0922 CRANKSHAFT GP
S/N 81Z5000-14500
i00089669 SEBP2465
4N0922 CRANKSHAFT GP Parts scheme
  For full view, you need register

Parts for your 3412 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2W-4088 C [1] CRANKSHAFT AS  
2. 4N-0684 [1] DOWEL  
3. 114-0966 [1] GEAR-CRANKSHAFT (99-TEETH)  
4. 8T-6757 [6] PLUG-PIPE  
5. 7S-5005 [1] DOWEL  
6. 253-1752 J [2] PLATE-THRUST  
7. 2W-1733 [1] SEAL GP-CRANKSHAFT (FRONT)  
8. 4W-5492 J [7] BEARING-MAIN (STANDARD)  
    EACH SERVICED BY
  317-8766 [1] BEARING-MAIN (DIESEL)  
  317-8766 [1] BEARING-MAIN (GAS)  
  4W-5698 AB BEARING-MAIN (0.63-MM US)  
  4W-5699 AB BEARING-MAIN (1.27-MM US)  
  4W-5700 AB BEARING-MAIN (0.63-MM OS)  
  4W-5701 AB BEARING-MAIN (0.63-MM OS, 0.63-MM US)  
9. 2W-1734 [1] SEAL GP-CRANKSHAFT (REAR)  
   
    AVAILABLE REPAIR KIT(S):
  243-6718 AJ KIT-CRANKSHAFT BEARING (STANDARD)  
    (INCLUDES A COMPLETE SET OF MAIN BEARINGS & THRUST PLATES)
  A   NOT PART OF THIS GROUP
  B   USE AS REQUIRED
  C   CHANGE FROM PREVIOUS TYPE
  J   KIT MARKED J INCLUDES PART(S) MARKED J
  R   REMANUFACTURED PART MAY BE AVAILABLE
 

#SEBP24650061
 

7N-0841: CYLINDER BLOCK AS

7N-0841 CYLINDER BLOCK AS
S/N 81Z5000-14500
PART OF 1W-0173, 4N-1201 CYLINDER BLOCK GP
FIELD REPLACEMENT ORDER @@@@@ 2W-4859@@@@@
i00108840 SEBP2465
7N0841 CYLINDER BLOCK AS Parts scheme
  For full view, you need register

Parts for your 3412 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 110-2220 [36] SEAL-LINER  
2. 2W-6000 [12] LINER-CYLINDER BLOCK  
3. 9L-5854 [12] BAND-FILLER (130.2-MM ID)  
4. 3P-1323 [14] BOLT-BEARING CAP (7/8-14X7.75-IN)  
  9H-1031 [14] WASHER-HARD (24X41.5X6-MM THK)  
5. 4N-0614 [7] CAP-CRANKSHAFT BEARING  
6. 4N-6658 [2] BUSHING (1.3-IN WIDE)  
7. 7W-6492 [2] PLUG-PIPE (1/2-14-THD)  
8. 4N-0685 [5] BUSHING (1-IN WIDE)  
  4W-4588 ABFJ SLEEVE-LIFTER BORE  
  4W-6061 ABFL SLEEVE  
  2W-3815 ABFJ INSERT-LINER SEAT (1.605-MM THK)  
  6I-4363 ABFJ INSERT-LINER SEAT (1.555-MM THK)  
  6I-4364 ABFJ INSERT-LINER SEAT (1.655-MM THK)  
  5N-0093 ABFJ INSERT-LINER SEAT (2.71-MM THK)  
  6I-4365 ABFJ INSERT-LINER SEAT (2.66-MM THK)  
  6I-4366 ABFJ INSERT-LINER SEAT (2.76-MM THK)  
  9Y-3368 ABFJ INSERT-LINER SEAT (0.822-MM THK)  
  6I-4361 ABFJ INSERT-LINER SEAT (0.772-MM THK)  
  6I-4362 ABFJ INSERT-LINER SEAT (0.872-MM THK)  
  A   NOT PART OF THIS GROUP
  B   USE AS REQUIRED
  F   NOT SHOWN
  J   FOR SALVAGE OF DAMAGED LIFTER BORES IN CYLINDER BLOCK
  L   FOR SALVAGE OF THE BOTTOM LINER O-RING BORE
 

#SEBP24650062
 

1W-0173: CYLINDER BLOCK GP

1W-0173 CYLINDER BLOCK GP
S/N 81Z5000-14500
i00355104 SEBP2465
1W0173 CYLINDER BLOCK GP Parts scheme
  For full view, you need register

Parts for your 3412 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7W-4990 [12] JET AS-PISTON COOLING  
2. 4N-1650 [4] DOWEL  
3. 8T-6763 [4] PLUG-PIPE (1/4-18-THD)  
4. 7N-0841 Y [1] CYLINDER BLOCK AS  
5. 8T-6757 [6] PLUG-PIPE  
6. 6N-9135 [2] GASKET-PLATE  
7. 6I-4611 [2] PLATE-SPACER  
8. 4N-0693 C [3] PLUG-TAPERLOCK (1-1/2-12-THD)  
    -OR-
  7C-9614 C [3] PLUG-TAPERLOCK (1-5/8-12-THD)  
9. 4N-0683 [4] DOWEL  
10. 9S-4190 [8] PLUG-O-RING (7/8-14-THD)  
11. 3B-0645 [1] PLUG-CUP  
12. 7C-7407 [1] STUD  
13. 7M-7410 [4] PLUG-PIPE  
14. 8M-8283 [4] SEAL-O-RING  
15. 3S-6605 [2] PLUG-CUP  
16. 7E-6479 [12] BOLT-SPECIAL (OIL JET)  
17. 2M-9780 [8] SEAL-O-RING  
  C   CHANGE FROM PREVIOUS TYPE
  Y   SEPARATE ILLUSTRATION
 

#SEBP24650063
 

2W-4859: CYLINDER BLOCK GP

2W-4859 CYLINDER BLOCK GP
S/N 81Z5000-14500
FIELD REPLACEMENT FOR @@@@@ 7N-0841@@@@@
i00108626 SEBP2465
2W4859 CYLINDER BLOCK GP Parts scheme
  For full view, you need register

Parts for your 3412 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7M-7410 [4] PLUG-PIPE  
2. 9S-4190 [8] PLUG-O-RING (7/8-14-THD)  
  2M-9780 [8] SEAL-O-RING  
3. 9F-2247 B [6] PLUG-PIPE  
4. 3J-5389 B [2] PLUG (EXTERNAL)  
5. 4N-6658 [2] BUSHING (1.3-IN WIDE)  
6. 3S-6605 [2] PLUG-CUP  
7. 4N-0685 [5] BUSHING (1-IN WIDE)  
8. 3B-0645 [1] PLUG-CUP  
9. 7E-6479 [12] BOLT-SPECIAL (OIL JET)  
10. 7W-4990 [12] JET AS-PISTON COOLING  
11. 4N-0693 C [3] PLUG-TAPERLOCK (1-1/2-12-THD)  
    -OR-
  7C-9614 [3] PLUG-TAPERLOCK (1-5/8-12-THD)  
12. 7H-3171 [4] PLUG-PIPE  
13. 4N-0614 [7] CAP-CRANKSHAFT BEARING  
14. 3P-1323 [14] BOLT-BEARING CAP (7/8-14X7.75-IN)  
  9H-1031 [14] WASHER-HARD (24X41.5X6-MM THK)  
   
  101-0523 ABFN INSERT-LINER SEAT (5.21-MM THK)(STANDARD)  
  101-0524 ABFN INSERT-LINER SEAT (5.16-MM THK)(0.5-MM US)  
  101-0525 ABFN INSERT-LINER SEAT (5.26-MM THK)(0.5-MM OS)  
  9Y-3368 ABFN INSERT-LINER SEAT (0.822-MM THK)(STANDARD)  
  6I-4361 ABFN INSERT-LINER SEAT (0.772-MM THK)(0.05-MM US)  
  6I-4362 ABFN INSERT-LINER SEAT (0.872-MM THK)(0.05-MM OS)  
  2W-3815 ABFN INSERT-LINER SEAT (1.605-MM THK)(STANDARD)  
  6I-4363 ABFN INSERT-LINER SEAT (1.555-MM THK)(0.05-MM US)  
  6I-4364 ABFN INSERT-LINER SEAT (1.655-MM THK)(0.05-MM OS)  
  5N-0093 ABFN INSERT-LINER SEAT (2.71-MM THK)(STANDARD)  
  6I-4365 ABFN INSERT-LINER SEAT (2.66-MM THK)(0.05-MM US)  
  6I-4366 ABFN INSERT-LINER SEAT (2.76-MM THK)(0.05-MM OS)  
  A   NOT PART OF THIS GROUP
  B   USE AS REQUIRED
  C   CHANGE FROM PREVIOUS TYPE
  F   NOT SHOWN
  N   FOR SALVAGE OF DAMAGED LIFTER BORES IN CYLINDER BLOCK
 

#SEBP24650064
 

4N-1201: CYLINDER BLOCK GP

4N-1201 CYLINDER BLOCK GP
S/N 81Z5000-14500
i00108663 SEBP2465
4N1201 CYLINDER BLOCK GP Parts scheme
  For full view, you need register

Parts for your 3412 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7W-4990 [12] JET AS-PISTON COOLING  
2. 4N-1650 [4] DOWEL  
3. 8T-6763 C [4] PLUG-PIPE (1/4-18-THD)  
4. 7N-0841 Y [1] CYLINDER BLOCK AS  
5. 8T-6757 C [6] PLUG-PIPE  
6. 6N-9135 [2] GASKET-PLATE  
7. 6I-4611 C [2] PLATE-SPACER  
8. 4N-0693 C [3] PLUG-TAPERLOCK (1-1/2-12-THD)  
    -OR-
  7C-9614 [3] PLUG-TAPERLOCK (1-5/8-12-THD)  
9. 4N-0683 [4] DOWEL  
10. 9S-4190 [8] PLUG-O-RING (7/8-14-THD)  
11. 3B-0645 [1] PLUG-CUP  
12. 6L-4428 [3] STUD-TAPERLOCK (3/8-16X4.01-IN)  
13. 7M-7410 [4] PLUG-PIPE  
14. 8M-8283 [4] SEAL-O-RING  
15. 3S-6605 [2] PLUG-CUP  
16. 7E-6479 [12] BOLT-SPECIAL (OIL JET)  
17. 2M-9780 [8] SEAL-O-RING  
18. 7C-7407 [1] STUD  
   
  101-0523 ABFN INSERT-LINER SEAT (5.21-MM THK)(STANDARD)  
  101-0524 ABFN INSERT-LINER SEAT (5.16-MM THK)(0.5-MM US)  
  101-0525 ABFN INSERT-LINER SEAT (5.26-MM THK)(0.5-MM OS)  
  9Y-3368 ABFN INSERT-LINER SEAT (0.822-MM THK)(STANDARD)  
  6I-4361 ABFN INSERT-LINER SEAT (0.772-MM THK)(0.05-MM US)  
  6I-4362 ABFN INSERT-LINER SEAT (0.872-MM THK)(0.05-MM OS)  
  2W-3815 ABFN INSERT-LINER SEAT (1.605-MM THK)(STANDARD)  
  6I-4363 ABFN INSERT-LINER SEAT (1.555-MM THK)(0.05-MM US)  
  6I-4364 ABFN INSERT-LINER SEAT (1.655-MM THK)(0.05-MM OS)  
  5N-0093 ABFN INSERT-LINER SEAT (2.71-MM THK)(STANDARD)  
  6I-4365 ABFN INSERT-LINER SEAT (2.66-MM THK)(0.05-MM US)  
  6I-4366 ABFN INSERT-LINER SEAT (2.76-MM THK)(0.05-MM OS)  
  A   NOT PART OF THIS GROUP
  B   USE AS REQUIRED
  C   CHANGE FROM PREVIOUS TYPE
  F   NOT SHOWN
  N   FOR SALVAGE OF DAMAGED LIFTER BORES IN CYLINDER BLOCK
  Y   SEPARATE ILLUSTRATION
 

#SEBP24650065
 

143-0046: CYLINDER HEAD AS

143-0046 CYLINDER HEAD AS
S/N 81Z14500-14500
PART OF 143-0047, 7W-2243 CYLINDER HEAD AS
FIELD REPLACEMENT ORDER @@@@@143-0047@@@@@
i00562988 SEBP2465
1430046 CYLINDER HEAD AS Parts scheme
  For full view, you need register

Parts for your 3412 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3B-0645 [10] PLUG-CUP  
2. 4N-5893 [12] INSERT-VALVE SEAT (INLET)(STANDARD)  
  7C-7602 AB INSERT-VALVE SEAT (0.13-MM OS, INLET)  
  7C-7603 AB INSERT-VALVE SEAT (0.25-MM OS, INLET)  
  7C-7604 AB INSERT-VALVE SEAT (0.51-MM OS, INLET)  
  7C-7605 AB INSERT-VALVE SEAT (0.76-MM OS, INLET)  
3. 1W-5283 [12] INSERT-VALVE SEAT (EXHAUST)(STANDARD)  
  7C-5353 AB INSERT-VALVE SEAT (0.51-MM OS, EXHAUST)  
  7C-5354 AB INSERT-VALVE SEAT (0.76-MM OS, EXHAUST)  
4. 3B-0623 [12] PLUG-CUP  
  A   NOT PART OF THIS GROUP
  B   USE AS REQUIRED
 

#SEBP24650066
 

143-0047: CYLINDER HEAD AS

143-0047 CYLINDER HEAD AS
S/N 81Z14396-14500
FIELD REPLACEMENT FOR @@@@@143-0046@@@@@
i00566897 SEBP2465
1430047 CYLINDER HEAD AS Parts scheme
  For full view, you need register

Parts for your 3412 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 143-0046 Y [1] CYLINDER HEAD AS  
2. 173-7188 [24] GUIDE-VALVE (STANDARD)  
  7C-5306 AB GUIDE-VALVE (0.51-MM OS)  
  A   NOT PART OF THIS GROUP
  B   USE AS REQUIRED
  Y   SEPARATE ILLUSTRATION
 

#SEBP24650067
 

1W-5960: CYLINDER HEAD AS

1W-5960 CYLINDER HEAD AS
S/N 81Z5000-5414
PART OF 7N-0848 CYLINDER HEAD AS, 1W-5959 CYLINDER HEAD GP
FIELD REPLACEMENT ORDER @@@@@ 7N-0848@@@@@
i00108607 SEBP2465
1W5960 CYLINDER HEAD AS Parts scheme
  For full view, you need register

Parts for your 3412 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4N-5893 [12] INSERT-VALVE SEAT (INLET)(STANDARD)  
  7C-7602 AB INSERT-VALVE SEAT (0.13-MM OS, INLET)  
  7C-7603 AB INSERT-VALVE SEAT (0.25-MM OS, INLET)  
  7C-7604 AB INSERT-VALVE SEAT (0.51-MM OS, INLET)  
  7C-7605 AB INSERT-VALVE SEAT (0.76-MM OS, INLET)  
2. 1W-5283 C [12] INSERT-VALVE SEAT (EXHAUST)(STANDARD)  
  7C-5353 AB INSERT-VALVE SEAT (0.51-MM OS, EXHAUST)  
  7C-5354 AB INSERT-VALVE SEAT (0.76-MM OS, EXHAUST)  
3. 3B-0623 [12] PLUG-CUP  
4. 3B-0645 [10] PLUG-CUP  
5. 8T-6762 [1] PLUG-PIPE (1/2-14-THD)  
  A   NOT PART OF THIS GROUP
  B   USE AS REQUIRED
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP24650068
 

7N-0848: CYLINDER HEAD AS

7N-0848 CYLINDER HEAD AS
S/N 81Z5000-5414
FIELD REPLACEMENT FOR @@@@@ 1W-5960@@@@@
FIELD INSTALLATION
i00108843 SEBP2465
7N0848 CYLINDER HEAD AS Parts scheme
  For full view, you need register

Parts for your 3412 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1W-5960 Y [1] CYLINDER HEAD AS  
2. 173-7188 [24] GUIDE-VALVE  
3. 2N-5775 [12] DOWEL  
  Y   SEPARATE ILLUSTRATION
 

#SEBP24650069
 

7W-2241: CYLINDER HEAD AS

7W-2241 CYLINDER HEAD AS
S/N 81Z5000-14395
PART OF 7W-2243 CYLINDER HEAD AS, 7W-2242 CYLINDER HEAD GP
FIELD REPLACEMENT ORDER @@@@@ 7W-2243@@@@@
i00108864 SEBP2465
7W2241 CYLINDER HEAD AS Parts scheme
  For full view, you need register

Parts for your 3412 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3B-0645 [10] PLUG-CUP  
2. 4N-5893 [12] INSERT-VALVE SEAT (INLET)(STANDARD)  
  7C-7602 AB INSERT-VALVE SEAT (0.13-MM OS, INLET)  
  7C-7603 AB INSERT-VALVE SEAT (0.25-MM OS, INLET)  
  7C-7604 AB INSERT-VALVE SEAT (0.51-MM OS, INLET)  
  7C-7605 AB INSERT-VALVE SEAT (0.76-MM OS, INLET)  
3. 1W-5283 [12] INSERT-VALVE SEAT (EXHAUST)(STANDARD)  
  7C-5353 AB INSERT-VALVE SEAT (0.51-MM OS, EXHAUST)  
  7C-5354 AB INSERT-VALVE SEAT (0.76-MM OS, EXHAUST)  
4. 3B-0623 [12] PLUG-CUP  
5. 8T-6762 [1] PLUG-PIPE (1/2-14-THD)  
  A   NOT PART OF THIS GROUP
  B   USE AS REQUIRED
 

Information:

Tool Operating Manual
420-7630 Main Bearing Cap Lifting Device{0599, 0629, 0632, 0701, 1201, 1203, 1230}
420-7630 Main Bearing Cap Lifting Device{0599, 0629, 0632, 0701, 1201, 1203, 1230}
Service Magazine
Use the 171-7212 Wear Sleeve to Repair the Crankshaft Hub {1160}
2011/09/20
40 Power Microscope is Available for Inspecting Bearing Journals on Crankshafts {0777, 1202}
2006/01/16

Caterpillar Parts SIS Catalog 3412 :

CRANKSHAFT AS
9Y-5381 CRANKSHAFT AS
COVER GP-VALVE MECHANISM
4W-5388 COVER GP-VALVE MECHANISM
COVER GP-VALVE MECHANISM
4W-5388 COVER GP-VALVE MECHANISM
COVER GP-VALVE MECHANISM
4W-2581 COVER GP-VALVE MECHANISM
COVER GP-VALVE MECHANISM
4W-2581 COVER GP-VALVE MECHANISM
COVER GP-VALVE MECHANISM
4N-9457 COVER GP-VALVE MECHANISM
COVER GP-VALVE MECHANISM
2W-6535 COVER GP-VALVE MECHANISM
COVER GP-OIL PAN
6N-1400 COVER GP-OIL PAN
CYLINDER BLOCK AS
7N-0841 CYLINDER BLOCK AS
CYLINDER BLOCK GP
1W-0173 CYLINDER BLOCK GP
CYLINDER BLOCK GP
2W-4859 CYLINDER BLOCK GP
CYLINDER BLOCK GP
4N-1201 CYLINDER BLOCK GP
CYLINDER HEAD AS
143-0046 CYLINDER HEAD AS
CYLINDER HEAD AS
143-0047 CYLINDER HEAD AS
CYLINDER HEAD AS
1W-5960 CYLINDER HEAD AS
CYLINDER HEAD AS
7N-0848 CYLINDER HEAD AS

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The names Cat, Caterpillar, John Deere, Komatsu, Volvo, Hitachi, Doosan, JCB, Hyundai or any other original equipment manufacturers are registered trademarks of the respective original equipment manufacturers. All names, descriptions, numbers and symbols are used for reference purposes only.
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