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8N-5620 GEAR GP-FRONT -LOW SPEED, STANDARD ROTATION S/N 4KC97-585 G3512 GAS ENGINE




BASIC ENGINE

GEAR GP
 

#SEBP15100100
 

8N-5620: GEAR GP-FRONT

8N-5620 GEAR GP-FRONT -LOW SPEED, STANDARD ROTATION
S/N 4KC97-585
i00431434 SEBP1510
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Parts for your G3512 GAS ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2W-2895 [1] GEAR-CRANKSHAFT (92-TEETH)  
2. 3S-1307 [12] BOLT-12 POINT HEAD (3/8-16X2-IN)  
3. 116-3242 [1] GEAR AS-IDLER (66-TEETH)  
3A. 116-1365 [1] BUSHING  
4. 7C-3259 C [1] SHAFT  
5. 8M-5255 [2] SEAL-O-RING  
6. 7C-3258 C [1] WASHER AS-THRUST  
6A. 7N-2047 [1] DOWEL  
7. 1D-4572 C [2] BOLT (1/2-13X5.5-IN)  
8. 0T-0055 C [2] BOLT (3/8-16X4.25-IN)  
9. 2W-7320 [1] GEAR-ACCESSORY DRIVE (46-TEETH)  
10. 6K-3771 [12] BOLT-12 POINT HEAD (7/16-14X1.5-IN)  
11. 7N-5239 [1] SHAFT AS-PUMP DRIVE  
11A. 8T-2153 [1] SETSCREW-SOCKET (1/4-28X0.31-IN)  
12. 7N-5263 [1] ADAPTER AS-PUMP (OIL)  
12A. 127-5400 [1] BUSHING  
13. 1T-0132 [1] SEAL-O-RING  
14. 3B-8453 [1] SEAL-O-RING  
15. 0S-1594 [7] BOLT (3/8-16X1-IN)  
16. 7N-5246 [2] WASHER-THRUST  
17. 4B-3388 [4] BOLT (5/16-18X1.125-IN)  
18. 7N-5245 [1] ADAPTER AS-PUMP (WATER)  
18A. 127-5400 [1] BUSHING  
19. 9M-1974 [4] WASHER-HARD (8.8X16X2-MM THK)  
20. 5P-8245 C [2] WASHER-HARD (13.5X25.5X3-MM THK)  
21. 5R-7137 C [2] WASHER-SEALING  
22. 5M-2894 C [2] WASHER-HARD (10.2X18.5X2.5-MM THK)  
23. 5R-7136 C [2] WASHER-SEALING  
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP15100101
 

8N-7174: GEAR GP-FRONT

8N-7174 GEAR GP-FRONT
S/N 4KC183-645
i00090788 SEBP1510
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Parts for your G3512 GAS ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2W-2895 [1] GEAR-CRANKSHAFT (92-TEETH)  
2. 3S-1307 [12] BOLT-12 POINT HEAD (3/8-16X2-IN)  
3. 7E-0274 C [1] GEAR AS-IDLER (53-TEETH)  
3A. 7N-5243 [1] BUSHING  
4. 7C-3260 [1] SHAFT  
5. 8M-5255 [2] SEAL-O-RING  
6. 7C-3258 [1] WASHER AS-THRUST  
6A. 7N-2047 [1] DOWEL  
7. 1D-4572 [2] BOLT (1/2-13X5.5-IN)  
8. 0T-0055 [1] BOLT (3/8-16X4.25-IN)  
9. 7E-0275 [1] GEAR-WATER PUMP DRIVE (69-TEETH)  
10. 6K-3771 BC [12] BOLT-12 POINT HEAD (7/16-14X1.5-IN)  
11. 7N-5239 [1] SHAFT AS-PUMP DRIVE  
11A. 8T-2153 [1] SETSCREW-SOCKET (1/4-28X0.31-IN)  
12. 7N-5263 [1] ADAPTER AS-PUMP (OIL)  
12A. 127-5400 [1] BUSHING  
13. 1T-0132 [1] SEAL-O-RING  
14. 3B-8453 [1] SEAL-O-RING  
15. 0S-1594 [7] BOLT (3/8-16X1-IN)  
16. 7N-5246 [2] WASHER-THRUST  
17. 4B-3388 [4] BOLT (5/16-18X1.125-IN)  
18. 7N-5245 [1] ADAPTER AS-PUMP (WATER)  
18A. 127-5400 [1] BUSHING  
19. 9M-1974 [4] WASHER-HARD (8.8X16X2-MM THK)  
20. 5P-8245 [2] WASHER-HARD (13.5X25.5X3-MM THK)  
21. 5R-7137 [2] WASHER-SEALING  
22. 5M-2894 [1] WASHER-HARD (10.2X18.5X2.5-MM THK)  
23. 5R-7136 [1] WASHER-SEALING  
  B   USE AS REQUIRED
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP15100102
 

8N-7174: GEAR GP-FRONT

8N-7174 GEAR GP-FRONT
S/N 4KC646-653
i02292908 SEBP1510
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Parts for your G3512 GAS ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2W-2895 [1] GEAR-CRANKSHAFT (92-TEETH)  
2. 5R-7136 [1] WASHER-SEALING  
3. 5R-7137 [2] WASHER-SEALING  
4. 7C-3258 [1] WASHER AS-THRUST  
4A. 7N-2047 [1] DOWEL  
5. 7C-3260 [1] SHAFT  
6. 7E-0275 [1] GEAR-WATER PUMP DRIVE (69-TEETH)  
7. 7N-5239 [1] SHAFT AS-PUMP DRIVE  
7A. 8T-2153 [1] SETSCREW-SOCKET (1/4-28X0.31-IN)  
8. 7N-5245 [1] ADAPTER AS-PUMP (WATER)  
8A. 127-5400 [1] BUSHING  
9. 7N-5246 [2] WASHER-THRUST  
10. 144-8263 C [1] GEAR AS-IDLER (53-TEETH)  
10A. 140-9597 [1] BUSHING  
11. 235-3546 [1] SEAL-O-RING  
12. 259-4598 [2] SEAL-O-RING  
13. 278-4287 [1] ADAPTER AS-PUMP (OIL)  
13A. 127-5400 [1] BUSHING  
14. 0S-1590 [5] BOLT (3/8-16X2-IN)  
15. 0S-1594 [2] BOLT (3/8-16X1-IN)  
16. 0T-0055 [1] BOLT (3/8-16X4.25-IN)  
17. 3S-1307 [12] BOLT-12 POINT HEAD (3/8-16X2-IN)  
18. 4B-3388 [4] BOLT (5/16-18X1.125-IN)  
19. 5M-2894 [6] WASHER-HARD (10.2X18.5X2.5-MM THK)  
20. 5P-8245 [2] WASHER-HARD (13.5X25.5X3-MM THK)  
21. 6V-3348 [1] SEAL-O-RING  
22. 9M-1974 [4] WASHER-HARD (8.8X16X2-MM THK)  
23. 9X-8879 [2] BOLT (1/2-13X5.5-IN)  
24. 6K-3771 BC [12] BOLT-12 POINT HEAD (7/16-14X1.5-IN)  
  B   USE AS REQUIRED
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP15100103
 

116-9855: GEAR GP-REAR

116-9855 GEAR GP-REAR
S/N 4KC557-585
i00490413 SEBP1510
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Parts for your G3512 GAS ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3S-1307 [12] BOLT-12 POINT HEAD (3/8-16X2-IN)  
2. 4P-5457 [1] GEAR AS-BALANCER (92, 44-TEETH)(CLUSTER IDLER)  
2A. 4P-5460 [1] BUSHING  
3. 4P-5456 [1] SHAFT-IDLER  
4. 8M-2530 [4] BOLT-12 POINT HEAD (1/2-13X1.25-IN)  
5. 101-1365 [1] PLATE-THRUST  
6. 0L-1351 [4] BOLT (3/8-16X0.875-IN)  
7. 112-1554 [2] GEAR AS-IDLER (88-TEETH)(CAMSHAFT)  
    (EACH INCLUDES)
7A. 125-9751 [1] BUSHING  
8. 112-1552 [2] SHAFT-IDLER (CLUSTER)  
9. 101-1368 [2] WASHER-THRUST (19.5X106X1.9-MM THK)  
10. 9X-8887 [2] BOLT (3/4-10X3-IN)  
11. 1B-4367 [4] BOLT (5/8-11X3-IN)  
12. 5P-8248 [2] WASHER-HARD (20X36.5X3.5-MM THK)  
13. 7E-3897 [2] GEAR-CAMSHAFT DRIVE (88-TEETH)  
14. 4W-4586 [2] PLATE  
15. 2W-2895 [1] GEAR-CRANKSHAFT (92-TEETH)  
16. 8S-2331 [2] BOLT-12 POINT HEAD (5/8-11X2-IN)  
 

#SEBP15100104
 

116-9856: GEAR GP-REAR

116-9856 GEAR GP-REAR
S/N 4KC557-UP
i00092508 SEBP1510
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Parts for your G3512 GAS ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3S-1307 [12] BOLT-12 POINT HEAD (3/8-16X2-IN)  
2. 107-2477 [1] GEAR AS-IDLER (92/44-TEETH)  
2A. 4P-5438 [1] BUSHING  
3. 4P-5437 [1] SHAFT-GEAR (CLUSTER)  
4. 8M-2530 [4] BOLT-12 POINT HEAD (1/2-13X1.25-IN)  
5. 101-1365 [1] PLATE-THRUST  
6. 0L-1351 [4] BOLT (3/8-16X0.875-IN)  
7. 112-1554 [2] GEAR AS-IDLER (88-TEETH)  
    (EACH INCLUDES)
7A. 125-9751 [1] BUSHING  
8. 112-1552 [2] SHAFT-IDLER  
9. 101-1368 [2] WASHER-THRUST (19.5X106X1.9-MM THK)  
10. 9X-8887 [2] BOLT (3/4-10X3-IN)  
11. 1B-4367 [4] BOLT (5/8-11X3-IN)  
12. 5P-8248 [2] WASHER-HARD (20X36.5X3.5-MM THK)  
13. 7E-3897 [2] GEAR-CAMSHAFT DRIVE (88-TEETH)  
14. 4W-4586 [2] PLATE  
15. 2W-2895 [1] GEAR-CRANKSHAFT (92-TEETH)  
16. 8S-2331 [2] BOLT-12 POINT HEAD (5/8-11X2-IN)  
 

#SEBP15100105
 

4W-5907: GEAR GP-REAR

4W-5907 GEAR GP-REAR
S/N 4KC1-223
CAM DRIVE
i00379795 SEBP1510
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Parts for your G3512 GAS ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2W-2895 [1] GEAR-CRANKSHAFT (92-TEETH)  
2. 3S-1307 [12] BOLT-12 POINT HEAD (3/8-16X2-IN)  
3. 7N-6982 [1] GEAR AS-IDLER (92, 44-TEETH)(CLUSTER)  
3A. 7N-6983 [1] BUSHING  
4. 4W-4998 [1] SHAFT-GEAR  
5. 0S-1595 [4] BOLT (1/2-13X1.25-IN)  
6. 7N-5254 [1] PLATE-THRUST  
7. 0L-1351 [4] BOLT (3/8-16X0.875-IN)  
8. 7N-5257 [2] GEAR AS (88-TEETH)(CAMSHAFT IDLER)  
    (EACH INCLUDES)
8A. 125-9750 [1] BUSHING  
9. 1N-4054 [2] SHAFT-IDLER  
10. 1D-4609 [1] BOLT (3/4-10X3-IN)  
11. 5P-8248 [1] WASHER-HARD (20X36.5X3.5-MM THK)  
12. 1A-5822 [4] BOLT (1/2-13X2.75-IN)  
13. 1N-3986 [2] WASHER-THRUST  
14. 7E-3897 [2] GEAR-CAMSHAFT DRIVE (88-TEETH)  
15. 4W-4586 [1] PLATE  
 

#SEBP15100106
 

4W-5907: GEAR GP-REAR

4W-5907 GEAR GP-REAR
S/N 4KC224-UP
CAM DRIVE
i00379796 SEBP1510
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Parts for your G3512 GAS ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
2. 3S-1307 [12] BOLT-12 POINT HEAD (3/8-16X2-IN)  
3. 107-2477 C [1] GEAR AS-IDLER (92/44-TEETH)(44/92 TEETH)  
3A. 4P-5438 C [1] BUSHING  
4. 4P-5437 C [1] SHAFT-GEAR (CLUSTER)  
5. 0S-1595 [4] BOLT (1/2-13X1.25-IN)  
6. 7N-5254 [1] PLATE-THRUST  
7. 0L-1351 [4] BOLT (3/8-16X0.875-IN)  
8. 4P-5440 C [2] GEAR AS-IDLER (88-TEETH)(CAMSHAFT)  
8A. 125-9750 C [1] BUSHING  
9. 4P-5090 C [2] SHAFT-IDLER  
10. 1D-4609 [1] BOLT (3/4-10X3-IN)  
11. 5P-8248 [1] WASHER-HARD (20X36.5X3.5-MM THK)  
12. 1B-4367 C [4] BOLT (5/8-11X3-IN)  
13. 4P-5091 C [2] WASHER-THRUST  
14. 7E-3897 C [2] GEAR-CAMSHAFT DRIVE (88-TEETH)  
15. 4W-4586 [1] PLATE  
16. 2W-2895 [1] GEAR-CRANKSHAFT (92-TEETH)  
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP15100107
 

7W-5780: GUARD GP-BELT

7W-5780 GUARD GP-BELT -ALTERNATOR
AN ATTACHMENT
i00091726 SEBP1510
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Parts for your G3512 GAS ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9V-4924 [2] SPACER (13.8X28X11.5-MM THK)  
2. 288-6174 [1] GUARD AS-ALTERNATOR  
3. 119-9443 [2] SEAL-O-RING  
 

#SEBP15100108
 

7W-7214: GUARD GP-BELT

7W-7214 GUARD GP-BELT -FAN
Type 1
AN ATTACHMENT
i00415310 SEBP1510
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Parts for your G3512 GAS ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7W-7216 [2] BRACKET AS  
2. 2H-3755 [13] BOLT (5/16-18X0.43-IN)  
  5P-4116 [13] WASHER-HARD (8.8X20.5X2-MM THK)  
3. 0S-1621 [4] BOLT (1/2-13X1-IN)  
  5P-1076 [4] WASHER-HARD (13.5X30X4-MM THK)  
4. 7W-7221 [1] GUARD AS (RH)  
5. 0S-1571 [3] BOLT (3/8-16X1.75-IN)  
6. 5P-1075 [5] WASHER-HARD (10.2X22.5X3-MM THK)  
7. 7W-7223 [1] GUARD AS  
8. 7W-7219 [1] GUARD (LH)  
9. 3B-8822 [2] ELBOW  
10. 3K-9520 [1] GROMMET  
11. 7K-1308 [1] SPACER (5-MM THK)  
12. 7W-7218 [1] BRACKET AS  
13. 0S-0509 [2] BOLT (3/8-16X0.75-IN)  
14. 9L-5125 [2] ELBOW  
15. 4W-6319 [1] BLOCK  
16. 4B-4550 [1] FITTING-PRESSURE RELIEF (1/8-27 PTF)  
17. 3B-8686 [1] FITTING-GREASE (1/8-27 PTF)  
18. 4W-4536 I [2] HOSE AS  
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
 

#SEBP15100109
 

7W-7214: GUARD GP-BELT

7W-7214 GUARD GP-BELT -FAN
Type 2
AN ATTACHMENT
i00415316 SEBP1510
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Parts for your G3512 GAS ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3B-8686 [1] FITTING-GREASE (1/8-27 PTF)  
2. 4B-4550 [1] FITTING-PRESSURE RELIEF (1/8-27 PTF)  
3. 7C-0551 C [1] PLATE AS  
4. 7C-1461 C [1] GUARD AS  
  4K-9097 [8] NUT-WELD (5/16-18-THD)  
5. 7C-1464 C [1] GUARD (LH)  
6. 7C-1465 C [1] GUARD AS (RH)  
  4K-9097 [1] NUT-WELD (5/16-18-THD)  
7. 7W-7216 [2] BRACKET AS  
    (EACH INCLUDES)
  4K-9097 [2] NUT-WELD (5/16-18-THD)  
8. 7W-7218 [1] BRACKET AS  
  4K-9097 [4] NUT-WELD (5/16-18-THD)  
9. 0S-0509 [2] BOLT (3/8-16X0.75-IN)  
10. 0S-1621 [4] BOLT (1/2-13X1-IN)  
11. 2A-4639 C [2] BOLT (3/8-16X1.625-IN)  
12. 2H-3755 C [15] BOLT (5/16-18X0.43-IN)  
13. 3B-8822 [2] ELBOW  
14. 5P-1075 C [4] WASHER-HARD (10.2X22.5X3-MM THK)  
15. 5P-1076 [4] WASHER-HARD (13.5X30X4-MM THK)  
16. 5P-4116 C [15] WASHER-HARD (8.8X20.5X2-MM THK)  
17. 8L-6557 C [2] CONNECTOR  
18. 3N-4622 CI [2] HOSE AS  
  C   CHANGE FROM PREVIOUS TYPE
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
 

Information:

Engine News
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
Lower Front Gear Group
3500 NATURAL GAS ENGINES
Upper Front Gear Groups
3500 NATURAL GAS ENGINES
Rear Gear Group
3500 NATURAL GAS ENGINES
Gear Group (Front)
3500 Spark Ignited Engines
Gear Group (Front)
3500 Spark Ignited Engines
Gear Group (Rear)
3500 Spark Ignited 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 Gear Train and Gear Shafts on Engines {0679, 1151, 1162, 1206}
Reuse and Salvage for Gear Train and Gear Shafts on Engines {0679, 1151, 1162, 1206}
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
Disassembly and Assembly
Front Drive Housing
3500 NATURAL GAS ENGINES
Rear Gear Group
3500 NATURAL GAS ENGINES
Crankshaft Front Seal & Wear Sleeve
3512 & 3516 SPARK IGNITED ENGINES
Front Drive Housing
3512 & 3516 SPARK IGNITED ENGINES
Rear Gear Group
3512 & 3516 SPARK IGNITED ENGINES
Service Magazine

Caterpillar Parts SIS Catalog G3512 :

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