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3N2684 FRONT ACCESSORY DRIVE GROUP-PART 1 OF 2 SAE STANDARD ENGINE ROTATION D379B GEN SET ENGINE


BASIC ENGINE
DRIVE GP-ACCESSORY
BALANCER GP
DRIVE GP-ACCESSORY
COUPLING GP
PAN GP-OIL
FLYWHEEL GP

GEN SET ENGINE D379B GEN SET ENGINE 34Z
 D379B GENERATOR SET ENGINE 34Z00001-UP SEBP1289 D379B 34Z   (1980)

BASIC ENGINE

DRIVE GP-ACCESSORY
DRIVE GP-FRONT ACCESSORY
3N-2684 DRIVE GP-FRONT ACCESSORY
DRIVE GP-FRONT ACCESSORY
3N-2684 DRIVE GP-FRONT ACCESSORY
DRIVE GP-FRONT ACCESSORY
3N-2683 DRIVE GP-FRONT ACCESSORY
DRIVE GP-FRONT ACCESSORY
3N-2683 DRIVE GP-FRONT ACCESSORY
DRIVE GP-FRONT ACCESSORY
3N-2683 DRIVE GP-FRONT ACCESSORY
COVER GP-ACCESSORY DRIVE
5N-3374 COVER GP-ACCESSORY DRIVE
 

#SEBP12890030
 

3N-2684: DRIVE GP-FRONT ACCESSORY

3N2684 FRONT ACCESSORY DRIVE GROUP-PART 1 OF 2
SAE STANDARD ENGINE ROTATION
c229410 SEBP1289
3N2684 DRIVE GP-FRONT ACCESSORY Parts scheme
  For full view, you need register

Parts for your D379B GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1A-2029 [4] BOLT  
2. 3B-4506 [30] LOCKWASHER  
3. 6L-2062 [1] HOUSING  
4. 4L-3748 [1] RETAINER ASSEM.  
    (Includes)
  5B-9318 [1] BALL  
  5L-2660 [1] BEARING  
  5H-6012 [1] SEAL  
5. 4L-3437 [5] GASKET  
6. 4L-3431 [1] COVER  
7. 4L-3375 [1] GASKET  
8. 1F-7603 [1] SCREW  
  5N-4687 C [1] GASKET 16 mm(.640 in.)I.D.  
9. 5N-4688 C [1] GASKET 13 mm(.520 in.)I.D.  
10. 3N-8584 [1] TUBE ASSEM.  
    (Includes)
  1F-7604 [1] FERRULE  
11. 8N-1365 C [1] GEAR (32 teeth)  
12. 1D-4574 [8] BOLT  
13. 3B-4508 [12] LOCKWASHER  
14. 8L-8570 [4] COVER  
15. 3B-1915 [8] BOLT (1.375 in.)long  
16. 0S-0509 [16] BOLT (.75 in.)long  
17. 5L-5840 [4] WASHER (seal)  
  5M-2894 [4] WASHER (steel)  
18. 1D-4572 [4] BOLT  
19. 0S-1588 [6] BOLT  
  1A-4784 [6] WASHER  
  C   INDICATES CHANGE
 

#SEBP12890031
 

3N-2684: DRIVE GP-FRONT ACCESSORY

3N2684 FRONT ACCESSORY DRIVE GROUP-PART 2 OF 1
SAE STANDARD ENGINE ROTATION
c229411 SEBP1289
3N2684 DRIVE GP-FRONT ACCESSORY Parts scheme
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Parts for your D379B GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6F-7030 [6] BOLT  
  4L-3759 [3] LOCK  
2. 8N-1359 C [1] GEAR (25 teeth)  
3. 3N-8587 [1] TUBE ASSEM.  
4. 2N-9892 [1] PLATE  
5. 4N-4169 [2] STUD  
  2R-0504 [2] NUT  
6. 5N-4185 [2] WASHER  
7. 0S-1621 [5] BOLT  
8. 3H-7654 [10] WASHER  
9. 4L-3728 [1] SHAFT ASSEM.  
10. 0S-1587 [2] BOLT  
11. 4L-3392 [1] GASKET (to block)  
12. 0S-1585 [5] BOLT  
13. 3B-4508 [2] LOCKWASHER  
14. 5L-5665 [1] COVER  
15. 5B-2026 [1] PLUG  
  5B-5689 [1] GASKET  
16. 0S-1594 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
17. 5L-7291 [1] BLOCK  
  4L-3375 [1] GASKET  
18. 1B-2790 [4] BOLT  
19. 3B-4505 [4] LOCKWASHER  
20. 6L-2069 [1] GASKET (plate to housing)  
21. 4L-3407 [1] GEAR ASSEM. (71 teeth)  
    (Includes)
  5L-9143 [2] BEARING  
22. 6L-4783 [2] BOLT  
  9S-5282 [2] WASHER  
23. 4L-3413 [1] WASHER  
24. 6H-1717 [2] BOLT  
  4L-8767 [1] LOCK  
  C   INDICATES CHANGE
 

#SEBP12890032
 

3N-2683: DRIVE GP-FRONT ACCESSORY

3N2683 FRONT ACCESSORY DRIVE GROUP-PART 01 OF 03
SAE STANDARD ENGINE ROTATION
AN ATTACHMENT
c229400 SEBP1289
3N2683 DRIVE GP-FRONT ACCESSORY Parts scheme
  For full view, you need register

Parts for your D379B GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1A-2029 C [4] BOLT  
2. 3B-4506 [16] LOCKWASHER  
3. 4L-3748 [1] RETAINER ASSEM.  
  5B-9318 [1] BALL  
  5L-2660 [1] BEARING  
4. 4L-3437 [3] GASKET  
5. 1D-4572 [4] BOLT  
6. 3B-4508 [12] LOCKWASHER  
7. 6L-2062 [1] HOUSING  
8. 8L-8570 [2] COVER  
9. 0S-0509 [6] BOLT  
10. 1F-7603 [2] SCREW  
  5N-4687 C [2] GASKET  
11. 3N-8584 [1] TUBE ASSEM.  
12. 1F-7604 [1] FERRULE  
13. 5N-4688 C [2] GASKET  
14. 4N-4169 [2] STUD  
15. 2R-0504 [4] NUT  
  5N-4185 [4] WASHER  
16. 4L-3375 [2] GASKET  
17. 5H-6012 [1] SEAL  
18. 4L-3431 [1] COVER  
19. 3N-8585 [1] TUBE ASSEM.  
20. 1F-7604 [1] FERRULE  
21. 4L-7547 [2] STUD  
22. 1D-4574 [8] BOLT  
23. 0S-1588 C [6] BOLT  
  1A-4784 C [6] WASHER  
  C   INDICATES CHANGE
 

#SEBP12890033
 

3N-2683: DRIVE GP-FRONT ACCESSORY

3N2683 FRONT ACCESSORY DRIVE GROUP-PART 02 OF 03
SAE STANDARD ENGINE ROTATION
AN ATTACHMENT
c229401 SEBP1289
3N2683 DRIVE GP-FRONT ACCESSORY Parts scheme
  For full view, you need register

Parts for your D379B GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8N-1359 C [1] GEAR (25 teeth)  
2. 6F-7030 [6] BOLT  
  4L-3759 [3] LOCK  
3. 0S-1621 [14] BOLT  
4. 3H-7654 [16] WASHER  
5. 6L-4783 [4] BOLT  
6. 9S-5282 [4] WASHER  
7. 4L-3728 [1] SHAFT ASSEM.  
    (Includes)
  2H-5558 [1] DOWEL  
8. 0S-1587 [2] BOLT  
9. 3N-8589 [1] TUBE ASSEM.  
10. 7M-7260 LIQUID GASKET  
11. 1B-2790 [2] BOLT  
  3B-4505 [2] LOCKWASHER  
12. 3N-1271 [2] SHAFT ASSEM.  
    (Each Includes)
  2H-5558 [1] DOWEL  
13. 0S-0509 [2] BOLT  
14. 5L-5840 [4] WASHER (sealing)  
15. 5M-2894 [4] WASHER (steel)  
16. 3B-1915 [4] BOLT  
17. 3B-4506 [8] LOCKWASHER  
18. 0S-1594 [3] BOLT  
19. 0S-1571 [4] BOLT  
20. 1A-2029 [1] BOLT  
21. 8M-3175 [2] WASHER  
22. 4L-3407 [1] GEAR ASSEM. (71 teeth)  
    (Includes)
  5L-9143 [2] BEARING  
  C   INDICATES CHANGE
 

#SEBP12890034
 

3N-2683: DRIVE GP-FRONT ACCESSORY

3N2683 FRONT ACCESSORY DRIVE GROUP-PART 03 OF 03
SAE STANDARD ENGINE ROTATION
AN ATTACHMENT
c514378 SEBP1289
3N2683 DRIVE GP-FRONT ACCESSORY Parts scheme
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Parts for your D379B GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6H-1717 [2] BOLT  
2. 4L-8767 [1] LOCK-NUT  
3. 4L-3413 [1] WASHER-THRUST  
4. 0S-1585 [5] BOLT  
5. 3H-7654 [5] WASHER  
6. 4L-3405 [1] GEAR AS-IDLER (35 TEETH)  
  5N-6159 [2] BEARING AS  
7. 4L-3404 [2] WASHER-THRUST  
8. 0L-1351 [4] BOLT  
  0L-1477 [2] LOCK-SCREW  
9. 4L-3406 [1] GEAR AS-IDLER (40 TEETH)  
  5N-6159 [2] BEARING AS  
10. 2N-9892 [1] PLATE-FRONT ACCESSORY DRIVE  
  4L-3392 [1] GASKET-FRONT ACCESSORY DRIVE  
11. 6L-2069 [1] GASKET-FRONT ACCESSORY DRIVE  
12. 1W-9280 C [1] GEAR-DRIVE (32 TEETH)  
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP12890035
 

4L-8787: BALANCER GP

4L8787 BALANCER GROUP
c229884 SEBP1289
4L8787 BALANCER GP Parts scheme
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Parts for your D379B GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  4L-7839 [1] GEAR ASSEM.  
    (24 TEETH-REAR)
  4L-7827 [1] RETAINER  
  0S-1594 C [2] BOLT  
  9M-1367 [1] LOCK  
  3L-0526 [12] BOLT  
  3B-4507 [12] LOCKWASHER  
  4L-3732 [1] COVER  
  4L-7839 [1] GEAR ASSEM.  
    (24 TEETH-STANDARD ROTATION-FRONT)
  6L-7967 [1] BEARING  
    (PART OF GEAR ASSEM. 4L7839)
  5L-2108 [1] WASHER  
  5L-2108 [1] WASHER  
  [1] BEARING  
    (PART OF GEAR ASSEM. 4L7839)
  0S-1594 C [2] BOLT  
  9M-1367 [1] LOCK  
  4L-7827 [1] RETAINER  
  7L-2607 [1] SHIELD  
  C   INDICATES CHANGE
 

#SEBP12890036
 

5N-3374: COVER GP-ACCESSORY DRIVE

5N3374 COVER GROUP-FRONT ACCESSORY DRIVE
{FOR USE WITH 3N2683 FRONT ACCESSORY DRIVE}
AN ATTACHMENT
c161193 SEBP1289
5N3374 COVER GP-ACCESSORY DRIVE Parts scheme
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Parts for your D379B GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8L-8570 [2] COVER  
  4L-3437 [2] GASKET  
2. 0S-0509 [4] BOLT 190.50 mm(.75 in.) long  
3. 3B-4506 [12] LOCKWASHER  
4. 3B-1915 [3] BOLT 34.93 mm(1.375 in.) long  
 

#SEBP12890037
 

3N-5765: GUARD GP-COUPLING

3N5765 GUARD GP-FLYWHEEL COUPLING
AN ATTACHMENT
c326047 SEBP1289
3N5765 GUARD GP-COUPLING Parts scheme
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Parts for your D379B GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5N-4817 C [1] GUARD AS-COUPLING  
2. 0S-1594 [4] BOLT  
  2N-3385 [4] NUT-CLIP  
  3B-4506 [4] LOCKWASHER  
  3L-9689 C [4] WASHER  
3. 1V-0623 [2] PLATE  
4. 0S-1621 C [10] BOLT  
5. 3B-4508 [10] LOCKWASHER  
  4B-4280 [10] WASHER  
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP12890038
 

5N-9216: LINES GP-DRAIN

5N9216 DRAIN LINES GROUP
PROVIDES EQUIPMENT TO RELOCATE ENGINE OIL PAN DRAIN POINT TO A
MORE ACCESSIBLE LOCATION. AN ATTACHMENT
c575058 SEBP1289
5N9216 LINES GP-DRAIN Parts scheme
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Parts for your D379B GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2D-4080 [1] ELBOW-STREET  
2. 1J-0809 [2] STEM-HOSE  
3. 5P-4868 [2] CLAMP  
4. 9X-6138 [1] PLUG-PIPE  
5. 4D-6577 [2] CLAMP  
6. 0S-1594 [2] BOLT  
7. 5M-2894 [2] WASHER  
8. 7V-8984 [2] BOSS  
9. 5P-1293 E HOSE 365CM(14.4 IN.)  
10. 3B-7296 [1] NIPPLE-CLOSE  
11. 5N-9232 [1] VALVE  
  E   ORDER BY THE CENTIMETER
 

#SEBP12890039
 

5L-1955: FLYWHEEL GP

5L1955 FLYWHEEL GROUP
c138084 SEBP1289
5L1955 FLYWHEEL GP Parts scheme
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Parts for your D379B GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  1N-5742 [1] GEAR (183 TEETH)  
    (PART OF FLYWHEEL ASSEM. 1N5748)
  5L-6745 [1] POINTER  
    (TIMING)
  0S-1596 C [10] BOLT  
  4M-6953 C [10] WASHER  
  1N-5748 C [1] FLYWHEEL ASSEM.  
  C   INDICATES CHANGE
 

Information:

Specifications
Front Accessory Drive
D379B, D398B, D399 GENERATOR SET ENGINES
Disassembly and Assembly
Accessory Drive Housing
D379B, D398B & D399 GENRERATOR SET ENGINES
Accessory Drive Gears
D379B, D398B & D399 GENRERATOR SET ENGINES

Caterpillar Parts SIS Catalog D379B :

CYLINDER HEAD GP
5N-8320 CYLINDER HEAD GP
CYLINDER HEAD GP
5N-8882 CYLINDER HEAD GP
CYLINDER HEAD GP
3N-2680 CYLINDER HEAD GP
CYLINDER HEAD GP
3N-2680 CYLINDER HEAD GP
CYLINDER HEAD GP
3N-2680 CYLINDER HEAD GP
CYLINDER HEAD GP
3N-2680 CYLINDER HEAD GP
CYLINDER HEAD GP
3N-2680 CYLINDER HEAD GP
CYLINDER HEAD GP
3N-2680 CYLINDER HEAD GP
DRIVE GP-FRONT ACCESSORY
3N-2684 DRIVE GP-FRONT ACCESSORY
DRIVE GP-FRONT ACCESSORY
3N-2683 DRIVE GP-FRONT ACCESSORY
DRIVE GP-FRONT ACCESSORY
3N-2683 DRIVE GP-FRONT ACCESSORY
DRIVE GP-FRONT ACCESSORY
3N-2683 DRIVE GP-FRONT ACCESSORY
BALANCER GP
4L-8787 BALANCER GP
COVER GP-ACCESSORY DRIVE
5N-3374 COVER GP-ACCESSORY DRIVE
GUARD GP-COUPLING
3N-5765 GUARD GP-COUPLING
LINES GP-DRAIN
5N-9216 LINES GP-DRAIN

Truck sale:

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