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7N8599 FUEL PRIMING PUMP GROUP ALSO PART OF 5N5122 FUEL FILTER AND PRIMING PUMP GROUP SHOWN ON PAGE 125 D379B


FUEL SYSTEM
PUMP GP-FUEL PRIMING
FILTER GP-FUEL
MISCELLANEOUS INFORMATION
FILTER GP-FUEL
FUEL AR-HEAVY DISTILLATE
FILTER GP-FUEL
PUMP GP-FUEL PRIMING


FUEL SYSTEM

PUMP GP-FUEL PRIMING
 

#SEBP12890270
 

7N-8599: PUMP GP-FUEL PRIMING

7N8599 FUEL PRIMING PUMP GROUP
ALSO PART OF 5N5122 FUEL FILTER AND PRIMING PUMP GROUP SHOWN ON PAGE 125
c228358 SEBP1289
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Parts for your D379B GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6N-6804 [1] PUMP ASSEM.  
    (Includes)
  3K-8428 [1] PIN  
  1F-2936 [1] SEAL  
2. 7B-2742 [1] BOLT  
3. 5P-0537 [1] WASHER  
4. 1P-0436 [1] GASKET  
5. 9M-1974 [1] WASHER  
6. 1B-7182 [1] BOLT  
    THE FOLLOWING REPAIR KIT IS AVAILABLE:
  8N-6287 C [1] KIT (knob)  
    (Includes knobs, pin, cover, spring & washers)
  C   INDICATES CHANGE
 

#SEBP12890271
 

7N-8853: FILTER GP-FUEL

7N8853 FUEL FILTER GROUP
c229877 SEBP1289
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Parts for your D379B GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7N-3660 [1] ADAPTER  
  7H-3171 [1] PLUG  
2. 2B-0858 [1] PLUG  
3. 7K-1517 [1] ELBOW  
4. 7K-0498 [1] ELBOW  
5. 3N-3429 [1] TUBE ASSEM.  
6. 3N-3428 [1] TUBE ASSEM.  
7. 0L-1351 [1] BOLT  
8. 1D-4717 [7] NUT  
9. 5M-2894 [20] WASHER  
    (use as required)
10. 8S-3215 [1] CLAMP  
11. 3N-7008 [1] TAG  
12. 5K-9238 [2] CONNECTOR  
13. 3N-6935 [1] VALVE  
14. 3N-6938 [1] GAUGE  
15. 1A-2029 [8] BOLT  
16. 2N-3301 [1] COVER  
  2N-3294 [1] GASKET  
17. 5M-6213 [3] PLUG  
18. 3J-5389 [5] PLUG  
19. 2H-3708 [1] BOLT  
20. 9M-1974 [10] WASHER  
21. 0L-1351 [2] BOLT  
22. 7N-3725 [2] BRACKET  
23. 1D-4539 [1] BOLT  
  1D-4716 [1] NUT  
  6D-4972 [3] SPACER  
24. 7N-3723 [1] CLAMP  
25. 0S-1594 [2] BOLT  
26. 9L-1321 [4] STUD  
27. 2N-3816 [2] BRACKET  
28. 3N-6366 [1] HOUSING ASSEM.  
29. 4H-8792 [4] ELEMENT ASSEM.  
30. 2N-3299 [1] COVER ASSEM.  
    (Includes)
  4B-4423 [1] RIVET  
31. 2A-3696 [1] PLUG  
32. 2J-4045 [1] SPRING  
33. 2N-3295 [1] GASKET  
34. 1S-7106 [1] COVER  
  1S-7107 [1] GASKET  
35. 2B-2695 [2] BOLT  
36. 2H-3738 [5] BOLT  
37. 2N-3296 [1] GASKET  
38. 2N-5104 [1] CLAMP  
39. 1S-3267 [1] PLUNGER ASSEM.  
  5N-5337 C [1] SPRING  
40. 0S-1571 [2] BOLT  
  C   INDICATES CHANGE
 

#SEBP12890272
 

5N-5121: BODY AS-VALVE

5N5121 VALVE BODY ASSEMBLY
PART OF 5N5122 FUEL FILTER AND PRIMING PUMP GROUP SHOWN ON PAGE 125
c223635 SEBP1289
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Parts for your D379B GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9S-8006 [1] PLUG  
2. 2M-9780 [1] SEAL  
3. 2B-2695 [2] BOLT  
4. 9M-1974 [4] WASHER  
5. 1S-7106 [1] COVER  
  1S-7107 [1] GASKET  
6. 5N-5337 [1] SPRING  
7. 2B-0858 [1] PLUG  
8. 1D-4540 [1] BOLT  
9. 1B-2790 [1] BOLT  
10. 5M-6213 [1] PLUG  
11. 5N-5120 [1] ADAPTER  
12. 3N-6497 [1] BODY ASSEM.  
    (Includes)
13. 2H-7689 [1] DOWEL  
14. 3N-1427 [1] BOOT  
15. 4B-9880 [1] BALL  
16. 2S-3992 [1] SPRING  
17. 0S-1594 [1] BOLT  
  1B-2578 [1] NUT  
18. 3N-1353 [1] ROD  
19. 2M-8191 [1] RING  
20. 3N-1361 [1] VALVE  
21. 6H-1810 [1] DOWEL  
22. 2M-4453 [1] SEAL  
23. 3N-1348 [1] GASKET  
24. 7H-3171 [1] PLUG  
25. 1S-3267 [1] PLUNGER ASSEM.  
 

#SEBP12890273
 

5N-5122: PUMP GP-FUEL PRM & PRIM FILTER

5N5122 FUEL FILTER AND PRIMING PUMP GROUP-PART 1
PART OF 3N9388 FUEL FILTER SYSTEM ARRANGEMENT LISTED ON PAGE 121
AN ATTACHMENT
c515310 SEBP1289
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Parts for your D379B GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3N-1360 [1] HOUSING AS-FUEL FLTR  
2. 4D-9376 [2] BOSS  
3. 8M-1911 [1] DOWEL  
4. 1B-1804 [1] FITTING-OUTLET  
5. 5K-9245 [1] CONNECTOR-FLARED  
6. 3J-5389 [2] PLUG  
7. 5B-8979 [1] TEE-PIPE  
8. 3B-7881 [1] NIPPLE  
9. 3B-6553 [1] ELBOW  
10. 3B-7738 [1] NIPPLE  
11. 3N-1920 [1] GAUGE-SIGHT  
  3N-9294 [1] BRACKET  
12. 3N-9295 [1] PLATE-INSTRUCTION  
  3N-9310 [1] PLATE-INSTRUCTION  
13. 4B-3903 [1] BOLT  
14. 9M-1974 [2] WASHER  
15. 0S-0509 [2] BOLT  
16. 5M-2894 [3] WASHER  
17. 9S-7715 [1] ELBOW-FLARED  
18. 7M-0706 [1] KNOB  
  1B-4203 [1] NUT-FULL  
  8S-3157 [2] PIN-SPRING  
  044-6200 [3] WASHER  
  5K-3918 [1] SPRING  
19. 1S-1830 [2] VALVE AS-NEEDLE  
20. 1L-0171 [1] CLAMP  
21. 4F-4879 [1] BOLT  
22. 3N-6079 [1] TUBE AS  
23. 3N-6080 [1] TUBE AS  
24. 5K-9244 [2] ELBOW-FLARED  
25. 8B-6021 [1] ADAPTER  
26. 5K-9246 [2] CONNECTOR-FLARED  
27. 3N-6935 [1] VALVE-CHECK  
 

#SEBP12890274
 

5N-5122: PUMP GP-FUEL PRM & PRIM FILTER

5N5122 FUEL FILTER AND PRIMING PUMP GROUP-PART 2
PART OF 3N9388 FUEL FILTER SYSTEM ARRANGEMENT LISTED ON PAGE 121
7N8599 PUMP AND 5N5121 VALVE BODY APRTS ARE SHOWN ON PAGES 121 & 123
AN ATTACHMENT
c516038 SEBP1289
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Parts for your D379B GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2N-3299 [2] COVER AS  
  4B-4423 [1] RIVET-HEAD  
2. 2J-4045 [1] SPRING  
3. 2A-3696 [1] PLUG-CUP  
4. 2N-3295 [2] GASKET  
5. 1R-0724 [7] ELEMENT AS-FUEL  
6. 1D-4541 [1] BOLT  
7. 9M-1974 [4] WASHER  
8. 5N-5121 Y [1] BODY AS-VALVE  
9. 1D-4539 [3] BOLT  
10. 7N-8599 Y [1] PUMP GP-FUEL PRIMING  
11. 7N-3723 [1] CLAMP  
12. 6D-4972 [3] SPACER  
13. 1D-4716 [1] NUT-FULL  
14. 0S-0509 [2] BOLT  
15. 5N-5119 [2] BRACKET  
16. 3N-8842 [2] FILM-FILTER WARNING  
  3N-9308 [2] FILM-WARNING  
17. 2N-3816 [1] BRACKET-HOUSING  
18. 0S-1594 [2] BOLT  
19. 3N-1347 [1] GASKET  
20. 1D-4717 [4] NUT  
21. 5M-6213 [2] PLUG  
22. 1A-2029 [8] BOLT  
23. 6H-8542 [2] PLUG  
  2A-1913 [2] GASKET-PLUG  
24. 8M-2483 [2] SPRING  
  8M-0874 [2] PLUNGER AS-VALVE  
25. 0L-1351 [2] BOLT  
26. 5M-2894 [18] WASHER  
27. 3N-1350 [1] BRACKET-HOUSING  
28. 9L-1321 [4] STUD-TAPERLOCK  
  Y   SEPARATE ILLUSTRATION
 

#SEBP12890275
 

3N-3511: FUEL AR-HEAVY DISTILLATE

3N3511 HEAVY DISTILLATE FUEL ARRANGEMENT-PART 1 OF 3
NOTE:FOR USE WITHOUT SURGE TANK-CANNOT BE USED WITH 2W1623,
2W2368 OR 2W2369 INSTRUMENT PANEL GROUPS. AN ATTACHMENT
SEBP12890275 SEBP1289
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Parts for your D379B GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
   
   
   
  2H-5864 Y [1] VENT TRAP GROUP  
  2N-2048 Y [4] FILTER GROUP  
  4L-8232 Y [1] FUEL PRIMING PUMP ASSEMBLY  
  8H-5137 [1] SEALING COMPOUND  
  [1] PRINT OF PRECONDITIONING INSTRUCTIONS  
  [1] PRINT OF INSTALLATION DRAWING  
  2N-3240 [1] BRACKET ASSEMBLY--VENT TRAP TO FUEL  
    REGULATOR HOUSING
  7F-1866 [2] BOLT--BRACKET BAND TO VENT TRAP  
  5M-2894 [2] WASHER--BRACKET BAND TO VENT TRAP  
  1D-4717 [2] NUT--BRACKET BAND TO VENT TRAP  
  6L-9536 [1] HOUSING--FUEL REGULATOR  
  4L-8215 [1] GASKET--BYPASS COVER  
  5L-3252 [1] COVER--BYPASS R.H. SIDE OF REGULATOR  
    HOUSING
  0S-1594 [2] BOLT--BYPASS COVER TO REGULATOR HOUSING  
  5M-2894 [2] WASHER--BYPASS COVER TO REGULATOR HSG.  
  4L-6773 [1] SPRING--BYPASS COVER TO PLUNGER  
  1S-3267 [1] PLUNGER ASSEMBLY--BYPASS  
  1H-3933 [2] WINDOW--BLEEDER VALVE  
  2A-3885 [1] GASKET--BLEEDER VALVE  
  6L-9535 [1] SEAT--BLEEDER VALVE  
  6L-9538 [1] NEEDLE ASSEMBLY  
  5F-9144 [1] SEAL--NEEDLE ASSEMBLY  
  5M-6214 [1] PLUG--FRONT  
  3J-5389 [1] PLUG--FRONT  
  3B-7722 [1] BUSHING--TOP AND REAR  
  3N-3499 [1] TUBE--BLEED OVERFLOW  
  5L-2904 [1] GASKET--FUEL REGULATOR HOUSING TO COVER  
  6L-9537 [1] COVER--FUEL REGULATOR HOUSING BOTTOM  
  3N-3496 [1] BRACKET ASSEMBLY-FUEL REGULATOR MOUNTING  
  1C-2251 [3] BOLT-HOUSING-R.S. AND FRONT CENTER  
  0S-1571 [1] BOLT-HOUSING-CENTER REAR  
  1D-4717 [6] NUT--HOUSING  
  5M-2894 [6] WASHER-HOUSING  
  0S-1594 [4] BOLT-FUEL REGULATOR BRACKET TO BRACKET  
  2N-3816 [2] BRACKET-FUEL FILTER HOUSING  
  9L-1321 [4] STUD-FUEL FILTER HOUSING  
  5M-2894 [8] WASHER-BRACKET  
  [8] NUT  
  8B-2664 [1] BUSHING-REDUCING-VENT TRAP BOTTOM  
  4M-0857 [1] FITTING-VENT TRAP BOTTOM  
  Y   SEPARATE ILLUSTRATION
 

#SEBP12890276
 

3N-3511: FUEL AR-HEAVY DISTILLATE

3N3511 HEAVY DISTILLATE FUEL ARRANGEMENT-PART 2 OF 3
NOTE:FOR USE WITHOUT SURGE TANK-CANNOT BE USED WITH 2W1623,2W2368 OR
2W2369 INSTRUMENT PANEL GROUPS. AN ATTACHMENT.
SEBP12890276 SEBP1289
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Parts for your D379B GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
   
   
   
  3N-3500 [1] TUBE-VENT TRAP WATER  
  4M-0857 [1] FITTING-ENGINE WATER MANIFOLD  
  2N-2076 [1] PLATE-INJECTION PUMP HOUSING  
  4L-8132 [1] GASKET-INJECTION PUMP PLATE  
  6B-7639 [1] SERVICE TEE-INJECTION PUMP PLATE  
  3B-7721 [1] BUSHING-SERVICE TEE TOP  
  5B-3428 [2] WASHER-PRIMING PUMP BRACKET TO RAIL  
  4L-8546 [2] VALVE-CHECK PRIMING PUMP TOP & TEE FRONT  
  8L-5294 [2] ADAPTER-PIPE-VALVE TO TUBE FITTING  
  2B-3470 [1] NIPPLE-BYPASS COVER REAR  
  8B-6127 [3] CLIP  
  9M-7649 [1] BRACKET  
  7B-1597 [2] CLIP  
  3D-2023 [10] GROMMET  
  1S-9886 [2] CLIP  
  3H-5264 [2] CLIP  
  8B-8563 [2] SPACER  
  8S-3215 [4] CLAMP  
  2S-2176 [4] CLIP  
  6K-0344 [4] CLAMP  
  0S-1590 [2] BOLT  
  4B-4278 [2] WASHER-HOUSING  
  7H-7954 [3] BOLT-HOUSING-LEFT SIDE  
  1P-3861 [1] CONNECTOR-FUEL GAUGE TUBE TO HOSE  
  3D-8093 [1] NUT-FUEL GAUGE TUBE TO HOSE  
  3D-8094 [1] SLEEVE-FUEL GAUGE TUBE TO HOSE  
  5P-5877 [1] CONNECTOR-FUEL REGULATOR HOUSING-REAR  
  4K-1456 [1] NUT-FUEL REGULATOR HOUSING-REAR  
  4K-1457 [1] SLEEVE-FUEL REGULATOR HOUSING-REAR  
  1P-3862 [1] ELBOW-SERVICE TEE TOP TO GAUGE  
  3D-8093 [1] NUT-SERVICE TEE TOP TO GAUGE  
  3D-8094 [1] SLEEVE-SERVICE TEE TOP TO GAUGE  
  5P-6072 [1] ELBOW-TOP-BLEED OVERFLOW  
  3D-8087 [1] NUT-ROP-BLEED OVERFLWO  
  3D-8088 [1] SLEEVE-TOP-BLEED OVERFLOW  
  2N-5895 [1] TUBE-FUEL PRESSURE GAUGE R.H.  
  2N-5896 [1] TUBE-FUEL PRESSURE GAUGE L.H.  
  1Y-0263 [1] COUPLING-REDUCING REAR VENT TRAP NIPPLE  
 

#SEBP12890277
 

3N-3511: FUEL AR-HEAVY DISTILLATE

3N3511 HEAVY DISTILLATE FUEL ARRANGEMENT-PART 3 OF 3
NOTE:FOR USE WITHOUT SURGE TANK-CANNOT BE USED WITH 2W1623,
2W2368 OR 2W2369 INSTRUMENT PANEL GROUPS. AN ATTACHMENT.
SEBP12890277 SEBP1289
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Parts for your D379B GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
   
   
   
  4K-4194 [1] FITTING-SERVICE TEE SIDE  
  3N-3509 [1] TUBE-VENT TRAP TO INJECTION PUMP PLATE  
  3B-8404 [1] CLIP--VENT TRAP TO INJECTION PUMP TUBE  
  7B-1598 [1] CLIP-VENT TRAP TO INJECTION PUMP TUBE  
  1L-4757 [1] FLANGE-INJECTION PUMP BLEED  
  4L-8144 [1] GASKET-INJECTION PUMP BLEED FLANGE  
  1A-2029 [2] BOLT-INJECTION PUMP BLEED FLANGE  
  5M-2894 [2] WASHER-INJECTION PUMP BLEED FLANGE  
  3B-7722 [2] BUSHING-REDUCING-INJECTION PUMP BLEED  
    FLANGE AND REGULATOR HOUSING
  3N-3510 [1] TUBE-INJECTION PUMP BLEED  
  8B-6127 [2] CLIP--INJECTION PUMP BLEED TUBE  
  2R-6876 [1] VALVE-3 WAY-COMMON PORT TO FORWARD  
    VENT TRAP NIPPLE
  3N-3505 [1] TUBE-TRANSFER PUMP TO REGULATOR HOUSING  
  2B-3243 [6] CLIP  
  6L-4590 [1] LEVE-PRIMING PUMP OPERATING  
  4B-3574 [1] SET SCREW-PRIMING PUMP OPERATING LEVER  
  7L-0270 [1] BRACKET  
  1A-2209 [4] BOLT-PRIMING PUMP TO BRACKET  
  5M-2894 [4] WASHER-PRIMING PUMP TO BRACKET  
  1B-4203 [4] NUT-PRIMING PUMP TO BRACKET  
  2A-1538 [2] BOLT-BRACKET TO L.H. SUPPORT RAIL  
  5P-8248 [2] WASHER-BRACKET TO L.H. SUPPORT RAIL  
  1B-4331 [2] NUT-BRACKET TO L.H. SUPPORT RAIL  
  3B-7280 [1] NIPPLE-PRIMING PUMP BOTTOM  
  6F-0496 [1] TEE-CUSTOMERS FUEL INLET CONNECTION  
  8B-2664 [2] BUSHING-TEE AND PRIMING PUMP TOP  
  3N-3507 [1] TUBE-PRIMING PUMP BOTTOM TO TRANSFER  
    PUMP TOP
  3N-3506 [1] TUBE-PRIMING PUMP TOP TO TRANSFER PUMP  
    BOTTOM
  3B-6495 [1] ELBOW-FUEL REGULATOR HOUSING-REAR  
  5P-6072 [2] ELBOW-INJECTION PUMP BLEED TUBE  
  3D-8087 [2] NUT-INJECTION PUMP BLEED TUBE  
  3D-8088 [2] SLEEVE-INJECTION PUMP BLEED TUBE  
  5P-5718 [2] ELBOW-TEE AND PRIMING PUMP TOP  
  4K-1456 [2] NUT-TEE AND PRIMING PUMP TOP  
  4K-1457 [2] SLEEVE-TEE AND PRIMING PUMP TOP  
  030-7765 [1] NIPPLE-FUEL REGULATOR HOUSING-REAR  
  5P-8188 [1] TEE TRANSFER-TRANSFER PUMP OUTLET-BOTTOM  
 

#SEBP12890278
 

2N-2048: FILTER GP-FUEL

2N2048 CRUDE FUEL FILTER GROUP
PART OF 3N3511 HEAVY DISTILLATE FUEL ARRANGEMENT
LISTED ON PAGE 126
c112510 SEBP1289
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Parts for your D379B GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2A-1927 [1] VALVE ASSEM.  
  2A-5779 [1] SEAT  
2. 0L-1213 [1] GASKET  
3. 3B-6496 [2] ELBOW  
4. 2H-7254 [2] ELEMENT  
5. 2N-2045 [1] HOUSING ASSEM.  
6. 5F-1678 [2] SEAL  
7. 3H-1778 [1] GASKET  
8. 3B-7744 [4] NIPPLE  
9. 0L-1351 [4] BOLT  
  1D-4717 [4] NUT  
  3B-4506 [4] LOCKWASHER  
10. 2N-2046 [3] COUPLING ASSEM.  
11. 2N-2047 [6] PIPE  
12. 2H-5869 [3] COCK  
13. 5B-8979 [3] TEE  
  3J-5389 BF [3] PLUG  
  B   USE AS REQUIRED
  F   NOT SHOWN
 

#SEBP12890279
 

4L-8232: PUMP AS-FUEL PRIMING

4L8232 PUMP ASSEMBLY
PART OF 3N3511 HEAVY DISTILLATE FUEL ARRANGEMENT
LISTED ON PAGES 126
c109948 SEBP1289
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Parts for your D379B GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  0S-1615 [8] BOLT  
  7F-6636 [1] PLUG  
  7L-8145 [1] NUT (CAST IRON)  
  7L-8144 [1] GLAND (BRASS)  
  2N-5843 [6] PACKING  
  7L-8143 [1] LID (BRONZE)  
  7F-6627 [3] GASKET  
  5L-5833 [1] DECK ASSEM.  
  7F-6620 [1] WING AND SHAFT ASSEM.  
  4L-9430 [1] CYLINDER  
  7F-6633 [2] PIN  
  0S-1615 [8] BOLT  
 

Information:

Engine News
Special Instruction
Installation Instructions for the Electric Fuel Priming Pump on Caterpillar Equipment With the 24 Volt System{1258}
Installation Instructions for the Electric Fuel Priming Pump on Caterpillar Equipment With the 24 Volt System{1258}
Disassembly and Assembly
Fuel Priming Pump
D379B, D398B & D399 GENRERATOR SET ENGINES
Service Magazine

Caterpillar Parts SIS Catalog D379B :

Truck sale:

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