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SUMP PUMP Effective with Serial No. 69B201 4L8232 Pump parts are shown on Page 42B D379A MARINE ENGINE


LUBRICATION SYSTEM
PUMP GP-SUMP
FUEL SYSTEM
PUMP GP-FUEL PRIMING
PUMP GP-FUEL TRANSFER
LINES GP-FUEL
FILTER GP-FUEL
PUMP GP-FUEL INJECTION

MARINE ENGINE D379A MARINE ENGINE 69B
 D379 MARINE ENGINE 69B00001-00823 UE034171 D379A 69B   (1961)

LUBRICATION SYSTEM

PUMP GP-SUMP
SUMP PUMP
SUMP PUMP
SUMP PUMP
SUMP PUMP
OIL SUMP PUMP
2N-5056 OIL SUMP PUMP
 

#UE0341710140
 

SUMP PUMP

SUMP PUMP
Effective with Serial No. 69B201
4L8232 Pump parts are shown on Page 42B
c104606 UE034171
None SUMP PUMP Parts scheme
  For full view, you need register

Parts for your D379A MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  4L-8232 Y [1] PUMP ASSEM.  
    (SEE SEPARATE ILLUSTRATION)
  1A-2209 [4] BOLT  
  1B-4203 [4] NUT  
  3B-4506 [4] LOCKWASHER  
  3B-7745 [1] NIPPLE  
  9B-4202 [1] COCK  
  5F-6371 [1] ADAPTER  
  1S-0036 [1] COUPLING  
  0S-1620 [1] BOLT  
  3B-4508 [1] LOCKWASHER  
  1L-8181 [1] CLIP  
  0S-1621 [2] BOLT  
  3B-4508 [2] LOCKWASHER  
  8L-4516 [1] HOSE (48" long)  
  1S-0036 [1] COUPLING  
  6B-9081 [1] BUSHING  
    (TO MARINE GEAR)
  3B-6554 [1] ELBOW  
  6L-4590 [1] LEVER  
  1B-5174 [1] PLUG  
  4B-3574 [1] SETSCREW  
  3B-7280 [1] NIPPLE  
  6F-0496 [1] TEE  
  5L-3578 [1] BRACKET  
  3B-7270 [1] NIPPLE  
  9B-1008 [1] COCK  
  6B-9081 [1] BUSHING  
  3B-6555 [1] ELBOW  
  5F-6371 [2] ADAPTER  
  1S-0036 [2] COUPLING  
  8L-4514 [1] HOSE (17" LONG)  
    (FOR LEFT HAND MOUNTED PUMP)
  8L-4515 [1] HOSE (18" LONG)  
    (FOR RIGHT HAND MOUNTED PUMP)
  6B-9081 [1] BUSHING  
  3B-6554 [1] ELBOW  
  1S-0036 [1] COUPLING  
  8L-4513 [1] HOSE (9" LONG)  
  3B-6554 [1] ELBOW  
  8F-8306 [1] BUSHING  
    (TO OIL PAN)
  6B-9081 [1] BUSHING  
  1S-0036 [1] COUPLING  
  Y   SEPARATE ILLUSTRATION
 

#UE0341710141
 

4L-8232: PUMP AS-PRIMING

4L8232 PUMP
Serial No. 69B1 to 69B211 inclusive
Part of Fuel Priming Pump and Sump Pump shown on Pages 42 and 42A
c88349 UE034171
4L8232 PUMP AS-PRIMING Parts scheme
  For full view, you need register

Parts for your D379A MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  7F-6626 [8] SCREW  
  7F-6636 [1] PLUG  
  7F-6632 [1] NUT (CAST IRON)  
  7F-6631 [1] GLAND (CAST IRON)  
  7F-6630 [1] PACKING  
  7F-6625 [1] LID (CAST IRON)  
  7F-6627 [3] GASKET  
  5L-5833 [1] DECK ASSEM.  
  7F-6620 [1] WING & SHAFT ASSEM.  
  4L-9430 [1] CYLINDER  
  7F-6628 [1] LID  
  7F-6633 [2] PIN  
  7F-6629 [8] SCREW  
 

#UE0341710142
 

4L-8232: PUMP AS-PRIMING

4L8232 PUMP
Effective with Serial No. 69B212
Part of Fuel Priming Pump and Sump Pump shown on Pages 42 and 42A
c109948 UE034171
4L8232 PUMP AS-PRIMING Parts scheme
  For full view, you need register

Parts for your D379A MARINE 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  
 

#UE0341710143
 

4L-1156: FUEL TRANSFER PUMP GROUP

4L1156 FUEL TRANSFER PUMP GROUP
SERIAL NO. 69B1 TO 69B403 INCLUSIVE
c78858 UE034171
4L1156 FUEL TRANSFER PUMP GROUP Parts scheme
  For full view, you need register

Parts for your D379A MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  0T-0573 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  4L-6260 [1] COVER  
  1A-2029 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  9F-4446 [1] SEAL  
  4L-6754 [1] GEAR  
    (10 TEETH-IDLER)
  1H-5549 [1] RING  
  4L-6755 [1] GEAR  
    (10 TEETH-DRIVE)
  1B-8702 [1] KEY  
  6F-6774 [1] BEARING  
    (PART OF BODY ASSEM. 4L6752)
  9M-0057 [1] GASKET  
  7B-6981 [1] FLANGE  
  0S-1594 [2] BOLT  
  0L-0364 [2] LOCK  
  4B-9056 [1] SEAT ASSEM.  
  4L-6760 [1] SHAFT  
  1F-6887 [1] BEARING  
    (PART OF SEAT ASSEM. 4B9056)
  5M-6038 [2] SEAL  
  4B-9050 [2] RETAINER  
  9M-0058 [1] SPRING  
  5L-7475 [1] GASKET  
  3B-1304 [1] SHAFT  
    (PART OF BODY ASSEM. 4L6752)
  4L-6752 [1] BODY ASSEM.  
  2B-2015 [1] NIPPLE  
 

#UE0341710144
 

6L-9697: FUEL TRANSFER PUMP GROUP

6L9697 FUEL TRANSFER PUMP GROUP
EFFECTIVE WITH SERIAL NO. 69B404
c109951 UE034171
6L9697 FUEL TRANSFER PUMP GROUP Parts scheme
  For full view, you need register

Parts for your D379A MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  0T-0573 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  4L-6260 [1] COVER  
  9F-4446 [1] SEAL  
  1A-2029 [2] BOLT(1.125"LONG)  
    -OR-
  0S-1594 [2] BOLT (1"LONG)  
  3B-4506 [2] LOCKWASHER  
  4L-6754 [1] GEAR  
    (10 TEETH-IDLER)
  1H-5549 [1] RING  
  4L-6755 [1] GEAR  
    (10 TEETH-DRIVE)
  1B-8702 [1] KEY  
  6F-6774 [1] BEARING  
    (PART OF BODY ASSEM.6L9700)
  3S-6588 [1] RING  
  3S-6589 [1] RETAINER  
  4F-7952 [1] SEAL  
  2K-8199 [1] SEAL  
  3S-9757 [1] RETAINER  
  4H-1723 [1] SEAL  
  1F-6887 [1] BEARING  
    (PART OF SEAT ASSEM. 6L9698)
  7L-5277 [1] SHAFT  
  1A-2029 [2] BOLT  
  0L-0364 [2] LOCK  
  6L-9698 [1] SEAT ASSEM.  
  3S-4182 [1] SEAL  
  4B-9806 [1] SCREW  
  2H-5001 [1] SEAL  
  3B-1304 [1] SHAFT  
    (PART OF BODY ASSEM.6L9700)
  6L-9700 [1] BODY ASSEM.  
  2B-2015 [1] NIPPLE  
 

#UE0341710145
 

FLEXIBLE FUEL LINES

FLEXIBLE FUEL LINES
EFFECTIVE WITH SERIAL NO. 69B85
c69673 UE034171
None FLEXIBLE FUEL LINES Parts scheme
  For full view, you need register

Parts for your D379A MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  3L-3355 [2] HOSE ASSEM.  
    (24 INCHES LONG)
  6B-9081 [1] BUSHING  
 

#UE0341710146
 

FUEL FILTER

FUEL FILTER
Serial No. 69B1 to 69B500 inclusive
c94217 UE034171
None FUEL FILTER Parts scheme
  For full view, you need register

Parts for your D379A MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  5L-3252 [1] COVER  
  4L-8215 [1] GASKET  
  0S-1594 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  6L-2972 [1] TUBE (INLET)  
  6L-2971 [1] TUBE  
  4L-6779 [1] SEAL  
  4F-2609 [2] DOWEL  
  4L-6774 [1] SPRING  
    (PARTS OF COVER ASSEM. 4L6785)
  4L-6785 [1] COVER ASSEM.  
  4L-8212 [1] GASKET  
    (PART OF ASSEM. 5L7564)
  0S-1571 [8] BOLT  
  3B-4506 [8] LOCKWASHER  
  4B-4278 [8] WASHER  
  2B-1459 [2] PLUG  
  5L-3378 [2] GASKET  
  4L-8227 [1] TUBE (RETURN)  
  2L-5975 [1] FITTING  
  2L-5971 [1] NUT  
  2L-5970 [1] SLEEVE  
    (PARTS OF FITTING 2L5975)
  8F-8999 [1] NUT  
    (PART OF FITTING 4B3041)
  4B-3041 [1] FITTING  
  4L-8546 [1] VALVE  
  4L-8545 [1] ADAPTER  
  3B-6489 [1] COUPLING  
  1F-1480 [1] FITTING  
  8F-8997 [1] NUT  
    (PART OF FITTING 1F1480)
  4L-6773 [1] SPRING  
  6L-4888 [1] PLUNGER ASSEM.  
  6L-5104 [1] CLIP  
  3L-3446 [1] FITTING  
  4H-2663 [1] NUT  
  4H-2662 [1] SLEEVE  
    (PARTS OF FITTING 3L3446)
  3B-6489 [1] COUPLING  
  1L-0481 [1] FITTING  
  4H-2663 [3] NUT  
  4H-2662 [3] SLEEVE  
    (PARTS OF FITTING 1L481)
  3B-7770 [1] NIPPLE  
  1H-3933 [1] WINDOW  
  4L-8228 [1] TUBE (VENT)  
  2A-1927 [1] NEEDLE ASSEM.  
  8F-1397 [1] SEAT  
  2A-3885 [1] GASKET  
  5L-2898 [1] HOUSING  
  4H-2678 [1] FITTING  
  4H-2663 [1] NUT  
  4H-2662 [1] SLEEVE  
    (PARTS OF FITTING 4H2678)
  3B-1915 [3] BOLT  
  1D-4717 [3] NUT  
  3B-4506 [3] LOCKWASHER  
  4B-4278 [3] WASHER  
  4F-7387 [1] SEAL  
  4L-8212 [1] GASKET  
    (PARTS OF ASSEM. 5L7564)
  4L-6778 [1] COVER  
  5L-7564 [1] ELEMENT SERVICE ASSEM. (DISPOSABLE)  
    (CONSISTS OF 6 ELEMENTS)
  0S-1588 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  5L-2904 [1] GASKET  
  0S-1571 [3] BOLT  
  3B-4506 [3] LOCKWASHER  
  5L-3814 [1] HOUSING ASSEM.  
 

#UE0341710147
 

FUEL FILTER

FUEL FILTER
Serial No. 69B501 to 69B525 inclusive
c121907 UE034171
None FUEL FILTER Parts scheme
  For full view, you need register

Parts for your D379A MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  5L-3252 [1] COVER  
  4L-8215 [1] GASKET  
  0S-1594 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  6L-2972 [1] TUBE (INLET)  
  4H-2678 [1] FITTING  
  4H-2663 [1] NUT  
  4H-2662 [1] SLEEVE  
    (PARTS OF FITTING 4H2678)
  6L-2971 [1] TUBE  
  4L-6779 [1] SEAL  
  4F-2609 [2] DOWEL  
  4L-6774 [1] SPRING  
    (PARTS OF COVER ASSEM. 4L6785)
  4L-6785 [1] COVER ASSEM.  
  4L-8212 [1] GASKET  
    (PART OF ASSEM. 5L7564)
  0S-1571 [8] BOLT  
  3B-4506 [8] LOCKWASHER  
  4B-4278 [8] WASHER  
  2B-1459 [2] PLUG  
  5L-3378 [2] GASKET  
  4L-8227 [1] TUBE (RETURN)  
  2L-5975 [1] FITTING  
  2L-5971 [1] NUT  
  2L-5970 [1] SLEEVE  
    (PARTS OF FITTING 2L5975)
  8F-8999 [1] NUT  
    (PART OF FITTING 4B3041)
  4B-3041 [1] FITTING  
  4L-8546 [1] VALVE  
  4L-8545 [1] ADAPTER  
  3B-6489 [1] COUPLING  
  1H-3933 [1] WINDOW  
  1F-1480 [1] FITTING  
  8F-8997 [1] NUT  
    (PART OF FITTING 1F1480)
  4L-6773 [1] SPRING  
  6L-4888 [1] PLUNGER ASSEM.  
  6L-5104 [1] CLIP  
  3L-3446 [1] FITTING  
  4H-2663 [1] NUT  
  4H-2662 [1] SLEEVE  
    (PARTS OF FITTING 3L3446)
  3B-6489 [1] COUPLING  
  1L-0481 [1] FITTING  
  4H-2663 [3] NUT  
  4H-2662 [3] SLEEVE  
    (PARTS OF FITTING 1L481)
  3B-7770 [1] NIPPLE  
  4L-8228 [1] TUBE (VENT)  
  6L-9538 [1] NEEDLE ASSEM.  
  5F-9144 [1] SEAL  
  6L-9535 [1] SEAT  
  2A-3885 [1] GASKET  
  6L-9536 [1] HOUSING  
  3J-5389 [1] PLUG  
  3B-1915 [3] BOLT  
  1D-4717 [3] NUT  
  3B-4506 [3] LOCKWASHER  
  4B-4278 [3] WASHER  
  4F-7387 [1] SEAL  
  4L-8212 [1] GASKET  
    (PARTS OF ASSEM. 5L7564)
  4L-6778 [1] COVER  
  5L-7564 [1] ELEMENT SERVICE ASSEM. (DISPOSABLE)  
    (CONSISTS OF 6 ELEMENTS)
  0S-1588 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  5L-2904 [1] GASKET  
  0S-1571 [3] BOLT  
  3B-4506 [3] LOCKWASHER  
  5L-3814 [1] HOUSING ASSEM.  
 

#UE0341710148
 

FUEL FILTER

FUEL FILTER
Effective with Serial No. 69B526
c123056 UE034171
None FUEL FILTER Parts scheme
  For full view, you need register

Parts for your D379A MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  5L-3252 [1] COVER  
  4L-8215 [1] GASKET  
  0S-1594 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  6L-2972 [1] TUBE (INLET)  
  4H-2678 [1] FITTING  
  4H-2663 [1] NUT  
  4H-2662 [1] SLEEVE  
    (PARTS OF FITTING 4H2678)
  4S-8458 HC [38.82IN.] TUBE  
  4L-6779 [1] SEAL  
  4F-2609 [2] DOWEL  
  4L-6774 [1] SPRING  
    (PARTS OF COVER ASSEM. 4L6785)
  4L-6785 [1] COVER ASSEM.  
  4L-8212 [1] GASKET  
    (PART OF ASSEM. 5L7564)
  0S-1571 [8] BOLT  
  3B-4506 [8] LOCKWASHER  
  4B-4278 [8] WASHER  
  2B-1459 [2] PLUG  
  5L-3378 [2] GASKET  
  4L-8227 [1] TUBE (RETURN)  
  2L-5975 [1] FITTING  
  2L-5971 [1] NUT  
  2L-5970 [1] SLEEVE  
    (PARTS OF FITTING 2L5975)
  8F-8999 [1] NUT  
    (PART OF FITTING 4B3041)
  4B-3041 [1] FITTING  
  4L-8546 [1] VALVE  
  8L-5294 C [1] ADAPTER  
  1H-3933 [1] WINDOW  
  1F-1480 [1] FITTING  
  8F-8997 [1] NUT  
    (PART OF FITTING 1F1480)
  4L-6773 [1] SPRING  
  6L-4888 [1] PLUNGER ASSEM.  
  6L-5104 [1] CLIP  
  3B-9388 C [1] FITTING  
  8F-8998 [1] NUT  
    (PART OF FITTING 3B9388)
  1L-0481 [1] FITTING  
  4H-2663 [3] NUT  
  4H-2662 [3] SLEEVE  
    (PARTS OF FITTING 1L481)
  4L-8228 [1] TUBE (VENT)  
  6L-9538 [1] NEEDLE ASSEM.  
  5F-9144 [1] SEAL  
  6L-9535 [1] SEAT  
  2A-3885 [1] GASKET  
  6L-9536 [1] HOUSING  
  3J-5389 [1] PLUG  
  0S-1571 [3] BOLT  
  1D-4717 [3] NUT  
  3B-4506 [3] LOCKWASHER  
  4B-4278 [3] WASHER  
  4F-7387 [1] SEAL  
  4L-8212 [1] GASKET  
    (PARTS OF ASSEM. 5L7564)
  4L-6778 [1] COVER  
  5L-7564 [1] ELEMENT SERVICE ASSEM. (DISPOSABLE)  
    (CONSISTS OF 6 ELEMENTS)
  0S-1588 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  5L-2904 [1] GASKET  
  3B-1915 [3] BOLT  
  3B-4506 [3] LOCKWASHER  
  5L-3814 [1] HOUSING ASSEM.  
  C   INDICATES CHANGE FROM PREVIOUS
  H   ORDER BY THE FOOT
 

#UE0341710149
 

FUEL PUMP HOUSING

FUEL PUMP HOUSING
Serial No. 69B1 to 69B97 inclusive
c66519 UE034171
None FUEL PUMP HOUSING Parts scheme
  For full view, you need register

Parts for your D379A MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  5F-2807 H [8] CAP  
  7M-9892 [8] SEAL  
  2A-4905 H [8] STOPPER  
    (1 OF EACH IN EACH PUMP ASSEM. 5L2972)
  5H-4482 [8] FERRULE ASSEM.  
  2A-3348 [16] DOWEL  
  4F-2609 [1] DOWEL  
  7F-5857 [2] BUSHING  
    (PARTS OF HOUSING ASSEM. 4L8615)
  4L-8630 [1] RACK ASSEM.  
  6H-5908 [1] LINK  
  1H-0512 [1] PIN  
  4L-6209 [1] COLLAR  
    (PARTS OF RACK ASSEM. 4L8630)
  0L-2288 [1] PLUG  
  6F-0984 [1] DOWEL  
    (PARTS OF HOUSING ASSEM. 4L8615)
  0L-1351 [3] BOLT  
  0L-0364 [3] LOCK  
  4L-5818 [1] PLATE  
  4L-8776 [1] CAMSHAFT  
  1A-9136 [6] BOLT  
  3B-4505 [6] LOCKWASHER  
  5L-2972 O [8] PUMP ASSEM.  
  6F-5412 [1] COVER  
  6F-5411 [1] GASKET  
  0S-1594 O [20] BOLT  
  2A-3328 O [20] CLAMP  
  5H-5553 [8] SCREW  
  2A-5351 [8] NUT  
  4L-6783 [5] PLUG  
  5H-4488 [8] LIFTER ASSEM.  
  5F-7054 [5] SEAL  
  7H-6840 [8] SPRING  
  4L-8615 [1] HOUSING ASSEM.  
  0T-0200 [1] PLUG (CORE)  
    (PART OF HOUSING ASSEM. 4L8615)
  5L-2806 [2] BEARING  
  2A-3856 [4] GUIDE  
  5H-4475 [1] BUSHING  
    (PARTS OF HOUSING ASSEM. 4L8615)
  5L-5202 FUEL PUMP HOUSING SERVICE ASSEM. (COUNTERCLOCKWISE ENGINE ROTATION)  
  5L-5203 FUEL PUMP HOUSING SERVICE ASSEM. (CLOCKWISE ENGINE ROTATION)  
    EACH OF THE ABOVE SERVICE ASSEMBLIES CONSISTS OF PARTS SHOWN MINUS PARTS MARKED O
  H   PARTS USED FOR SHIPPING & STOR
 

Information:

Disassembly and Assembly
Sump Pump
D379, D398, D399 INDUSTRIAL & MARINE ENGINES

Caterpillar Parts SIS Catalog D379A :

SUMP PUMP
SUMP PUMP
FUEL PRIMING PUMP
FUEL PRIMING PUMP
FUEL PUMP AND GOVERNOR DRIVE
FUEL PUMP AND GOVERNOR DRIVE
FUEL PUMP AND GOVERNOR DRIVE
FUEL PUMP AND GOVERNOR DRIVE
FUEL PUMP AND GOVERNOR DRIVE
FUEL PUMP AND GOVERNOR DRIVE
FUEL PUMP AND GOVERNOR DRIVE
FUEL PUMP AND GOVERNOR DRIVE
FUEL PUMP AND GOVERNOR DRIVE
FUEL PUMP AND GOVERNOR DRIVE
FUEL PUMP AND GOVERNOR DRIVE
FUEL PUMP AND GOVERNOR DRIVE
PUMP AS-PRIMING
4L-8232 PUMP AS-PRIMING
PUMP AS-PRIMING
4L-8232 PUMP AS-PRIMING
FUEL TRANSFER PUMP GROUP
4L-1156 FUEL TRANSFER PUMP GROUP
FUEL TRANSFER PUMP GROUP
6L-9697 FUEL TRANSFER PUMP GROUP
FLEXIBLE FUEL LINES
FLEXIBLE FUEL LINES
FUEL FILTER
FUEL FILTER
FUEL FILTER
FUEL FILTER
FUEL FILTER
FUEL FILTER

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AVSpare.com is in no way associated with any of the manufacturers we have listed. All manufacturer's names and descriptions are for reference only. Cat® and Caterpillar® are registered trademarks of Caterpillar, Inc.