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5N7890 ENGINE OIL PUMP GROUP Serial No. 69B2145-Up Part of 5N7891 Engine Oil Pump Group shown on Page 50A-3b D379A


LUBRICATION SYSTEM
PUMP GP-ENGINE OIL
PUMP GP-SUMP
FILTER GP-ENGINE OIL
PUMP GP-ENGINE OIL
FILTER GP-ENGINE OIL
ELECTRICAL AND STARTING SYSTEM
SHUTOFF GP

MARINE ENGINE D379A MARINE ENGINE 69B
 D379B MARINE ENGINE 69B01227-UP UEG0647S D379A 69B   (1961)

LUBRICATION SYSTEM

PUMP GP-ENGINE OIL
OIL PUMP ASSEMBLY
8N-2742 OIL PUMP ASSEMBLY
PUMP GP-ENGINE OIL
1W-1873 PUMP GP-ENGINE OIL
PUMP GP-ENGINE OIL GEAR
5N-7890 PUMP GP-ENGINE OIL GEAR
FILTER GP-OIL
2N-0884 FILTER GP-OIL
PUMP GP-OIL
5N-5992 PUMP GP-OIL
PUMP GP-OIL
5N-5992 PUMP GP-OIL
 

#UEG0647S0200
 

5N-7890: PUMP GP-ENGINE OIL GEAR

5N7890 ENGINE OIL PUMP GROUP
Serial No. 69B2145-Up
Part of 5N7891 Engine Oil Pump Group shown on Page 50A-3b
c182778 UEG0647S
5N7890 PUMP GP-ENGINE OIL GEAR Parts scheme
  For full view, you need register

Parts for your D379A MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1W-1871 [1] SHAFT ASSEM.  
  1W-1869 [1] GEAR  
  3N-8247 [1] KEY  
2. 1N-9349 [1] SEAL  
3. 0L-1143 [4] BOLT  
4. 5M-2894 [16] WASHER  
5. 0T-0573 [1] BOLT  
6. 5N-3811 [1] PLATE  
7. 5N-3812 [1] GASKET  
8. 8N-1342 [1] COVER  
  5M-4987 [2] DOWEL (large)  
  1Y-2681 [2] DOWEL (small)  
9. 9S-4185 [1] PLUG  
  3K-0360 [1] SEAL  
10. 4F-7226 [3] BOLT  
11. 5P-8244 [9] WASHER 2.5mm(.098 in.)thick  
  5L-6267 [9] WASHER 1.27mm(.050 in.)thick  
12. 5N-7881 [1] MANIFOLD ASSEM.  
13. 4L-6766 [4] DOWEL  
14. 5N-8175 [1] PLUG  
  2S-4078 [1] SEAL  
15. 3P-0658 [2] SEAL  
16. 5N-4408 [1] MANIFOLD ASSEM.  
17. 5L-2648 [1] BEARING  
18. 9S-1343 [1] PLUG  
19. 4L-3770 [1] RETAINER ASSEM.  
20. 6F-0984 [1] DOWEL  
21. 5L-2649 [1] BEARING  
22. 0S-1588 [5] BOLT  
23. 5N-3806 [1] HOUSING  
24. 5L-2652 [1] BEARING  
25. 7F-8698 [6] BOLT  
26. 5N-3810 [1] GASKET  
27. 4M-8974 [1] LOCK (2 hole)  
  5L-4949 [1] LOCK (5 hole)  
28. 9S-4190 [1] PLUG  
  2M-9780 [1] SEAL  
29. 9S-4182 [1] PLUG  
  3J-7354 [1] SEAL  
30. 0L-2070 [2] BOLT  
31. 1W-1868 [2] GEAR ASSEM. (12 teeth)  
32. 5L-2650 [2] BEARING  
33. 5L-5982 [2] SHAFT  
34. 1A-2029 [4] BOLT  
35. 9S-1343 [1] PLUG  
36. 2S-2781 [1] PLUNGER  
  6N-1280 [1] SPRING  
37. 8J-8559 [1] PLUG  
  7M-8485 [1] SEAL  
38. 9S-4191 [2] PLUG  
  3J-1907 [2] SEAL  
39. 6V-3510 [1] ADAPTER  
40. 4K-1388 [3] SEAL  
41. 2S-2251 [1] SEAL  
42. 4F-8965 [2] BOLT  
43. 9S-4188 [2] PLUG  
 

#UEG0647S0201
 

1N-9074: SUMP PUMP GROUP

1N9074 SUMP PUMP GROUP
Serial No. 69B1227 to 69B1280 inclusive
2N8908 Pump and 1N9924 Valve parts are shown on Page 52
Also available as an Attachment Serial No. 69B1281-Up
c137500 UEG0647S
1N9074 SUMP 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
1. 6B-9081 [2] BUSHING  
2. 3B-6554 C [5] ELBOW  
3. 1S-0036 [6] COUPLING  
4. 8L-4516 [1] HOSE  
5. 1L-8181 [2] CLIP  
6. 0S-1620 [1] BOLT  
7. 3B-4508 [3] LOCKWASHER  
8. 5F-6371 [3] UNION  
9. 0S-1621 [2] BOLT  
10. 3B-7270 [2] NIPPLE  
11. 1L-8444 C [1] TEE  
12. 2N-9335 C [1] BRACKET ASSEM.  
13. 9B-4202 [2] COCK  
14. 7L-5806 [1] HOSE  
15. 2N-8908 YC [1] PUMP ASSEM.  
    (See Separate Illustration)
16. 6L-4562 H HOSE 38"  
    (Use With R.H. Mounting)
  6L-4562 H HOSE 94"  
    (Use With L.H. Mounting)
17. 9B-1008 [1] COCK  
18. 3B-0551 [1] PLUG  
19. 3B-7280 C [1] NIPPLE  
20. 3B-6555 C [1] ELBOW  
21. 1N-9924 Y [1] VALVE ASSEM.  
    (See Separate Illustration)
  H   ORDER BY THE INCH
  Y   SEPARATE ILLUSTRATION
  C   INDICATES CHANGE
 

#UEG0647S0202
 

2N-8908: PUMP GP-SUMP

2N8908 SUMP PUMP GROUP
Part of Sump Pump and 3N2643 Oil Sump Pump
Group shown on Pages 51 and 121
c137121 UEG0647S
2N8908 PUMP GP-SUMP Parts scheme
  For full view, you need register

Parts for your D379A MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2A-0762 [6] BOLT  
2. 3N-3298 [1] HANDLE ASSEM.  
3. 3N-3299 B [1] GASKET SET  
    (2 Holes Indicates .002' Thick, 3 Holes Indicates .003' Thick & 4 Holes Indicates .004' Thick)
4. 3N-3297 [2] PIN  
    THE FOLLOWING REPAIR KIT IS AVAILABLE:
  3N-3300 [1] KIT (Pump)  
    (Includes Vanes, Springs, Packing, Nut, and Gaskets)
  B   USE AS REQUIRED
 

#UEG0647S0203
 

1N-9924: VALVE AS-CHECK

1N9924 CHECK VALVE ASSEMBLY
Part of Sump Pump & 3N2009 Sump Connections
Group shown on Pages 51 & 122
c136579 UEG0647S
1N9924 VALVE AS-CHECK Parts scheme
  For full view, you need register

Parts for your D379A MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1N-9923 [1] ADAPTER  
2. 5K-0605 C [1] PLUG  
3. 9L-0672 [1] VALVE  
4. 1P-5274 [1] PIN  
5. 9H-2367 [1] SPRING  
6. 2K-8467 C [1] SPRING  
 

#UEG0647S0204
 

2N-0884: FILTER GP-OIL

OIL FILTER (2N884 N/S)
Serial No. 69B1227 to 69B1250 inclusive
3N4496 Indicator parts are shown on Page 55
Refer also to Pages 118 & 119 for special parts
c115170 UEG0647S
2N0884 FILTER GP-OIL Parts scheme
  For full view, you need register

Parts for your D379A MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0T-0573 [14] BOLT  
2. 3B-4506 [18] LOCKWASHER  
3. 2N-3581 [1] COVER (R.H.)  
4. 1J-6473 [1] RING  
5. 4L-5847 [1] VALVE  
6. 3N-4316 C [1] SPRING  
7. 4L-5849 [1] GUIDE  
8. 2N-3784 [1] HOUSING ASSEM.  
  2N-2943 [1] HOUSING  
9. 2N-3561 [1] HOUSING  
10. 2N-3584 [1] GASKET  
11. 2N-3582 [1] COVER (L.H.)  
12. 3N-4496 YC [1] INDICATOR GROUP  
    (Separate Illustration)
13. 1T-0550 [2] PIN  
14. 2N-3786 [2] GUIDE  
15. 2S-5100 [1] VALVE ASSEM.  
16. 2N-3583 [1] GASKET  
17. 5S-0484 [4] ELEMENT ASSEM.  
18. 4S-6137 [4] STUD  
  1D-4717 [4] NUT  
19. 0S-1593 [2] BOLT  
  5L-5180 [2] WASHER  
20. 4H-6530 [2] SPRING  
21. 8M-4438 [2] SEAL  
22. 2N-3574 [2] CUP  
23. 9S-4190 [1] PLUG  
  1L-3861 [1] WASHER  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#UEG0647S0205
 

2N-0884: FILTER GP-OIL

2N884 OIL FILTER GROUP
Serial No. 69B1251 to 69B1491 inclusive
Refer also to Pages 118 and 119 for special parts
c157133 UEG0647S
2N0884 FILTER GP-OIL Parts scheme
  For full view, you need register

Parts for your D379A MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0T-0573 [14] BOLT  
2. 3B-4506 [18] LOCKWASHER  
3. 2N-3581 [1] COVER (R.H.)  
4. 1J-6473 [1] RING  
5. 4L-5847 [1] VALVE  
6. 3N-4316 C [1] SPRING  
7. 4L-5849 [1] GUIDE  
8. 3N-4355 C [1] HOUSING ASSEM.  
9. 2N-3561 [1] HOUSING  
10. 2N-3584 [1] GASKET  
11. 2N-3582 [1] COVER (L.H.)  
12. 6J-0468 C [1] INDICATOR ASSEM.  
  2M-9780 [1] SEAL  
13. 1T-0550 [2] PIN  
14. 2N-3786 [2] GUIDE  
15. 2S-5100 [1] VALVE ASSEM.  
16. 2N-3583 [1] GASKET  
17. 5S-0484 [4] ELEMENT ASSEM.  
18. 4S-6137 [4] STUD  
  1D-4717 [4] NUT  
19. 0S-1593 [2] BOLT  
  5L-5180 [2] WASHER  
20. 4H-6530 [2] SPRING  
21. 8M-4438 [2] SEAL  
22. 2N-3574 [2] CUP  
23. 9S-4190 [1] PLUG  
  1L-3861 [1] WASHER  
24. 3H-2388 [1] SEAL  
25. 5M-6214 C [1] PLUG  
26. 3B-0551 C [1] PLUG  
27. 2H-8829 C [1] PLUG  
  5L-3377 C [1] GASKET  
28. 3J-5389 C [1] PLUG  
  C   INDICATES CHANGE
 

#UEG0647S0206
 

2N-0884: FILTER GP-OIL

2N884 OIL FILTER GROUP
Serial No. 69B1492 to 69B1703 inclusive
Refer also to Pages 118 and 119 for special parts
c157134 UEG0647S
2N0884 FILTER GP-OIL Parts scheme
  For full view, you need register

Parts for your D379A MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0T-0573 [14] BOLT  
2. 3B-4506 [18] LOCKWASHER  
3. 2N-3581 [1] COVER (R.H.)  
4. 9H-4015 C [1] RETAINER  
5. 4L-5847 [1] VALVE  
6. 3N-4316 [1] SPRING  
7. 4L-5849 [1] GUIDE  
8. 3N-5550 C [1] HOUSING ASSEM.  
    (Includes)
9. 3N-5551 [1] HOUSING  
10. 2N-3584 [1] GASKET  
11. 3N-7937 C [1] COVER ASSEM.  
    (Includes)
  5L-3776 [1] INSERT  
12. 6J-0468 [1] INDICATOR ASSEM.  
    (Includes)
  2M-9780 [1] SEAL  
13. 1T-0550 [2] PIN  
14. 2N-3786 [2] GUIDE  
15. 2S-5100 [1] VALVE ASSEM.  
16. 2N-3583 [1] GASKET  
17. 5S-0484 [4] ELEMENT ASSEM.  
18. 4S-5137 [4] STUD  
  1D-4717 [4] NUT  
19. 0S-1593 [2] BOLT  
  5L-5180 [2] WASHER  
20. 4H-6530 [2] SPRING  
21. 8M-4438 [2] SEAL  
22. 2N-3574 C [2] CUP  
23. 5B-5946 [1] PLUG  
  8F-2534 C [1] GASKET  
24. 3H-2388 [1] SEAL  
25. 5M-6214 C [1] PLUG  
26. 3B-0551 C [1] PLUG  
27. 2H-8829 C [1] PLUG  
  5L-3377 C [1] GASKET  
28. 3J-5389 C [1] PLUG  
  C   INDICATES CHANGE
 

#UEG0647S0207
 

2N-0884: FILTER GP-OIL

2N884 OIL FILTER GROUP
Serial No. 69B1704-Up
Refer Also To Pages 118 And 119 For Special Parts
c346501 UEG0647S
2N0884 FILTER GP-OIL Parts scheme
  For full view, you need register

Parts for your D379A MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0T-0573 [14] BOLT  
2. 5M-2894 C [18] WASHER  
3. 2N-3581 [1] COVER-FILTER HOUSING (R.H.)  
4. 9H-4015 [1] RETAINER-PIN  
5. 4L-5847 [1] VALVE-CONTROL (CONTROL)  
6. 3N-4316 [1] SPRING  
7. 4L-5849 [1] GUIDE-SPRING  
8. 3N-7951 C [1] HOUSING AS-OIL FILTER  
9. 3N-8167 [1] HOUSING-BYPASS  
10. 2N-3584 [1] GASKET-HOUSING COVER  
11. 3N-7937 [1] COVER-OIL FILTER HOUSING  
  5L-3776 [1] INSERT-HELI-COIL  
12. 6J-0468 [1] INDICATOR AS  
    (OIL PRESSURE)
  2M-9780 [1] SEAL-O-RING  
13. 1T-0550 [2] PIN-SPRING  
14. 2N-3786 [2] GUIDE-ELEMENT  
15. 2S-5100 [1] VALVE AS-NEEDLE (NEEDLE)  
16. 2N-3583 [1] GASKET-HOUSING COVER  
17. 4W-4840 C [4] ELEMENT AS-FILTER  
18. 6V-2605 C [4] STUD-TAPERLOCK  
  1D-4717 [4] NUT  
19. 0S-1593 [2] BOLT  
  3H-7654 C [2] WASHER (LARGE)  
  5L-5180 [2] WASHER (SMALL)  
20. 3N-8053 C [2] SPRING  
21. 8M-4438 [2] SEAL-O-RING  
22. 3N-7994 [2] CUP-RETAINER  
23. 5B-5946 [1] PLUG-DRAIN  
  8F-2534 [1] GASKET  
24. 3H-2388 [1] SEAL-O-RING  
25. 8L-9835 [1] RING-SNAP  
26. 5M-6214 [1] PLUG-PIPE  
27. 3J-5389 [1] PLUG  
28. 0T-0431 C [9] WASHER  
29. 2H-8829 [1] PLUG-DRAIN  
  5L-3377 [1] GASKET  
30. 3B-0551 [1] PLUG-PIPE  
  C   CHANGE FROM PREVIOUS TYPE
 

#UEG0647S0208
 

8L-4264: SHUT-OFF GP

8L4264 MANUAL SHUT-OFF GROUP
Serial No. 69B1227 to 69B1882 inclusive
c135270 UEG0647S
8L4264 SHUT-OFF GP Parts scheme
  For full view, you need register

Parts for your D379A MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. [1] BOLT  
2. [3] LOCKWASHER  
3. [1] CABLE  
4. [1] PIN  
5. [1] BRACKET  
6. [1] SPRING  
7. [4] NUT  
8. [1] WASHER  
9. [2] BOLT  
  [2] NUT  
  [2] WASHER  
10. [1] SHAFT  
11. [1] NUT  
12. [1] HANDLE  
13. [1] BRACKET  
14. [1] LINK  
15. [1] PIN  
  [1] COTTER PIN  
16. [1] WASHER  
 

#UEG0647S0209
 

8L-4264: SHUT-OFF GP

8L4264 MANUAL SHUT-OFF GROUP
Serial No. 69B1883 to 69B1894 inclusive
c161191 UEG0647S
8L4264 SHUT-OFF GP Parts scheme
  For full view, you need register

Parts for your D379A MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3N-9814 C [1] BRACKET  
2. 3B-4506 C [2] LOCKWASHER  
3. 3L-8048 [1] CABLE  
4. 5H-1351 [1] PIN  
5. 5N-2583 C [1] BRACKET  
6. 9M-8266 [1] SPRING  
7. 4B-2049 [4] NUT  
8. 1F-1604 [1] WASHER  
9. 1A-2029 [2] BOLT  
  1D-4717 [2] NUT  
  4B-4278 [2] WASHER  
10. 5N-2582 C [1] SHAFT  
11. 1B-4203 [1] NUT  
12. 0L-1170 [1] HANDLE  
13. 5N-2584 C [1] GUIDE  
14. 8L-4262 [1] LINK  
15. 1B-1406 [1] PIN  
  3B-4604 [1] COTTER PIN  
16. 4B-4863 [1] WASHER  
17. 5L-4019 C [1] RING  
  C   INDICATES CHANGE
 

Information:

Engine News
New Basic Oil Pump Groups Use Hardened Gears For Longer Service Life
1980/10/22
New Parts Used In Hydramechanical Shut Off; Prefill Oil Pump
1982/02/10
New Oil Pump Has Bypass Valve And Oil Return Passage Inside The Pump
1983/10/26
Differential Oil Pressure In Oil Filter Housing Can Be Checked With A Differential Pressure Gauge
1984/09/12
Oil Pressure Shutdown Specifications Change For Hydramechanical Shutoff System
1985/12/01
Oil Grooves And Harder Gears Are Now Used In The Oil Pump On 6.25" Bore Vee Engines
1978/05/03
Special Instruction
Installation Of Replacement Parts For 3N7722, 8N2744, 1W1872, 1W1873, 1W1881 and 1W1882 Engine Oil Pump Groups{1304}
Installation Of Replacement Parts For 3N7722, 8N2744, 1W1872, 1W1873, 1W1881 and 1W1882 Engine Oil Pump Groups{1304}
Specifications
Oil Pump Relief Valve
D379, D398, D399 INDUSTRIAL & MARINE ENGINES
Engine Oil Pressure
D379, D398, D399 INDUSTRIAL & MARINE ENGINES
Sending Units For Oil Pressure
D379, D398, D399 INDUSTRIAL & MARINE ENGINES
Information Release Memo
APPEARANCE CHANGE ON REMAN SHORT BLOCKS
APPEARANCE CHANGE ON REMAN SHORT BLOCKS
Disassembly and Assembly
Oil Pressure Relief Valve
D379, D398, D399 INDUSTRIAL & MARINE ENGINES
Oil Pump
D379, D398, D399 INDUSTRIAL & MARINE ENGINES
Prelubrication Oil Pump (D399)
D379, D398, D399 INDUSTRIAL & MARINE ENGINES
Service Magazine
New Basic Oil Pump Groups Use Hardened Gears For Longer Service Life{1304}
1980/10/20
New Parts Used In Hydramechanical Shut Off; Prefill Oil Pump{7418}
1982/01/25
Changes And Recommendations For Oil Pumps {1304}
1983/04/18
New Oil Pump Has Bypass Valve And Oil Return Passage Inside The Pump{1304}
1983/10/03
Differential Oil Pressure In Oil Filter Housing Can Be Checked With A Differential Pressure Gauge{1318,1306}
1984/02/13
Oil Grooves And Harder Gears Are Now Used In The Oil Pumps On 6.25" Bore Vee Engines{1304}
1978/04/24
New Oil Pressure Sender Assembly Used{7455}
1988/11/07

Caterpillar Parts SIS Catalog D379A :

PUMP GP-ENGINE OIL
1W-1873 PUMP GP-ENGINE OIL
OIL PUMP ASSEMBLY
8N-2742 OIL PUMP ASSEMBLY
PUMP GP-ENGINE OIL GEAR
5N-7891 PUMP GP-ENGINE OIL GEAR
PUMP GP-ENGINE OIL
5N-3794 PUMP GP-ENGINE OIL
PUMP GP-ENGINE OIL
5N-3794 PUMP GP-ENGINE OIL
OIL PUMP ASSEMBLY
5N-3795 OIL PUMP ASSEMBLY
PUMP GP-ENGINE OIL
5N-3794 PUMP GP-ENGINE OIL
PUMP GP-OIL
3N-2694 PUMP GP-OIL
SUMP PUMP GROUP
1N-9074 SUMP PUMP GROUP
PUMP GP-SUMP
2N-8908 PUMP GP-SUMP
VALVE AS-CHECK
1N-9924 VALVE AS-CHECK
FILTER GP-OIL
2N-0884 FILTER GP-OIL
FILTER GP-OIL
2N-0884 FILTER GP-OIL
FILTER GP-OIL
2N-0884 FILTER GP-OIL
FILTER GP-OIL
2N-0884 FILTER GP-OIL
SHUT-OFF GP
8L-4264 SHUT-OFF GP

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