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5N1925 GEROTOR PUMP GROUP-TYPE 1. PART OF 5N1960,5N5330,5N5338 & 5N5608 SHUT-OFF GROUPS SHOWN ON PAGES 222,224,226 & 228. AN ATTACHMENT 3512




LUBRICATION SYSTEM

PUMP GP-ENGINE OIL
 

#SEBP12810870
 

5N-1925: PUMP GP-GEROTOR

5N1925 GEROTOR PUMP GROUP-TYPE 1. PART OF 5N1960,5N5330,5N5338 & 5N5608
SHUT-OFF GROUPS SHOWN ON PAGES 222,224,226 & 228. AN ATTACHMENT
c231473 SEBP1281
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Parts for your 3512 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5N-7928 C [1] GEROTOR ASSEM.  
2. 5N-6449 [1] SPRING  
3. 5N-1923 [1] CARRIER ASSEM.  
    (Includes)
4. 2N-0477 [2] WEIGHT  
5. 5N-1913 [1] SHAFT  
6. 5N-5574 [1] PIN  
7. 1S-5440 [2] DOWEL  
8. 5N-2710 [1] WASHER  
9. 5N-1922 [1] COVER ASSEM.  
    (Includes)
10. 7S-5005 [2] DOWEL  
11. 7N-4333 [1] PLUG  
12. 5N-1943 [1] HOUSING ASSEM.  
13. 6L-1596 [2] BOLT  
  5P-0537 [2] WASHER  
14. 8M-0874 [1] PLUNGER ASSEM.  
15. 6L-3801 C [1] RING  
16. 1K-4703 [1] WASHER  
17. 5N-5991 [1] SEAT  
18. 1H-4142 [1] RING  
19. 8L-2786 [1] SEAL  
  C   INDICATES CHANGE
 

#SEBP12810871
 

5N-1925: PUMP GP-GEROTOR

5N1925 GEROTOR PUMP GROUP-TYPE 2. PART OF 5N1960, 5N5338 & 5N5608
SHUT-OFF GROUPS SHOWN ON PAGES 222,226 & 228. AN ATTACHMENT
c235474 SEBP1281
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Parts for your 3512 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5N-7928 C [1] GEROTOR ASSEM.  
2. 5N-6449 [1] SPRING  
3. 5N-1923 [1] CARRIER ASSEM.  
4. 2N-0477 [2] WEIGHT  
5. 5N-1913 [1] SHAFT  
6. 5N-5574 [1] PIN  
7. 1S-5440 [2] DOWEL  
8. 5N-2710 [1] WASHER  
9. 5N-8484 C [1] COVER ASSEM.  
10. 7S-5005 [2] DOWEL  
11. 7N-4333 [1] PLUG  
12. 5N-1943 [1] HOUSING ASSEM.  
13. 6L-1596 [2] BOLT  
  5P-0537 [2] WASHER  
14. 5N-9063 C [1] PLUNGER ASSEM.  
15. 6L-3801 [1] RING  
16. 1K-4703 [1] WASHER  
17. 5N-5991 [1] SEAT  
18. 1H-4142 [1] RING  
19. 8L-2786 [1] SEAL  
20. 5N-8459 C [1] GASKET  
21. 5N-8432 C [1] PLATE  
  5N-8458 C [1] SEAL  
  C   INDICATES CHANGE
 

#SEBP12810872
 

5N-5990: VALVE GP-PRESSURE CONTROL

5N5990 PRESSURE CONTROL VALVE GROUP-TYPE 1
5N4749, 5N5755-PAGE 231.02
PART OF 5N1960, 5N5330, 5N5338 & 5N5608 CONTROL SHUT-OFFS
AN ATTACHMENT
c300429 SEBP1281
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Parts for your 3512 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6V-0740 [1] PLUG  
2. 6V-4589 C [2] SEAL  
3. 5N-4722 [1] VALVE  
4. 5N-6138 [1] BODY ASSEM.  
    (Includes)
  9L-9503 [2] DOWEL  
5. 8H-8731 [1] SPRING  
6. 6F-0612 [1] NUT  
7. 9K-6765 [1] KNOB  
8. 7L-6597 [1] SEAL  
9. 5N-4725 [1] ADAPTER  
10. 5N-6096 [1] SPRING  
11. 5N-4724 [1] VALVE  
12. 5N-5755 CY [1] VALVE GROUP  
    (Separate Illustration)
13. 5N-4749 CY [1] VALVE GROUP  
    (Separate Illustration)
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#SEBP12810873
 

5N-5990: VALVE GP-PRESSURE CONTROL

5N5990 PRESSURE CONTROL VALVE GROUP-TYPE 2
5N4749, 5N5755-PAGE 231.02
PART OF 5N1960, 5N5330, 5N5338 & 5N5608 CONTROL SHUT-OFFS
AN ATTACHMENT
c335828 SEBP1281
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Parts for your 3512 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6V-0740 [1] PLUG-THREAD-O RING  
2. 6V-4589 [2] SEAL-O-RING  
3. 5N-4722 [1] VALVE  
4. 5N-6138 [1] BODY AS-VALVE  
  9L-9503 [2] DOWEL-HOLLOW  
5. 8H-8731 [1] SPRING  
6. 6F-0612 [1] NUT-JAM  
7. 9K-6765 [1] KNOB  
8. 6V-5029 C [1] SEAL-LIP TYPE  
9. 7W-5235 C [1] ADAPTER  
10. 5N-6096 [1] SPRING  
11. 7W-5236 C [1] VALVE  
12. 5N-5755 Y [1] VALVE GP  
13. 5N-4749 Y [1] VALVE GP-CONTROL  
  C   CHANGE FROM PREVIOUS TYPE
  Y   SEPARATE ILLUSTRATION
 

#SEBP12810874
 

5N-5755: VALVE GP

5N5755 VALVE GROUP
PART OF 5N5990 PRESSURE CONTROL VALVE
AN ATTACHMENT
c300428 SEBP1281
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Parts for your 3512 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7J-9108 [1] SEAL-O-RING  
2. 1H-8171 [1] SEAL-O-RING  
3. 9H-6761 [1] SEAL  
 

#SEBP12810875
 

5N-4749: VALVE GP-CONTROL

5N4749 VALVE GROUP
PART OF 5N5990 PRESSURE CONTROL VALVE
AN ATTACHMENT
c300427 SEBP1281
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Parts for your 3512 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7J-9108 [1] SEAL-O-RING  
2. 1H-8171 [1] SEAL-O-RING  
3. 9H-6761 [1] SEAL  
 

#SEBP12810876
 

5N-2718: VALVE GP

5N2718 VALVE GROUP
PART OF 5N1960, 5N5330, 5N5338 & 5N5608 SHUT-OFF
AN ATTACHMENT
c220126 SEBP1281
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Parts for your 3512 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5N-4726 C [1] VALVE  
2. 6F-0612 [1] NUT-JAM  
3. 3N-5752 [1] SEAT  
4. 7M-7219 [1] BEARING-THRUST  
5. 3K-0810 [1] RING-LOCK  
6. 7M-7193 [2] RACE-BEARING-THRUST  
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP12810877
 

5N-6443: VALVE GP-ACTUATOR

5N6443 ACTUATOR VALVE GROUP-REPLACED BY 2W9635
PART OF 5N1960, 5N5330, 5N5338 & 5N5608 SHUT-OFF
AN ATTACHMENT
c308927 SEBP1281
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Parts for your 3512 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0S-1616 [4] BOLT  
2. 5P-0537 [8] WASHER  
3. 5N-2721 [1] COVER  
  5N-2720 [1] GASKET  
4. 5N-6442 [1] SPACER  
5. 5N-2885 [2] VALVE AS  
6. 5N-2886 [2] VALVE AS  
7. 3N-5739 [1] SPRING  
8. 7B-8167 [4] BOLT  
9. 3N-5738 [1] SPRING  
10. 3N-5757 [1] SPRING  
11. 5N-2724 [1] BODY-VALVE  
12. 5M-6213 C [1] PLUG  
13. 3D-4603 C [1] PLUG-PIPE  
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP12810878
 

4W-1775: VALVE GP-DIVERTER

4W1775 DIVERTER VALVE GROUP
PART OF 2W4925 & 2W4928 DIVERTER VALVE LINES
AN ATTACHMENT
c343538 SEBP1281
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Parts for your 3512 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7N-9738 [1] HOUSING-RECEPTACLE  
2. 7N-7780 [1] PIN-CONNECTOR  
3. 7N-7779 [1] SOCKET  
4. 3F-2065 [1] LOCKNUT-CONDUIT  
5. 5N-9073 [1] CLIP  
6. 5N-8943 [1] ADAPTER  
7. 4W-1705 [1] VALVE GP-DIVERTER  
8. 7L-9061 CJ [1] SEAL-O-RING  
9. 8L-2746 CJ [2] SEAL-O-RING  
10. 5P-9757 C [2] SEAL-O-RING  
11. 7W-0618 C [1] OPERATOR AS  
    THE FOLLOWING REPAIR
    KIT IS AVAILABLE:
  4W-1989 C [1] KIT-VALVE (VALVE)  
    (INCLUDES PARTS MARKED
    J, VALVE & DISC AS.)
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP12810879
 

2W-9635: VALVE GP-ACTUATOR

2W9635 ACTUATOR VALVE GROUP
PART OF 5N5338 & 5N5608 SHUT-OFF
AN ATTACHMENT
c319286 SEBP1281
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Parts for your 3512 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0S-1616 [4] BOLT  
2. 5P-0537 [8] WASHER  
3. 5N-2721 [1] COVER  
  5N-2720 [1] GASKET  
4. 5N-6442 [1] SPACER  
5. 5N-2885 [2] VALVE AS  
6. 5N-2886 [2] VALVE AS  
7. 3N-5739 [1] SPRING  
8. 7B-8167 [4] BOLT  
9. 3N-5738 [1] SPRING  
10. 3N-5757 [1] SPRING  
11. 5N-2724 [1] BODY-VALVE  
12. 8J-6815 [1] PLUG-ORIFICE  
 

Information:

Engine News
Service Letter-NACD
Product Improvement Program For Replacing The Oil Pressure Sensor To Eliminate Shutdown Due To False Low Oil Pressure Sensor Signals On Certain 3512 And 3516 Standby Engines
Product Improvement Program For Replacing The Oil Pressure Sensor To Eliminate Shutdown Due To False Low Oil Pressure Sensor Signals On Certain 3512 And 3516 Standby Engines
Engine Oil Pump Life May be Shortened By Excessive Motion In The Pump Drive Shaft On Certain 3508, 3508B, 3512, 3512B, G3508 And G3512 Industrial Engines; 777D Trucks; 992G Wheel Loaders; D11R Track-Type Tractors; and 854G Wheel Tractors
Engine Oil Pump Life May be Shortened By Excessive Motion In The Pump Drive Shaft On Certain 3508, 3508B, 3512, 3512B, G3508 And G3512 Industrial Engines; 777D Trucks; 992G Wheel Loaders; D11R Track-Type Tractors; and 854G Wheel Tractors
Service Letter-Australia
Product Improvement Program For Replacing The Oil Pressure Sensor To Eliminate Shutdown Due To False Low Oil Pressure Sensor Signals On Certain 3512 And 3516 Standby Engines
Product Improvement Program For Replacing The Oil Pressure Sensor To Eliminate Shutdown Due To False Low Oil Pressure Sensor Signals On Certain 3512 And 3516 Standby Engines
Engine Oil Pump Life May be Shortened By Excessive Motion In The Pump Drive Shaft On Certain 3508, 3508B, 3512, 3512B, G3508 And G3512 Industrial Engines; 777D Trucks; 992G Wheel Loaders; D11R Track-Type Tractors; and 854G Wheel Tractors
Engine Oil Pump Life May be Shortened By Excessive Motion In The Pump Drive Shaft On Certain 3508, 3508B, 3512, 3512B, G3508 And G3512 Industrial Engines; 777D Trucks; 992G Wheel Loaders; D11R Track-Type Tractors; and 854G Wheel Tractors
Service Letter-CFEL
Product Improvement Program For Replacing The Oil Pressure Sensor To Eliminate Shutdown Due To False Low Oil Pressure Sensor Signals On Certain 3512 And 3516 Standby Engines
Product Improvement Program For Replacing The Oil Pressure Sensor To Eliminate Shutdown Due To False Low Oil Pressure Sensor Signals On Certain 3512 And 3516 Standby Engines
Engine Oil Pump Life May be Shortened By Excessive Motion In The Pump Drive Shaft On Certain 3508, 3508B, 3512, 3512B, G3508 And G3512 Industrial Engines; 777D Trucks; 992G Wheel Loaders; D11R Track-Type Tractors; and 854G Wheel Tractors
Engine Oil Pump Life May be Shortened By Excessive Motion In The Pump Drive Shaft On Certain 3508, 3508B, 3512, 3512B, G3508 And G3512 Industrial Engines; 777D Trucks; 992G Wheel Loaders; D11R Track-Type Tractors; and 854G Wheel Tractors
Service Letter-CSARL
Product Improvement Program For Replacing The Oil Pressure Sensor To Eliminate Shutdown Due To False Low Oil Pressure Sensor Signals On Certain 3512 And 3516 Standby Engines
Product Improvement Program For Replacing The Oil Pressure Sensor To Eliminate Shutdown Due To False Low Oil Pressure Sensor Signals On Certain 3512 And 3516 Standby Engines
Engine Oil Pump Life May be Shortened By Excessive Motion In The Pump Drive Shaft On Certain 3508, 3508B, 3512, 3512B, G3508 And G3512 Industrial Engines; 777D Trucks; 992G Wheel Loaders; D11R Track-Type Tractors; and 854G Wheel Tractors
Engine Oil Pump Life May be Shortened By Excessive Motion In The Pump Drive Shaft On Certain 3508, 3508B, 3512, 3512B, G3508 And G3512 Industrial Engines; 777D Trucks; 992G Wheel Loaders; D11R Track-Type Tractors; and 854G Wheel Tractors
Service Letter-Americas
Product Improvement Program For Replacing The Oil Pressure Sensor To Eliminate Shutdown Due To False Low Oil Pressure Sensor Signals On Certain 3512 And 3516 Standby Engines
Product Improvement Program For Replacing The Oil Pressure Sensor To Eliminate Shutdown Due To False Low Oil Pressure Sensor Signals On Certain 3512 And 3516 Standby Engines
Engine Oil Pump Life May be Shortened By Excessive Motion In The Pump Drive Shaft On Certain 3508, 3508B, 3512, 3512B, G3508 And G3512 Industrial Engines; 777D Trucks; 992G Wheel Loaders; D11R Track-Type Tractors; and 854G Wheel Tractors
Engine Oil Pump Life May be Shortened By Excessive Motion In The Pump Drive Shaft On Certain 3508, 3508B, 3512, 3512B, G3508 And G3512 Industrial Engines; 777D Trucks; 992G Wheel Loaders; D11R Track-Type Tractors; and 854G Wheel Tractors
Service Letter-Brazil
Product Improvement Program For Replacing The Oil Pressure Sensor To Eliminate Shutdown Due To False Low Oil Pressure Sensor Signals On Certain 3512 And 3516 Standby Engines
Product Improvement Program For Replacing The Oil Pressure Sensor To Eliminate Shutdown Due To False Low Oil Pressure Sensor Signals On Certain 3512 And 3516 Standby Engines
Specifications
Engine Oil Pump
3500 Generator Set Engines
Service Letter-China
Product Improvement Program For Replacing The Oil Pressure Sensor To Eliminate Shutdown Due To False Low Oil Pressure Sensor Signals On Certain 3512 And 3516 Standby Engines
Product Improvement Program For Replacing The Oil Pressure Sensor To Eliminate Shutdown Due To False Low Oil Pressure Sensor Signals On Certain 3512 And 3516 Standby Engines
Engine Oil Pump Life May be Shortened By Excessive Motion In The Pump Drive Shaft On Certain 3508, 3508B, 3512, 3512B, G3508 And G3512 Industrial Engines; 777D Trucks; 992G Wheel Loaders; D11R Track-Type Tractors; and 854G Wheel Tractors
Engine Oil Pump Life May be Shortened By Excessive Motion In The Pump Drive Shaft On Certain 3508, 3508B, 3512, 3512B, G3508 And G3512 Industrial Engines; 777D Trucks; 992G Wheel Loaders; D11R Track-Type Tractors; and 854G Wheel Tractors
Service Letter-Asia
Product Improvement Program For Replacing The Oil Pressure Sensor To Eliminate Shutdown Due To False Low Oil Pressure Sensor Signals On Certain 3512 And 3516 Standby Engines
Product Improvement Program For Replacing The Oil Pressure Sensor To Eliminate Shutdown Due To False Low Oil Pressure Sensor Signals On Certain 3512 And 3516 Standby Engines
Engine Oil Pump Life May be Shortened By Excessive Motion In The Pump Drive Shaft On Certain 3508, 3508B, 3512, 3512B, G3508 And G3512 Industrial Engines; 777D Trucks; 992G Wheel Loaders; D11R Track-Type Tractors; and 854G Wheel Tractors
Engine Oil Pump Life May be Shortened By Excessive Motion In The Pump Drive Shaft On Certain 3508, 3508B, 3512, 3512B, G3508 And G3512 Industrial Engines; 777D Trucks; 992G Wheel Loaders; D11R Track-Type Tractors; and 854G Wheel Tractors
Reuse And Salvage Guidelines
Reuse and Salvage for 3044, 3046, 3064, 3066, 3400, 3500, and C175 Engine Oil Pumps {1304, 1315}
Reuse and Salvage for 3044, 3046, 3064, 3066, 3400, 3500, and C175 Engine Oil Pumps {1304, 1315}
Information Release Memo
APPEARANCE CHANGE ON REMAN SHORT BLOCKS
APPEARANCE CHANGE ON REMAN SHORT BLOCKS
Service Letter-APD
Product Improvement Program For Replacing The Oil Pressure Sensor To Eliminate Shutdown Due To False Low Oil Pressure Sensor Signals On Certain 3512 And 3516 Standby Engines
Product Improvement Program For Replacing The Oil Pressure Sensor To Eliminate Shutdown Due To False Low Oil Pressure Sensor Signals On Certain 3512 And 3516 Standby Engines
Engine Oil Pump Life May be Shortened By Excessive Motion In The Pump Drive Shaft On Certain 3508, 3508B, 3512, 3512B, G3508 And G3512 Industrial Engines; 777D Trucks; 992G Wheel Loaders; D11R Track-Type Tractors; and 854G Wheel Tractors
Engine Oil Pump Life May be Shortened By Excessive Motion In The Pump Drive Shaft On Certain 3508, 3508B, 3512, 3512B, G3508 And G3512 Industrial Engines; 777D Trucks; 992G Wheel Loaders; D11R Track-Type Tractors; and 854G Wheel Tractors
Testing and Adjusting
Disassembly and Assembly
Engine Oil Pump - Remove and Install
3508, 3512 and 3516 Generator Set Engines
Engine Oil Pump - Disassemble
3508, 3512 and 3516 Generator Set Engines
Engine Oil Pump - Assemble
3508, 3512 and 3516 Generator Set Engines
Service Magazine

Caterpillar Parts SIS Catalog 3512 :

Truck sale:

230,416 
Caterpillar 3512, mobile generator sets, Construction
- mobile generator sets
FINANZAUTO S.A.
230,416 
Caterpillar 3512, mobile generator sets, Construction
- mobile generator sets
FINANZAUTO S.A.
 
238,453 
Caterpillar 3512, mobile generator sets, Construction
- mobile generator sets
FINANZAUTO S.A.
178,974 
Caterpillar 3512, mobile generator sets, Construction
- mobile generator sets
FINANZAUTO S.A.
178,974 
Caterpillar 3512, mobile generator sets, Construction
- mobile generator sets
FINANZAUTO S.A.
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