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7L144 WATER PUMP GROUP Serial No. 23C1 to 23C431 inclusive. See Page 18 for Gasket Kit Refer also to Pages 58B & 59 for special parts 3306


COOLING SYSTEM
PUMP GP-WATER
BASIC ENGINE
DRIVE GP-ACCESSORY
LUBRICATION SYSTEM
FILLER GP-ENGINE OIL
AIR INLET AND EXHAUST SYSTEM
AIR CLEANER GP
LUBRICATION SYSTEM
FILLER GP-ENGINE OIL
AIR INLET AND EXHAUST SYSTEM
AIR CLEANER GP
EXHAUST GP


COOLING SYSTEM

PUMP GP-WATER
 

#UEG0037S0001
 

7L-0144: WATER PUMP GROUP

7L144 WATER PUMP GROUP
Serial No. 23C1 to 23C431 inclusive. See Page 18 for Gasket Kit
Refer also to Pages 58B & 59 for special parts
c107690 UEG0037S
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Parts for your 3306 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9L-2252 [1] GASKET  
2. 1A-2029 [1] BOLT  
3. 3B-4506 [2] LOCKWASHER  
4. 5F-3999 [1] SEAL  
5. 7L-7838 H [1] IMPELLER  
6. 7L-7884 [1] GASKET  
7. 1D-4716 [4] NUT  
  7L-0119 [4] LOCK  
8. 7L-7850 [1] GASKET  
9. 2H-3777 H [1] NUT  
  5F-8916 H [1] LOCK  
10. 7L-0904 H [1] SHAFT  
11. 7L-7841 [1] COVER  
12. 8H-9789 H [2] BEARING  
13. 7L-7839 H [1] GEAR (40 Teeth)  
14. 1D-4719 [4] NUT  
  3B-4508 [4] LOCKWASHER  
15. 7L-7840 [1] CAGE  
16. 3S-2214 [1] SEAL  
17. 7L-7883 [1] HOUSING ASSEM.  
18. 4M-1336 [1] FERRULE  
19. 3D-0471 [4] STUD  
20. 6L-7442 [4] STUD  
    (Parts of 7L7883 Housing Assem.)
21. 1B-5174 [1] PLUG  
22. 0L-1143 [1] BOLT  
23. 4J-2506 [1] SEAL  
24. 8L-4195 [1] COVER  
25. 7L-7552 [1] SEAL ASSEM.  
  8S-7895 [1] KIT (Water Pump Rebuild)  
    (Consists of all parts marked H)
 

#UEG0037S0002
 

7L-0144: WATER PUMP GROUP

7L144 WATER PUMP GROUP
Serial No. 23C432 to 23C442 inclusive. See Page 18 for Gasket Kits
Refer also to Pages 58B & 59 for special parts
c129871 UEG0037S
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Parts for your 3306 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9L-2252 [1] GASKET  
2. 1A-2029 [1] BOLT  
3. 3B-4506 [2] LOCKWASHER  
4. 5F-3999 [1] SEAL  
5. 1N-8493 CH [1] IMPELLER  
6. 7L-7884 [1] GASKET  
7. 1D-4716 [4] NUT  
  7L-0119 [4] LOCK  
8. 7L-7850 [1] GASKET  
9. 2H-3777 H [1] NUT  
  5F-8916 H [1] LOCK  
10. 1N-8448 CH [1] SHAFT  
11. 7L-7841 [1] COVER  
12. 8H-9789 H [2] BEARING  
13. 7L-7839 H [1] GEAR (40 Teeth)  
14. 1D-4719 [4] NUT  
  3B-4508 [4] LOCKWASHER  
15. 7L-7840 [1] CAGE  
16. 3S-2214 [1] SEAL  
17. 2N-1853 C [1] HOUSING ASSEM.  
18. 4M-1336 [1] FERRULE  
19. 3D-0471 [4] STUD  
20. 6L-7442 [4] STUD  
    (Parts of 2N1853 Assem.)
21. 1B-5174 [1] PLUG  
22. 0L-1143 [1] BOLT  
23. 4J-2506 [1] SEAL  
24. 8L-4195 [1] COVER  
25. 1N-9176 C [1] SEAL ASSEM.  
26. 8S-8821 C [1] SEAL  
  8S-7762 [1] RING  
27. 4M-2347 [1] NUT  
  7F-0560 C [1] WASHER  
  4M-2348 [1] COTTER PIN  
  8S-7895 [1] KIT (Water Pump Rebuild)  
    (Consists of all parts marked H)
  C   INDICATES CHANGE FROM PREVIOUS
 

#UEG0037S0003
 

7L-0144: WATER PUMP GROUP

7L144 WATER PUMP GROUP
Serial No. 23C443-Up
See Page 18 for Gasket Kits
Refer also to Page 58B & 59 for special parts
c139043 UEG0037S
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Parts for your 3306 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9L-2252 [1] GASKET  
2. 1A-2029 [1] BOLT  
3. 3B-4506 [2] LOCKWASHER  
4. 5F-3999 [1] SEAL  
5. 1N-8493 CH [1] IMPELLER  
6. 7L-7884 [1] GASKET  
7. 1D-4716 [4] NUT  
  7L-0119 [4] LOCK  
8. 7L-7850 [1] GASKET  
9. 2H-3777 H [1] NUT  
  5F-8916 [1] LOCK  
10. 1N-8448 CH [1] SHAFT  
11. 7L-7841 [1] COVER  
12. 8H-9789 H [2] BEARING  
13. 7L-7839 [1] GEAR (40 Teeth)  
14. 1D-4719 [4] NUT  
  3B-4508 [4] LOCKWASHER  
15. 7L-7840 [1] CAGE  
16. 3S-2214 [1] SEAL  
17. 2N-2484 [1] HOUSING ASSEM.  
  2N-2485 [1] ADAPTER  
18. 4M-1336 [1] FERRULE  
19. 3D-0471 [4] STUD  
20. 6L-7442 [4] STUD  
21. 1B-5174 [1] PLUG  
22. 0L-1143 [1] BOLT  
23. 4J-2506 [1] SEAL  
24. 8L-4195 [1] COVER  
25. 1N-9176 [1] SEAL ASSEM.  
26. 4M-2347 H [1] NUT  
  7F-0560 CH [1] WASHER  
  4M-2348 H [1] COTTER PIN  
27. 8S-8821 C [1] SEAL  
28. 8S-7762 C [1] RING  
  3P-2003 [1] KIT (Water Pump Rebuild)  
    (Consists of all parts marked H)
  C   INDICATES CHANGE
 

#UEG0037S0004
 

7L-0260: ACCESSORY DRIVE

ACCESSORY DRIVE (7L260 N/S)
c108678 UEG0037S
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Parts for your 3306 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8H-9787 [1] COVER  
  8H-9788 [1] GASKET  
2. 1A-9136 [2] BOLT  
3. 3B-4505 [8] LOCKWASHER  
4. 8H-9789 [1] BEARING  
5. 8H-9718 [1] RETAINER  
6. 5S-7614 [1] GEAR (80 Teeth)  
7. 5S-3828 [1] SLEEVE  
8. 9S-1313 [1] NUT  
9. 7S-9847 [1] WASHER  
10. 0S-1594 [4] BOLT  
  7M-9763 [2] LOCK  
11. 5S-7612 [1] PLATE  
12. 2H-3755 [2] BOLT  
  2F-6156 [1] LOCK  
13. 5S-7660 [1] GEAR ASSEM. (57 Teeth)  
14. 5S-7630 [1] BEARING  
    (Part of 5S7660 Gear Assem.)
15. 5S-7611 [1] LOCK  
16. 0L-1351 [2] BOLT  
17. 5S-7608 [1] SHAFT  
18. 5B-9079 [1] NUT  
19. 8H-9364 [1] GASKET  
20. 7S-5047 [1] SHAFT  
21. 5M-6214 [2] PLUG  
22. 7L-0396 [1] HOUSING ASSEM.  
23. 2H-1190 [3] DOWEL  
24. 3F-6808 [1] DOWEL  
    (Parts of 7L396 Housing Assem.)
25. 8H-9220 [1] GASKET  
26. 1B-9575 [2] BOLT  
27. 0S-1618 [4] BOLT  
 

#UEG0037S0005
 

7L-0274: OIL FILLER BREATHER AND FUMES DISPOSAL

OIL FILLER, BREATHER AND FUMES DISPOSAL (7L274 N/S)
Serial No. 23C1 to 23C484 inclusive
c104927 UEG0037S
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Parts for your 3306 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5L-2952 [1] CAP ASSEM.  
2. 6L-2609 [1] SEAL  
    (Part of 5L2952 Cap Assem.)
3. 5L-1863 [1] HOSE  
4. 7L-0497 [2] CLAMP  
5. 4L-9907 [1] BREATHER ASSEM.  
6. 4L-8231 [1] GASKET  
7. 1D-4717 [3] NUT  
8. 3B-4506 [6] LOCKWASHER  
9. 5S-8055 [1] GASKET  
10. 1A-2029 [2] BOLT  
11. 0T-0573 [1] BOLT  
12. 5B-3850 [5] WASHER  
13. 3S-3337 [1] CLIP  
14. 0S-0509 [1] BOLT  
15. 1S-0724 [1] CLIP  
16. 7L-0492 [1] TUBE (Fumes Disposal)  
17. 7L-0201 [1] ELBOW  
 

#UEG0037S0006
 

7L-0250: AIR CLEANER GP

7L250 AIR CLEANER GROUP
Serial No. 23C398 to 23C412 inclusive
Refer also to Pages 57 & 58 for special parts
c117708 UEG0037S
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Parts for your 3306 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5L-7687 C [1] AIR CLEANER ASSEM.  
2. 4L-9851 [1] ELEMENT SERVICE GROUP  
3. 4L-9891 [1] GASKET  
4. 5L-8895 [1] BODY ASSEM.  
  7M-1674 [1] ELEMENT  
5. 4L-9893 [1] COVER ASSEM.  
  4L-9891 [1] GASKET  
6. 5M-6214 [2] PLUG  
7. 5L-7875 [2] BAND  
8. 8B-2377 [2] BOLT  
  1B-4330 [2] NUT  
  4B-4276 [4] WASHER  
9. 8L-5802 [1] BRACKET ASSEM.  
10. 7F-1866 [2] BOLT  
  1D-4717 [2] NUT  
11. 5M-2894 C [2] WASHER  
12. 2P-3201 C [1] BOLT  
  9L-1659 [1] LUG  
13. 7L-5368 [1] ELBOW  
  7L-7459 [2] SEAL  
14. 7L-2031 [2] SEAL  
15. 5L-7874 [1] SCREEN  
  C   INDICATES CHANGE
 

#UEG0037S0007
 

2N-3934: OIL FILLER BREATHER AND FUMES DISPOSAL

OIL FILLER, BREATHER AND FUMES DISPOSAL (2N3934 N/S)
Serial No. 23C485-Up
c130915 UEG0037S
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Parts for your 3306 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5L-2952 [1] CAP ASSEM.  
2. 6L-2609 [1] SEAL  
    (Part of 5L2952 Assem.)
3. 9M-2904 [2] CLAMP  
4. 8S-0780 [1] HOSE  
5. 3H-3243 [1] BOLT  
  4K-9890 [1] WASHER  
6. 8S-0248 [1] BREATHER ASSEM.  
7. 6L-5359 [1] SEAL  
8. 0S-1594 [3] BOLT  
  3B-4506 [3] LOCKWASHER  
9. 5S-8055 [1] GASKET  
10. 9L-4540 [1] TUBE ASSEM.  
11. 2N-3935 [1] TUBE  
12. 4B-4278 [1] WASHER  
13. 4M-6723 [1] CLIP  
 

#UEG0037S0008
 

7L-0250: AIR CLEANER GP

7L250 AIR CLEANER GROUP
Serial No. 23C1 to 23C397 & 23C413-Up
Refer also to Pages 57 & 58 for special parts
c139770 UEG0037S
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Parts for your 3306 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5M-6214 [2] PLUG  
2. 4L-9851 [1] ELEMENT SERVICE GROUP  
3. 4L-9891 [1] GASKET  
4. 7L-8470 [1] BODY ASSEM.  
5. 6L-4711 [2] CLAMP ASSEM.  
6. 5L-7874 [1] SCREEN  
7. 5L-7875 [2] BAND  
8. 8B-2377 [2] BOLT  
  1B-4330 [2] NUT  
  4B-4276 [4] WASHER  
9. 8L-5802 [1] BRACKET ASSEM.  
10. [2] BOLT  
  1D-4717 [2] NUT  
11. 3B-4506 [3] LOCKWASHER  
12. 1A-2029 [1] BOLT  
  9L-1659 [1] LUG  
13. 7L-5368 [1] ELBOW  
  7L-7459 [2] SEAL  
14. 7L-2031 [2] SEAL  
15. 2N-9891 C [1] COVER ASSEM.  
16. 2N-9882 C [1] KIT (4 Spacers & Adhesive)  
    (For 2N9891 Cover Assem.)
  C   INDICATES CHANGE
 

#UEG0037S0009
 

5L-8649: PIPE GP-EXHAUST

5L8649 EXHAUST PIPE GROUP--4 Inch
Serial No. 23C1 to 23C649 inclusive. Also available as an
Attachment at Serial No. 23C650-Up. Note: 7S4994 Rain Cap is
available. Refer also to Page 60 for special parts
c76215 UEG0037S
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Parts for your 3306 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  5L-8648 [1] PIPE ASSEM.  
  6L-4716 [1] GASKET  
  0S-1595 [4] BOLT  
  1B-5357 [4] NUT  
 

Information:

Engine News
Special Instruction
Installing 3S6610 Water Pump Cage{1361}
Installing 3S6610 Water Pump Cage{1361}
Service Letter-NACD
Water Pumps In Parts Stock Need To Have The Coolant Seals Replaced And Certain Seals Need To Be Removed From Stock
Water Pumps In Parts Stock Need To Have The Coolant Seals Replaced And Certain Seals Need To Be Removed From Stock
The Plastic Impeller Needs To Be Removed From Certain Water Pumps In Parts Stock And Replaced With A Cast Iron Impeller.
The Plastic Impeller Needs To Be Removed From Certain Water Pumps In Parts Stock And Replaced With A Cast Iron Impeller.
Service Letter-Australia
Water Pumps In Parts Stock Need To Have The Coolant Seals Replaced And Certain Seals Need To Be Removed From Stock
Water Pumps In Parts Stock Need To Have The Coolant Seals Replaced And Certain Seals Need To Be Removed From Stock
The Plastic Impeller Needs To Be Removed From Certain Water Pumps In Parts Stock And Replaced With A Cast Iron Impeller.
The Plastic Impeller Needs To Be Removed From Certain Water Pumps In Parts Stock And Replaced With A Cast Iron Impeller.
Service Letter-CFEL
Water Pumps In Parts Stock Need To Have The Coolant Seals Replaced And Certain Seals Need To Be Removed From Stock
Water Pumps In Parts Stock Need To Have The Coolant Seals Replaced And Certain Seals Need To Be Removed From Stock
The Plastic Impeller Needs To Be Removed From Certain Water Pumps In Parts Stock And Replaced With A Cast Iron Impeller.
The Plastic Impeller Needs To Be Removed From Certain Water Pumps In Parts Stock And Replaced With A Cast Iron Impeller.
Service Letter-CSARL
Water Pumps In Parts Stock Need To Have The Coolant Seals Replaced And Certain Seals Need To Be Removed From Stock
Water Pumps In Parts Stock Need To Have The Coolant Seals Replaced And Certain Seals Need To Be Removed From Stock
The Plastic Impeller Needs To Be Removed From Certain Water Pumps In Parts Stock And Replaced With A Cast Iron Impeller.
The Plastic Impeller Needs To Be Removed From Certain Water Pumps In Parts Stock And Replaced With A Cast Iron Impeller.
Service Letter-Americas
Water Pumps In Parts Stock Need To Have The Coolant Seals Replaced And Certain Seals Need To Be Removed From Stock
Water Pumps In Parts Stock Need To Have The Coolant Seals Replaced And Certain Seals Need To Be Removed From Stock
The Plastic Impeller Needs To Be Removed From Certain Water Pumps In Parts Stock And Replaced With A Cast Iron Impeller.
The Plastic Impeller Needs To Be Removed From Certain Water Pumps In Parts Stock And Replaced With A Cast Iron Impeller.
Service Letter-Brazil
Water Pumps In Parts Stock Need To Have The Coolant Seals Replaced And Certain Seals Need To Be Removed From Stock
Water Pumps In Parts Stock Need To Have The Coolant Seals Replaced And Certain Seals Need To Be Removed From Stock
The Plastic Impeller Needs To Be Removed From Certain Water Pumps In Parts Stock And Replaced With A Cast Iron Impeller.
The Plastic Impeller Needs To Be Removed From Certain Water Pumps In Parts Stock And Replaced With A Cast Iron Impeller.
Service Letter-Truck/Ag/Marine
Water Pumps In Parts Stock Need To Have The Coolant Seals Replaced And Certain Seals Need To Be Removed From Stock
Water Pumps In Parts Stock Need To Have The Coolant Seals Replaced And Certain Seals Need To Be Removed From Stock
The Plastic Impeller Needs To Be Removed From Certain Water Pumps In Parts Stock And Replaced With A Cast Iron Impeller.
The Plastic Impeller Needs To Be Removed From Certain Water Pumps In Parts Stock And Replaced With A Cast Iron Impeller.
Technical Information Bulletin
Remanufacturing Water Pumps For The 3300 Family Of Engines
Remanufacturing Water Pumps For The 3300 Family Of Engines
Specifications
Water Pump
D330, D333, 3304, 3306 INDUSTRIAL & MARINE ENGINES
Water Pump<BR> (3N2850, 2P662)
D330, D333, 3304, 3306 INDUSTRIAL & MARINE ENGINES
Raw Water Pump
D330, D333, 3304, 3306 INDUSTRIAL & MARINE ENGINES
Water Pump
3304 & 3306 INDUSTRIAL & MARINE ENGINES
Service Letter-China
Water Pumps In Parts Stock Need To Have The Coolant Seals Replaced And Certain Seals Need To Be Removed From Stock
Water Pumps In Parts Stock Need To Have The Coolant Seals Replaced And Certain Seals Need To Be Removed From Stock
The Plastic Impeller Needs To Be Removed From Certain Water Pumps In Parts Stock And Replaced With A Cast Iron Impeller.
The Plastic Impeller Needs To Be Removed From Certain Water Pumps In Parts Stock And Replaced With A Cast Iron Impeller.
Service Letter-Asia
Water Pumps In Parts Stock Need To Have The Coolant Seals Replaced And Certain Seals Need To Be Removed From Stock
Water Pumps In Parts Stock Need To Have The Coolant Seals Replaced And Certain Seals Need To Be Removed From Stock
The Plastic Impeller Needs To Be Removed From Certain Water Pumps In Parts Stock And Replaced With A Cast Iron Impeller.
The Plastic Impeller Needs To Be Removed From Certain Water Pumps In Parts Stock And Replaced With A Cast Iron Impeller.
Reuse And Salvage Guidelines
Reuse and Salvage of Water Pumps {1361}
Reuse and Salvage of Water Pumps {1361}
Information Release Memo
PRODUCT LINE ADDITION: REMANUFACTURED SEA WATER PUMPS
PRODUCT LINE ADDITION: REMANUFACTURED SEA WATER PUMPS
APPEARANCE CHANGE ON REMAN SHORT BLOCKS
APPEARANCE CHANGE ON REMAN SHORT BLOCKS
Service Letter-APD
Water Pumps In Parts Stock Need To Have The Coolant Seals Replaced And Certain Seals Need To Be Removed From Stock
Water Pumps In Parts Stock Need To Have The Coolant Seals Replaced And Certain Seals Need To Be Removed From Stock
The Plastic Impeller Needs To Be Removed From Certain Water Pumps In Parts Stock And Replaced With A Cast Iron Impeller.
The Plastic Impeller Needs To Be Removed From Certain Water Pumps In Parts Stock And Replaced With A Cast Iron Impeller.
Disassembly and Assembly
Water Pump
D330, D333, 3304, 3306 INDUSTRIAL & MARINE ENGINES
Jacket Water Pump
D330, D333, 3304, 3306 INDUSTRIAL & MARINE ENGINES
Sea Water Pump
D330, D333, 3304, 3306 INDUSTRIAL & MARINE ENGINES
Accessory Drive Housing And Shaft
D330, D333, 3304, 3306 INDUSTRIAL & MARINE ENGINES
Sea Water Pump (Marine Engine)
3304 & 3306 INDUSTRIAL & MARINE ENGINES
Sea Water Pump
3304 & 3306 INDUSTRIAL & MARINE ENGINES
Sea Water Pump
3304 & 3306 INDUSTRIAL & MARINE ENGINES
Jacket Water Pump
3304 & 3306 INDUSTRIAL & MARINE ENGINES
Water Pump (Industrial Engine)
3304 & 3306 INDUSTRIAL & MARINE ENGINES
Service Magazine

Caterpillar Parts SIS Catalog 3306 :

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