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6L8983 WATER PUMP GROUP See Page 35 for Gasket Kit G399 GAS ENGINE


COOLING SYSTEM
PUMP GP-WATER
LINES GP-WATER
AIR INLET AND EXHAUST SYSTEM
AIR CLEANER GP
COOLING SYSTEM
LINES GP-WATER
AIR INLET AND EXHAUST SYSTEM
AIR CLEANER GP

GAS ENGINE G399 GAS ENGINE 49C
 G399 ENGINE 49C00001-00260 UEG0038S G399 49C   (1968)

COOLING SYSTEM

PUMP GP-WATER
PUMP GP-WATER
6L-8983 PUMP GP-WATER
RAW WATER PUMP GROUP
6L-4754 RAW WATER PUMP GROUP
PUMP GP-FRESH WATER
2N-0955 PUMP GP-FRESH WATER
PUMP GP-WATER
4L-8800 PUMP GP-WATER
 

#UEG0038S0001
 

6L-8983: PUMP GP-WATER

6L8983 WATER PUMP GROUP
See Page 35 for Gasket Kit
c115570 UEG0038S
6L8983 PUMP GP-WATER Parts scheme
  For full view, you need register

Parts for your G399 GAS ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  7L-0143 [1] HOUSING ASSEM.  
  5B-9318 [1] BALL  
    (PART OF HOUSING ASSEM. 7L143)
  1H-8278 [1] SEAL  
  7L-0103 H [1] IMPELLER  
  3H-5841 [8] BOLT  
  5L-5840 H [8] WASHER  
  6F-2691 H [1] WASHER  
  2S-3966 H [1] RING  
  3S-3535 [1] SEAL  
  3H-2018 H [1] NUT  
  3F-2771 H [1] COTTER PIN  
  9S-5168 [1] WASHER  
  6H-3491 [1] BELLOW ASSEM.  
    (PARTS OF SEAL ASSEM. 9S5169)
  9S-5169 [1] SEAL ASSEM.  
  6L-8972 [1] COVER  
  4L-6706 [10] GASKET  
  3F-1357 [1] PLUG  
  5B-3265 [1] GASKET  
  8S-2432 [1] KIT (REBUILD)  
    (CONSISTS OF PARTS MARKED H)
  4L-3437 [1] GASKET  
  0S-1571 [4] BOLT  
  3B-4506 H [4] LOCKWASHER  
  7F-7510 H [1] LOCK  
  3B-1915 [1] BOLT  
  4L-3761 H [1] RETAINER ASSEM.  
  5L-2660 [1] BEARING  
    (PART OF RETAINER ASSEM. 4L3761)
  6L-9080 H [1] SHAFT  
  4L-3756 H [1] BEARING  
  1C-2251 C [4] BOLT  
  7F-7510 H [4] LOCK  
  2N-2560 C [1] SEAL  
  2H-5558 [1] DOWEL  
    (PART OF RETAINER ASSEM. 4L3761)
  0S-1588 C [2] BOLT  
  5L-5840 H [2] WASHER  
  4L-9965 [1] GASKET  
  C   INDICATES CHANGE
 

#UEG0038S0002
 

6L-4754: RAW WATER PUMP GROUP

6L4754 RAW WATER PUMP GROUP
Serial No. 49C1 to 49C109 inclusive. See Page 35 for Gasket Kit
c159832 UEG0038S
6L4754 RAW WATER PUMP GROUP Parts scheme
  For full view, you need register

Parts for your G399 GAS ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  5B-9169 [2] PLUG (BRASS)  
  6L-2289 [2] ROD (ZINC)  
  6L-4660 [1] ELBOW  
  3F-1357 [1] PLUG  
  5B-3265 [1] GASKET  
  5L-1564 [1] ELBOW  
  6L-4552 [4] CLAMP  
  9M-5242 [1] HOSE  
  0S-1571 [4] BOLT  
  1D-4717 [4] NUT  
  3B-4506 [4] LOCKWASHER  
  4L-5832 [1] GASKET  
  5L-1635 [1] TANK  
  4L-8121 [1] GASKET  
  3H-5841 [8] BOLT  
  5L-5840 [8] WASHER  
  1H-8278 [1] SEAL  
  5L-1549 [1] COVER  
  4L-6220 H [1] IMPELLER ASSEM.  
  3H-2018 H [1] NUT  
  3F-2771 H [1] COTTER PIN  
  2H-4513 [1] GASKET  
  6F-2691 H [1] WASHER  
  6H-3497 [1] BELLOWS ASSEM.  
  4H-7496 H [1] PLATE  
  4H-5385 H [1] PLATE ASSEM.  
  2N-6423 H [1] RING  
  4L-6706 [10] GASKET  
  5P-6893 C [1] KIT (REBUILD)  
    (CONSISTS OF PARTS MARKED H)
  5L-8043 [1] GASKET  
  4L-3437 [1] GASKET  
  3B-1915 [2] BOLT  
  7F-7510 [6] LOCK  
  3F-1357 [1] PLUG  
  5B-3265 [1] GASKET  
  5P-1717 C [2] CLAMP  
  3H-5826 [3] BOLT (1.50" LONG)  
  5L-4387 [1] BOLT  
  3B-4508 [4] LOCKWASHER  
  6L-3930 [1] HOSE  
  0S-1587 [2] BOLT (1.75" LONG)  
  0S-1585 [1] BOLT (1.50" LONG)  
  1D-4719 [2] NUT  
  3B-4508 [3] LOCKWASHER  
  5L-1457 [1] HOUSING  
  5B-9318 [1] BALL  
  2N-6421 [3] PIN (DOWEL)  
  2N-6424 H [3] COTTER PIN  
  0S-1571 [2] BOLT (1.75" LONG)  
  1A-2029 [4] BOLT (1.125" LONG)  
    - OR -
  0S-1588 [6] BOLT (1.25" LONG)  
  3B-4506 [6] LOCKWASHER  
  2D-6642 C [1] BALL  
    (PART OF 4L3761 ASSEM.)
  4L-3437 [1] GASKET  
  2N-2560 [1] SEAL  
  [4] BOLT  
  4L-3761 [1] RETAINER ASSEM.  
  4L-3756 H [1] BEARING  
  5L-2660 H [1] BEARING  
    (PART OF RETAINER ASSEM. 4L3748)
  5L-1650 H [1] SHAFT  
  3F-5022 H [1] PLUG  
  4L-3748 [1] RETAINER ASSEM.  
  6F-7030 [6] BOLT  
  4L-3759 [3] LOCK  
  5L-2660 H [1] BEARING  
    (PART OF RETAINER ASSEM. 4L3761)
  5L-4074 [1] GEAR (31 TEETH)  
    (SAE STANDARD ROTATION)
    - OR -
  5L-4916 J [1] GEAR (31 TEETH)  
    (SAE OPPOSITE ROTATION)
  4L-9965 [1] GASKET  
  J   NOT PART OF RAW WATER PUMP GRO
 

#UEG0038S0003
 

2N-0955: PUMP GP-FRESH WATER

2N955 FRESH WATER PUMP GROUP
Serial No. 49C110-Up. See Page 35 for Gasket Kit
c160509 UEG0038S
2N0955 PUMP GP-FRESH WATER Parts scheme
  For full view, you need register

Parts for your G399 GAS ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4L-6231 [1] COVER  
2. 1N-5570 [1] HOUSING ASSEM.  
3. 1A-2029 [6] BOLT 28.58 mm(1.125 in.) long  
    or
  0S-1588 [6] BOLT 31.75 mm(1.25 in.) long  
4. 3B-4506 LOCKWASHER  
5. 4L-3761 [1] RETAINER ASSEM.  
6. 5L-2660 H [1] BEARING  
7. 4L-3756 H [1] BEARING  
8. 0S-1571 [4] BOLT  
9. 7F-7510 [6] LOCK  
10. 6F-7030 [6] BOLT  
  4L-3759 [3] LOCK  
11. 3F-5022 H [1] PLUG  
12. 4L-3748 [1] RETAINER ASSEM.  
13. 5L-2660 H [1] BEARING  
14. 4L-3437 [2] GASKET  
15. 3N-7717 CH [1] SHAFT  
16. 5L-4074 [1] GEAR (31 Teeth)  
    (SAE STANDARD ROTATION)
    -or-
  5L-4916 [1] GEAR (31 Teeth)  
    (SAE OPPOSITE STANDARD ROTATION)
17. 3B-1915 [2] BOLT  
18. 4L-9965 [1] GASKET (Retainer)  
19. 2N-2560 [1] SEAL  
20. 3F-1357 [1] PLUG  
  5B-3265 [1] GASKET  
21. 4L-6706 [10] GASKET  
22. 3H-5841 [8] BOLT  
  5L-5840 [8] WASHER  
23. 1H-8278 [1] SEAL  
24. 2S-3966 [1] RING  
25. 3S-3535 [1] SEAL  
26. 6F-2691 H [1] WASHER  
27. 3H-2018 H [1] NUT  
  3F-2771 H [1] COTTER PIN  
28. 7L-0104 H [1] IMPELLER  
29. 9S-5169 [1] SEAL ASSEM.  
30. 6H-3491 [1] BELLOWS ASSEM.  
31. 9S-5168 [1] WASHER  
  C   INDICATES CHANGE
 

#UEG0038S0004
 

6L-9902: WATER LINES

WATER LINES (6L9902 N/S)
Note: 6F6041 Rust Inhibitor is available. Refer also to Pages 92, 92A, 93, 93A, 93B & 98 for special parts
c136074 UEG0038S
6L9902 WATER LINES Parts scheme
  For full view, you need register

Parts for your G399 GAS ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6L-9890 [2] HOSE  
2. 6L-9891 [4] CLAMP  
3. 9M-2092 [1] SEAL  
4. 7L-5523 [1] ELBOW  
5. 1A-2029 [16] BOLT  
6. 3B-4506 [42] LOCKWASHER  
7. 4L-8128 [5] GASKET  
8. 0L-1160 [2] GASKET  
9. 0S-1594 [2] BOLT  
10. 4L-6215 [1] ELBOW  
11. 3J-5389 [2] PLUG  
12. 4L-6216 [1] GASKET  
13. 7L-6328 [1] TUBE ASSEM.  
14. 6L-9400 [1] PIPE  
15. 2S-2251 [1] SEAL  
16. 6L-1650 [1] SEAL  
17. 8M-2331 [1] GASKET  
18. 6L-9271 [1] ELBOW ASSEM.  
19. 0L-0765 [8] STUD  
    (Part of 6L9271 Elbow Assem.)
20. 4L-5832 [1] GASKET  
21. 0S-1588 [4] BOLT  
22. 4L-7885 [1] GASKET  
23. 6L-9257 [1] ELBOW  
24. 1D-4717 [8] NUT  
25. 6L-9577 [1] TUBE ASSEM.  
26. 6L-9578 [1] ELBOW  
27. 6L-9386 [1] BOX  
28. 4L-8728 [1] COVER  
29. 0S-0509 [8] BOLT  
 

#UEG0038S0005
 

FRESH WATER LINES

FRESH WATER LINES
Effective with Serial No. 49C110
See Page 35 for Gasket Kit
c127244 UEG0038S
None FRESH WATER LINES Parts scheme
  For full view, you need register

Parts for your G399 GAS ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. [1] HOSE  
2. [4] CLAMP  
3. [1] PIPE ASSEM.  
4. [1] BOLT  
5. [1] TUBE ASSEM.  
6. [3] CLIP  
7. [2] HOSE  
8. [4] CLAMP  
9. [1] ELBOW  
10. [8] CLIP  
11. [1] HOSE  
12. [1] ELBOW  
13. [11] BOLT  
14. [19] LOCKWASHER  
15. [1] TUBE  
16. [3] SPACER  
17. [3] BOLT  
  [4] NUT  
  [4] LOCKWASHER  
18. [1] GASKET  
19. [2] GASKET  
20. [4] BOLT  
21. [1] PIPE ASSEM.  
22. [4] BOLT  
  [4] NUT  
 

#UEG0038S0006
 

7L-3224: AIR CLEANER INDICATOR GROUP

7L3224 AIR CLEANER INDICATOR GROUP--2 Required
Serial No. 49C1 to 49C133 inclusive
Refer also to Page 91 for special parts
c104951 UEG0038S
7L3224 AIR CLEANER INDICATOR GROUP Parts scheme
  For full view, you need register

Parts for your G399 GAS ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. [1] NIPPLE  
2. [1] ELBOW  
3. [1] FITTING  
4. [1] INDICATOR  
 

#UEG0038S0007
 

7L-4371: RAW WATER LINES GROUP

7L4371 RAW WATER LINES GROUP
Serial No. 49C1 to 49C109 inclusive
c100999 UEG0038S
7L4371 RAW WATER LINES GROUP Parts scheme
  For full view, you need register

Parts for your G399 GAS ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. [1] TUBE  
2. [3] CLIP  
3. [2] CLAMP  
4. [1] ELBOW  
5. [4] CLAMP  
6. [2] HOSE  
7. [2] ELBOW  
8. [1] HOSE  
9. [2] PLUG  
10. [1] ADAPTER  
11. [2] ROD  
12. [2] CLAMP  
13. [11] BOLT  
  [11] LOCKWASHER  
14. [1] HOSE  
 

#UEG0038S0008
 

2N-3324: GAUGE GP-AIR CLEANER

AIR FILTER INDICATOR (2N3324 N/S)--2 Required
Serial No. 49C134-Up
Refer also to Page 91 for special parts
c115371 UEG0038S
2N3324 GAUGE GP-AIR CLEANER Parts scheme
  For full view, you need register

Parts for your G399 GAS ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5L-3233 [1] FITTING  
2. 3B-6552 [1] ELBOW  
3. 2N-3323 [1] INDICATOR  
 

#UEG0038S0009
 

7L-6549: AIR CLEANER GP

AIR CLEANER (7L6549 N/S)
Refer also to Pages 88B & 90 for special parts
c114857 UEG0038S
7L6549 AIR CLEANER GP Parts scheme
  For full view, you need register

Parts for your G399 GAS ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. [4] SUPPORT  
2. [2] FILTER PANEL  
3. [2] COVER ASSEM.  
4. [4] BOLT  
5. [2] BOLT  
6. [30] NUT  
7. [34] LOCKWASHER  
8. [2] HOUSING ASSEM.  
9. [2] PLUG  
10. C [2] BRACE  
11. [2] BOLT  
  [2] NUT  
12. [16] PLUG (Button)  
13. [16] BOLT  
14. [8] BOLT  
15. [4] WASHER  
  [8] SPACER  
16. [4] BOLT  
17. [2] CHANNEL  
  C   INDICATES CHANGE
 

Information:

Engine News
Improved Seal Used Between Impeller And Bearings On Water Pump Shaft
1978/01/18
Specifications
Fresh Water Pumps
G379, G398 & G399 ENGINES
Auxiliary Water Pump
G379, G398 & G399 ENGINES
Information Release Memo
APPEARANCE CHANGE ON REMAN SHORT BLOCKS
APPEARANCE CHANGE ON REMAN SHORT BLOCKS
Disassembly and Assembly
Accessory Drive Housing
G379, G398 & G399 ENGINES
Water Pump
G379, G398 & G399 ENGINES
Service Magazine
Improved Seal Used Between Impeller And Bearings On Water Pump Shaft{1361,1371}
1978/01/09

Caterpillar Parts SIS Catalog G399 :

RAW WATER PUMP GROUP
6L-4754 RAW WATER PUMP GROUP
PUMP GP-FRESH WATER
2N-0955 PUMP GP-FRESH WATER
WATER LINES
6L-9902 WATER LINES
FRESH WATER LINES
FRESH WATER LINES
AIR CLEANER INDICATOR GROUP
7L-3224 AIR CLEANER INDICATOR GROUP
RAW WATER LINES GROUP
7L-4371 RAW WATER LINES GROUP
GAUGE GP-AIR CLEANER
2N-3324 GAUGE GP-AIR CLEANER
AIR CLEANER GP
7L-6549 AIR CLEANER GP

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