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6L8983 WATER PUMP GROUP*R Serial No. 49C261 To 49C569 Inclusive. Part Of 3N1197, 3N3373, 3N3340 & 3N3374 Engine Arrangements Listed On Pages 8 Through 11. See Page 39 For Gasket Kits. Refer Also To Page 90 For Special Parts G399


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

GAS ENGINE G399 GAS ENGINE 49C
 G399 ENGINE 49C00261-UP UEG0605S G399 49C   (1968)

COOLING SYSTEM

PUMP GP-WATER
PUMP GP-WATER
6L-8983 PUMP GP-WATER
PUMP GP-WATER
6L-8983 PUMP GP-WATER
PUMP GP-FRESH WATER
2N-0955 PUMP GP-FRESH WATER
PUMP GP-FRESH WATER
2N-0955 PUMP GP-FRESH WATER
PUMP GP-FRESH WATER
2N-0955 PUMP GP-FRESH WATER
AUXILIARY PUMP AND LINES GROUP
2N-8299 AUXILIARY PUMP AND LINES GROUP
PUMP GP-WATER
4L-8800 PUMP GP-WATER
2N-9507 PUMP GP-AUXILIARY
 

#UEG0605S0010
 

6L-8983: PUMP GP-WATER

6L8983 WATER PUMP GROUP*R
Serial No. 49C261 To 49C569 Inclusive. Part Of 3N1197, 3N3373, 3N3340 &
3N3374 Engine Arrangements Listed On Pages 8 Through 11. See Page 39 For
Gasket Kits. Refer Also To Page 90 For Special Parts
c115570 UEG0605S
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
 

#UEG0605S0011
 

6L-8983: PUMP GP-WATER

6L8983 WATER PUMP GROUP*R
S/N 49C570-Up.
See Page 39 For Gasket Kits
Refer Also To Page 90 For Special Parts
c348980 UEG0605S
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
1. 5N-1687 C [1] HOUSING AS-PUMP  
  5B-9318 [1] BALL  
2. 7L-0103 [1] IMPELLER  
3. 6N-4743 C [1] SEAL AS-PUMP  
  6N-5476 C [1] RING-SEAL  
4. 2N-2560 [1] SEAL-LIP TYPE  
5. 4L-3437 [1] GASKET  
6. 1C-2251 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
7. 3B-1915 [1] BOLT  
8. 7F-7510 J [5] LOCK-NUT  
9. 4L-3761 [1] RETAINER AS  
10. 5L-2660 J [1] BEARING-SLEEVE  
11. 2D-6642 C [1] BALL  
12. 5N-4378 CJ [1] SHAFT AS-PUMP  
13. 4L-3756 J [1] BEARING-THRUST  
14. 0S-1571 [4] BOLT  
15. 4L-9965 [1] GASKET  
16. 1A-2029 C [2] BOLT  
  4B-4278 C [2] WASHER  
17. 5L-5840 J [10] WASHER  
18. 6N-4744 C [1] ADAPTER  
  6N-5475 C [1] SEAL-WATER PUMP  
19. 3F-1357 [1] PLUG-DRAIN  
  5B-3265 [1] GASKET  
20. 4L-6706 [10] GASKET  
21. 3H-5841 [8] BOLT  
  5M-2894 C [8] WASHER  
22. 6L-8972 [1] COVER-PUMP INLET  
23. 3H-2018 J [1] NUT  
  3F-2771 J [1] PIN-COTTER  
24. 3K-0363 C [1] WASHER  
25. 1H-8278 [1] SEAL-O-RING  
    THE FOLLOWING REPAIR
    KIT IS AVAILABLE:
  1W-7080 C [1] KIT-WATER PUMP REBUILD (REBUILD)  
    (INCL. PARTS MARKED J)
  C   CHANGE FROM PREVIOUS TYPE
 

#UEG0605S0012
 

2N-0955: PUMP GP-FRESH WATER

2N955 FRESH WATER PUMP GROUP--Type 1
Serial No. 49C272 to 49C576 inclusive. Part of 3N1197 and 3N3373 Engine
Arrangements listed on Pages 8 & 9. Also part of 2N8299 Auxiliary Pump and Lines
Groups & 2N9507 Auxiliary Pump Arrangement shown on Pages 14 & 95
See Page 39 for Gasket Kits
c160510 UEG0605S
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(1.25 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)  
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  
  5N-3377 C [1] REBUILD KIT  
    (Consists of all parts marked H)
  C   INDICATES CHANGE
 

#UEG0605S0013
 

2N-0955: PUMP GP-FRESH WATER

2N955 FRESH WATER PUMP GROUP--Type 2
Serial No. 49C272 to 49C576 inclusive. Part of 3N1197 and 3N3373 Engine
Arrangements listed on Pages 8 and 9. Also part of 2N8299 Auxiliary Pump
and Lines Group and 2N9507 Auxiliary Pump Arrangement shown on Pages 14
and 95. See Page 39 for Gasket Kits
c220899 UEG0605S
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. 0S-1588 [6] BOLT  
4. 3B-4506 [6] LOCKWASHER  
5. 4L-3761 [1] RETAINER ASSEM.  
    (Includes)
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.  
    (Includes)
13. 5L-2660 H [1] BEARING  
14. 4L-3437 [2] GASKET  
15. 3N-7717 H [1] SHAFT  
16. 5L-4074 [1] GEAR (31 teeth)  
17. 3B-1915 [2] BOLT  
18. 4L-9965 [1] GASKET (retainer)  
19. 2N-2560 [1] SEAL  
20. 3F-1357 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. 4N-4340 C [1] SEAL ASSEM.  
    (Includes)
30. [1] BELLOWS ASSEM.  
31. 9S-5168 [1] WASHER  
  C   INDICATES CHANGE
 

#UEG0605S0014
 

2N-0955: PUMP GP-FRESH WATER

2N955 FRESH WATER PUMP GROUP
Serial No. 49C577-Up. Part of 3N1197 and 3N3373 Engine Arrangements
listed on Pages 8 and 9. Also part of 2N8299 Auxiliary Pump and Lines Group
and 2N9507 Auxiliary Pump Arrangement shown on Pages 14 and 95
See Page 39 for Gasket Kits
c220900 UEG0605S
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. 6L-8972 C [1] COVER  
2. 5N-1763 C [1] HOUSING ASSEM.  
3. 0S-1588 [6] BOLT  
4. 3B-4506 [6] LOCKWASHER  
5. 4L-3761 [1] RETAINER ASSEM.  
    (Includes)
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.  
    (Includes)
13. 5L-2660 H [1] BEARING  
14. 4L-3437 [2] GASKET  
15. 5N-1883 CH [1] SHAFT  
16. 5L-4074 [1] GEAR (31 teeth)  
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 (small)  
  5M-2894 C [8] WASHER (large)  
23. 1H-8278 [1] SEAL  
24. 6N-4744 C [1] ADAPTER  
25. 6N-9313 C [1] SEAL ASSEM.  
    (Includes)
  6N-5475 [1] SEAL  
  6N-5476 [1] RING  
26. 3K-0363 CH [1] WASHER  
27. 3H-2018 H [1] NUT  
  3F-2771 H [1] COTTER PIN  
28. 7L-0104 H [1] IMPELLER  
    THE FOLLOWING REPAIR KIT IS AVAILABLE:
  5N-3377 [1] REBUILD KIT  
    (Consists of all parts marked H)
  C   INDICATES CHANGE
 

#UEG0605S0015
 

2N-8299: AUXILIARY PUMP AND LINES GROUP

2N8299 AUXILIARY PUMP AND LINES GROUP--Fresh Water
Serial No. 49C261 to 49C271 inclusive. Part of 3N1197 and 3N3373 Engine Arrangements
listed on Pages 8 & 9. 2N955 Pump parts are shown on Page 13
c141532 UEG0605S
2N8299 AUXILIARY PUMP AND 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. 2N-0955 Y [1] PUMP GROUP  
    (Separate Illustration)
2. 0S-1588 [4] BOLT  
3. 3B-4506 [19] LOCKWASHER  
4. 2N-8308 [1] FLANGE  
  4L-5832 [1] GASKET  
5. 4L-8121 [1] GASKET  
6. 0S-1595 [1] BOLT (1.25" Long)  
  0S-1587 [3] BOLT (1.75" Long)  
  1D-4719 [4] NUT  
  3B-4508 [4] LOCKWASHER  
7. 2N-8371 [1] TUBE ASSEM.  
8. 1N-5549 [3] CLIP  
9. 0S-1591 [15] BOLT  
10. 1K-5888 [3] SPACER  
11. 9S-9635 [1] COUPLING ASSEM.  
  7K-1978 [2] SEAL  
12. 3N-1191 C [1] TUBE ASSEM.  
13. 6L-1649 [1] SEAL  
14. 2N-8305 [1] ELBOW  
15. 2B-7409 [2] PLUG  
16. 6L-8751 [8] CLIP  
17. 2N-8306 [1] ELBOW  
18. 1D-4717 [4] NUT  
19. 3S-1889 [1] GASKET  
20. 2N-8329 [1] FLANGE  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#UEG0605S0016
 

3N-4539: LINES GP-AUXILIARY

3N4539 AUXILIARY LINES GROUP--Fresh Water
Serial No. 49C272-Up
Part of 3N1197 and 3N3373 Engine Arrangements listed on Pages 8 & 9
c145143 UEG0605S
3N4539 LINES GP-AUXILIARY Parts scheme
  For full view, you need register

Parts for your G399 GAS ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1S-6908 [1] PLATE  
2. 0S-1588 [4] BOLT  
3. 3B-4506 [20] LOCKWASHER  
4. 2N-8308 [1] FLANGE  
  4L-5832 [1] GASKET  
5. 4L-8121 [1] GASKET  
6. 0S-1595 [1] BOLT (1.25" Long)  
  0S-1587 [3] BOLT (1.75" Long)  
  1D-4719 [4] NUT  
  3B-4508 [4] LOCKWASHER  
7. 2N-8371 [1] TUBE ASSEM.  
8. 1N-5549 [3] CLIP  
9. 0S-1591 [15] BOLT  
10. 1K-5888 [3] SPACER  
11. 9S-9635 [1] COUPLING ASSEM.  
  7K-1978 [2] SEAL  
12. 3N-1191 [1] TUBE ASSEM.  
13. 6L-1649 [1] SEAL  
14. 2N-8305 [1] ELBOW  
15. 2B-7409 [2] PLUG  
16. 6L-8751 [8] CLIP  
17. 2N-8306 [1] ELBOW  
18. 1D-4717 [4] NUT  
19. 3S-1889 [1] GASKET  
20. 2N-8329 [1] FLANGE  
21. 0L-1351 [1] BOLT  
 

#UEG0605S0017
 

3N-1445: LINES GP-WATER

3N1445 WATER LINES GROUP
Serial No. 49C261 to 49C271 inclusive. Part of 3N1197, 3N3373, 3N3340
and 3N3374 Engine Arrangements listed on Pages 8 through 11. Note:
6F6041 Rust Inhibitor is available. Only separate parts serviced
Refer also to Pages 86 & 87 for special parts
c114422 UEG0605S
3N1445 LINES 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
1. [1] COUPLING ASSEM.  
  [2] SEAL ASSEM.  
2. [1] ELBOW  
3. [2] SEAL  
4. [3] PLUG  
5. [1] TUBE ASSEM.  
6. [14] BOLT (1.125" Long)  
7. [10] BOLT (1.75" Long)  
  [10] NUT  
8. [70] LOCKWASHER (Use as Required)  
9. [2] GASKET  
10. [1] GASKET  
11. [1] TUBE ASSEM.  
  [2] NUT  
12. [2] ELBOW  
13. [2] BUSHING  
14. [1] ELBOW  
15. [2] GASKET  
16. [1] CONNECTOR  
17. [2] BOLT  
18. [1] GASKET  
19. [8] BOLT  
20. [20] WASHER  
21. [10] BOLT (Use As Required)  
22. [1] ELBOW  
23. [6] PLUG  
24. [1] GASKET  
25. [2] SEAL  
26. [1] TUBE  
27. [12] BOLT  
28. [3] FLANGE  
29. [5] GASKET  
30. [1] BOLT  
31. [4] REGULATOR  
32. [5] BOLT  
33. [1] COVER  
34. [4] BOLT  
  [4] LOCKWASHER  
  [4] WASHER  
35. [1] MANIFOLD  
36. [1] TUBE ASSEM.  
  [1] GASKET  
37. [1] GASKET  
38. [1] ELBOW  
  [1] GASKET  
39. [1] COUPLING ASSEM.  
  [2] SEAL ASSEM.  
40. [1] ELBOW  
41. [1] COUPLING ASSEM.  
  [2] SEAL ASSEM.  
42. [8] BOLT  
43. [2] COVER  
44. [1] TUBE ASSEM.  
45. [1] HOUSING ASSEM.  
46. [4] SEAL  
 

#UEG0605S0018
 

3N-1445: LINES GP-WATER

3N1445 WATER LINES GROUP
Serial No. 49C272 To 49C302 Incluisve
Note: 6F6041 Rust Inhibitor & 4W4842 Water Regulator Temperature Is
Available. Only Separate Parts Serviced
c145194 UEG0605S
3N1445 LINES 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
1. 7L-3202 [1] COUPLING ASSEM.  
  8L-8586 [2] SEAL ASSEM.  
2. 2N-8915 [1] ELBOW  
3. 9M-4218 [2] SEAL  
4. 5M-6213 [3] PLUG  
5. 2N-7242 C [1] TUBE ASSEM.  
6. 1A-2029 C [10] BOLT (1.125" Long)  
7. 0S-1571 [10] BOLT (1.75" Long)  
  1D-4717 [10] NUT  
8. 3B-4506 [70] LOCKWASHER (Use as Required)  
9. 2N-0570 [2] GASKET  
10. 2N-0741 [1] GASKET  
11. 3N-1444 [1] TUBE ASSEM.  
  4B-8756 [2] NUT  
12. 5K-9243 [2] ELBOW  
13. 4M-5317 [2] BUSHING  
14. 2N-0558 [1] ELBOW  
15. 2N-0568 [2] GASKET  
16. 3N-1237 [1] CONNECTOR  
17. 5F-4899 C [2] BOLT  
18. 3N-1238 [1] GASKET  
19. 0S-1588 C [12] BOLT  
20. 5M-2894 [20] WASHER  
21. 0S-1619 [10] BOLT (Use as Required)  
22. 4L-6215 [1] ELBOW  
23. 3J-5389 [6] PLUG  
24. 4L-6216 [1] GASKET  
25. 9M-4217 [2] SEAL  
26. 2N-4897 [1] TUBE  
27. 0S-1590 [12] BOLT  
28. 2N-4764 [3] FLANGE  
29. 7L-6005 [5] GASKET  
30. 5B-2638 [1] BOLT  
31. 6L-5851 [4] REGULATOR  
32. 0S-1608 [5] BOLT  
33. 3N-6067 [1] COVER  
34. 0S-1595 [4] BOLT  
  3B-4508 [4] LOCKWASHER  
  [4] WASHER  
35. 3N-1235 [1] MANIFOLD  
36. 3N-1376 [1] TUBE ASSEM.  
  8L-5197 [1] GASKET  
37. 4L-5832 [1] GASKET  
38. 2N-8827 [1] ELBOW  
  4L-7885 [1] GASKET  
39. 7L-4196 [1] COUPLING ASSEM.  
  8L-8227 [2] SEAL ASSEM.  
40. 3N-4790 C [1] ELBOW  
41. 3N-1371 [1] COUPLING ASSEM.  
  2N-8866 [2] SEAL ASSEM.  
42. 0S-1594 [8] BOLT  
43. 7S-9327 [2] COVER  
44. 3N-1377 [1] TUBE ASSEM.  
45. 3N-6066 [1] HOUSING ASSEM.  
46. 3S-9643 [4] SEAL  
47. 3M-7045 C [1] PLUG  
  C   INDICATES CHANGE
 

#UEG0605S0019
 

4W-5312: LINES GP-WATER

4W5312 WATER LINES GROUP
c321964 UEG0605S
4W5312 LINES 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
1. 3P-1774 [1] JOINT AS-TUBE  
  3P-1796 [2] SEAL  
2. 2N-8915 [1] ELBOW-WATER TRANSFER  
3. 9M-4218 [2] SEAL-O-RING  
4. 5M-6213 [3] PLUG  
5. 2N-7242 [1] TUBE AS  
6. 1A-2029 [9] BOLT 28.6CM(1.125 IN.)LONG  
7. 0S-1571 [8] BOLT 44.5CM(1.75 IN.)LONG  
  1D-4717 [8] NUT  
8. 3B-4506 [70] LOCKWASHER  
9. 2N-0570 [2] GASKET-REGULATOR HOUSING  
10. 2N-0741 [1] GASKET-REGULATOR HOUSING  
11. 3N-1444 [1] TUBE AS-VENT  
12. 5K-9243 [2] ELBOW-FLARED  
13. 4M-5317 [1] BUSHING  
14. 2N-0558 [1] ELBOW-WATER TRANSFER  
15. 2N-0568 [2] GASKET-REGULATOR HOUSING  
16. 3N-1237 [1] CONNECTOR-END  
17. 5F-4899 [2] BOLT  
18. 3N-1238 [1] GASKET  
19. 0S-1588 [26] BOLT 31.8CM(1.25 IN.)LONG  
20. 5M-2894 [20] WASHER  
21. 0S-1619 [10] BOLT  
22. 4L-6215 [1] ELBOW  
23. 3J-5389 [5] PLUG  
24. 4L-6216 [1] GASKET  
25. 9M-4217 [2] SEAL-O-RING  
26. 2N-4897 [1] TUBE AS  
27. 0T-0065 [1] BOLT 88.9CM(3.5 IN.)LONG  
28. 3N-6240 [3] FLANGE  
29. 7L-6005 [5] GASKET  
30. 5B-2638 [1] BOLT  
31. 4W-4842 [4] REGULATOR-WATER TEMP  
32. 0S-1608 [5] BOLT  
33. 3N-6067 [1] COVER-REGULATOR HOUSING  
34. 0S-1585 [4] BOLT  
  3B-4508 [4] LOCKWASHER  
  [4] WASHER  
35. 3N-1235 [1] MANIFOLD-WATER  
36. 3N-1376 [1] TUBE AS-WATER BYPASS  
  1L-5821 [1] ELBOW  
  8L-5197 [1] GASKET  
37. 4L-5832 [1] GASKET  
38. 2N-8827 [1] ELBOW-PUMP INLET  
  4L-7885 [1] GASKET  
39. 5P-4922 [1] JOINT AS-PIPE  
  5P-4941 [2] SEAL  
40. 3N-9564 [1] ELBOW-INLET  
41. 3N-1371 [1] JOINT AS-PIPE  
  2N-8866 [2] SEAL  
42. 0S-1594 [8] BOLT  
43. 7S-9327 [2] COVER  
44. 3N-1377 [1] TUBE AS-BYPASS  
45. 3N-6066 [1] HOUSING AS-REGULATOR  
46. 3S-9643 [4] SEAL-LIP TYPE  
47. 3M-7045 [1] PLUG  
 

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 :

4W-5501 ENGINE AR
3N-3374 ENGINE AR
3N-3374 ENGINE AR
3N-3340 ENGINE AR
3N-3340 ENGINE AR
3N-3373 ENGINE AR
3N-3373 ENGINE AR
3N-1197 ENGINE AR
PUMP GP-WATER
6L-8983 PUMP GP-WATER
PUMP GP-FRESH WATER
2N-0955 PUMP GP-FRESH WATER
PUMP GP-FRESH WATER
2N-0955 PUMP GP-FRESH WATER
PUMP GP-FRESH WATER
2N-0955 PUMP GP-FRESH WATER
AUXILIARY PUMP AND LINES GROUP
2N-8299 AUXILIARY PUMP AND LINES GROUP
LINES GP-AUXILIARY
3N-4539 LINES GP-AUXILIARY
LINES GP-WATER
3N-1445 LINES GP-WATER
LINES GP-WATER
3N-1445 LINES GP-WATER

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