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7L7881 RADIATOR AND SUCTION FAN ASSEMBLY--Type 2 S.A.E. STANDARD ENGINE ROTATION. 125 degrees F (52 degrees C) Ambient Air. Part of 3N2620 and 3N6984 Radiator and Fan Drive Groups shown on Pages 94E, 94F and 95 D399


COOLING SYSTEM
FAN GP
TANK GP-EXPANSION

INDUSTRIAL ENGINE D399 INDUSTRIAL ENGINE 35B
 D399 INDUSTRIAL ENGINE 35B00688-UP UEG0637S D399 35B   (1967)

COOLING SYSTEM

FAN GP
RADIATOR AS-FAN
3N-3240 RADIATOR AS-FAN
FAN & RADIATOR AS
7L-7881 FAN & RADIATOR AS
FAN & RADIATOR AS
7L-7881 FAN & RADIATOR AS
FAN & RADIATOR AS
7L-7881 FAN & RADIATOR AS
 

#UEG0637S0620
 

7L-7881: FAN & RADIATOR AS

7L7881 RADIATOR AND SUCTION FAN ASSEMBLY--Type 2
S.A.E. STANDARD ENGINE ROTATION. 125 degrees F (52 degrees C) Ambient Air. Part of
3N2620 and 3N6984 Radiator and Fan Drive Groups shown on Pages 94E, 94F and 95
c178827 UEG0637S
7L7881 FAN & RADIATOR AS Parts scheme
  For full view, you need register

Parts for your D399 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6L-4975 [1] GUARD ASSEM.  
2. 5M-6213 C [1] PLUG  
3. 6L-4974 [1] SHROUD ASSEM.  
4. 6L-4976 [1] GUARD ASSEM.  
5. 7N-7505 C [1] SPIDER ASSEM.  
6. 6L-3163 [1] HUB  
  4B-1771 [2] SETSCREW  
7. 8L-5771 [1] SPACER  
8. 8L-5767 [2] PILLOW BLOCK (fan)  
9. 3B-2968 [4] BOLT  
  1B-4331 [4] NUT  
  3B-4512 [4] LOCKWASHER  
  4B-5276 [8] WASHER  
10. 8L-5769 [1] SHAFT (fan)  
  6L-5941 [1] KEY (fan)  
  6B-8865 [1] KEY (sheave)  
11. 8L-5770 [1] PULLEY (fan)  
12. 7N-3561 C [1] GUARD ASSEM.  
    (Includes)
  0S-1617 [12] BOLT  
13. 2H-3755 [4] BOLT  
  1D-4716 [4] NUT  
14. 3B-4505 [16] LOCKWASHER  
15. 6L-1525 [1] PILLOW BLOCK (Idler)  
    (Includes)
  9F-2247 [2] PLUG  
  1P-0015 [2] BEARING ASSEM.  
  1P-0014 [2] RING  
16. 9S-1366 [4] BOLT  
  1D-4719 [4] NUT  
  4B-5273 [4] WASHER  
17. 3B-4508 [10] LOCKWASHER  
18. 8L-5772 [1] PULLEY (Idler)  
19. 6L-3023 [1] SHAFT (Idler)  
  1K-0548 [1] KEY (Idler)  
20. 2B-2695 [16] BOLT  
21. 1D-4716 [280] NUT  
22. 3B-4505 [316] LOCKWASHER  
23. 4B-5270 [8] WASHER  
24. 5H-7234 [2] BOLT  
  1D-5117 [2] NUT  
25. 0S-1617 [20] BOLT  
26. 0S-1618 [184] BOLT  
27. 0S-1594 [46] BOLT  
  1D-4717 [46] NUT  
  3B-4506 [46] LOCKWASHER  
28. 8L-5765 [4] CORE ASSEM.  
29. 1D-4538 [96] BOLT  
30. 3L-1762 [24] GASKET  
31. 1B-4444 [1] NUT  
  3B-4632 [1] COTTER PIN  
  3B-4520 [1] LOCKWASHER  
  4B-4280 [1] WASHER  
32. 0L-1732 C [6] BOLT  
  1B-4205 [6] NUT  
  C   INDICATES CHANGE
 

#UEG0637S0621
 

7L-7881: FAN & RADIATOR AS

7L7881 RADIATOR AND SUCTION FAN ASSEMBLY--Type 3
S.A.E. STANDARD ENGINE ROTATION. 125 degrees F (52 degrees C) Ambient Air. Part of 3N2620
& 3N6984 Radiator & Fan Drive Groups shown on Pages 94E, 94F & 95. 2W858 Fan
Guard parts are shown on Page 91A-4
c310306 UEG0637S
7L7881 FAN & RADIATOR AS Parts scheme
  For full view, you need register

Parts for your D399 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6L-4975 [1] GUARD AS-CORE SCREEN  
2. 5M-6213 [1] PLUG  
3. 6L-4974 C [1] SHROUD AS  
4. 2W-0858 [1] GUARD GP-FAN  
5. 7N-7505 [1] SPIDER AS-FAN  
6. 6L-3163 [1] HUB-FAN  
7. 8L-5771 CY [1] SPACER  
8. 8L-5767 [2] BLOCK-PILLOW (FAN)  
9. 3B-2968 [4] BOLT  
  1B-4331 [4] NUT  
  5P-8248 [8] WASHER-HARD  
10. 8L-5769 [1] SHAFT-FAN (FAN)  
  6L-5941 [1] KEY (FAN)  
  6B-8865 C [1] KEY (SHEAVE)  
11. 8L-5770 [1] PULLEY AS-FAN (FAN)  
12. 7N-3561 [1] GUARD AS-BELT  
  0S-1617 [12] BOLT  
13. 2H-3755 [4] BOLT  
  1D-4716 [4] NUT-FULL  
14. 3B-4505 [16] LOCKWASHER  
15. 6L-1525 [1] BLOCK-PILLOW (IDLER)  
  9F-2247 [2] PLUG  
  1P-0015 [2] BEARING AS  
  1P-0014 [2] RING-LOCK  
16. 9S-1366 [4] BOLT  
  1D-4719 [4] NUT  
  4B-5273 [4] WASHER  
17. 3B-4508 [10] LOCKWASHER  
18. 8L-5772 [1] PULLEY AS-IDLER (IDLER)  
19. 6L-3023 [1] SHAFT-IDLER (IDLER)  
  1K-0548 [1] KEY (IDLER)  
20. 2B-2695 [16] BOLT  
21. 1D-4716 [280] NUT-FULL  
22. 3B-4505 [316] LOCKWASHER  
23. 4B-5270 [8] WASHER-SCREW  
24. 5H-7234 [2] SCREW-ADJUSTING  
  1D-5117 [2] NUT-JAM  
25. 0S-1617 [20] BOLT  
26. 0S-1618 [184] BOLT  
27. 0S-1594 [46] BOLT  
  1D-4717 [46] NUT  
  3B-4506 [46] LOCKWASHER  
28. 8L-5765 [4] CORE AS  
29. 1D-4538 [96] BOLT  
30. 2W-8036 [8] GASKET  
31. 1B-4444 [1] NUT-SLOTTED  
  3B-4632 [1] COTTER  
  3B-4520 C [1] LOCKWASHER  
  4B-4280 [1] WASHER  
32. 0L-1732 [6] BOLT  
  1B-4205 [6] NUT  
  C   CHANGE FROM PREVIOUS TYPE
  Y   SEPARATE ILLUSTRATION
 

#UEG0637S0622
 

3N-1425: TANK GP-EXPANSION

3N1425 EXPANSION TANK GROUP--Part 1 of 2--Type 1
FOR USE WITH EXTERNAL SYSTEM REQUIRING 40 OR LESS U.S. GALLONS
OF WATER AND USED WITH CONTROLLED INLET COOLING SYSTEM
c144023 UEG0637S
3N1425 TANK GP-EXPANSION Parts scheme
  For full view, you need register

Parts for your D399 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6L-5851 [4] REGULATOR  
2. 0S-1588 C [14] BOLT  
3. 3B-4506 [42] LOCKWASHER  
4. 5M-2894 [35] WASHER  
5. 5B-2638 [1] BOLT  
6. 2N-0570 [2] GASKET  
7. 3N-1243 [1] CONNECTOR  
8. 5K-9243 [1] ELBOW  
9. 4M-5317 [1] BUSHING  
10. 5D-1026 [1] CLAMP  
11. 9F-7283 [1] SEAL  
12. 3N-1242 [1] GASKET  
13. 2N-8961 [1] TANK ASSEM.  
14. 7D-6444 [2] ANGLE  
15. 4D-5051 [3] PIN  
16. 0L-1329 [2] BOLT  
17. 3B-4508 [8] LOCKWASHER  
  2M-0849 [8] WASHER  
18. 6L-9971 [1] BRACKET  
19. 4L-5832 [1] GASKET  
20. 2N-4897 [1] TUBE  
21. 2N-8827 [1] ELBOW  
22. 0L-1351 [3] BOLT  
23. 6L-9868 [1] CLAMP  
24. 0S-1594 [10] BOLT  
25. 1D-4717 [2] NUT  
26. 0S-1569 [2] BOLT  
27. 3B-4510 [4] LOCKWASHER  
  4D-3704 [4] WASHER  
28. 2N-9260 [2] BRACKET  
29. 0S-1625 [2] BOLT  
30. 1A-1460 [2] BOLT  
31. 3N-1241 [1] FLANGE  
32. 0S-1595 [4] BOLT  
33. 2N-4764 [3] FLANGE  
34. 7L-6005 [3] GASKET  
35. 0S-1590 [12] BOLT  
36. 3J-5389 [4] PLUG  
37. 6L-3616 [1] CONNECTOR  
38. 9M-4217 [2] SEAL  
39. 4F-0411 C [2] BOLT (6.50 in. long)  
    -OR-
  5F-4899 [2] BOLT (5.50 in. long)  
40. 3N-1238 [1] GASKET  
41. 3N-1237 [1] CONNECTOR  
42. 3N-2407 C [1] COUPLING ASSEM.  
  8L-8227 [1] SEAL  
  C   INDICATES CHANGE
 

#UEG0637S0623
 

3N-1425: TANK GP-EXPANSION

3N1425 EXPANSION TANK GROUP--Part 2 of 2--Type 1
FOR USE WITH EXTERNAL SYSTEM REQUIRING 40 OR LESS U.S. GALLONS
OF WATER AND USED WITH CONTROLLED INLET COOLING SYSTEM
c144024 UEG0637S
3N1425 TANK GP-EXPANSION Parts scheme
  For full view, you need register

Parts for your D399 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5M-6213 [5] PLUG  
2. 0S-1587 [2] BOLT  
3. 1D-4719 [2] NUT  
4. 3B-4508 [4] LOCKWASHER  
5. 2M-0849 [4] WASHER  
6. 3N-1245 [2] BRACE  
7. 3N-2622 [1] ELBOW  
8. 9L-9045 [1] TEE  
  4M-5317 [1] BUSHING  
9. 3N-1344 [1] TUBE ASSEM.  
10. 0S-1608 [5] BOLT  
11. 3B-4506 [71] LOCKWASHER  
12. 0L-1351 [6] BOLT  
13. 6L-9850 [1] CAP  
14. 3N-1341 [1] ADAPTER ASSEM.  
15. 3H-5939 [1] GASKET  
16. 5K-9660 [1] CLIP  
17. 3N-6067 [1] COVER  
18. 0S-1619 [10] BOLT  
19. 2N-0741 [1] GASKET  
20. 2N-0568 [2] GASKET  
21. 5K-9235 [4] ELBOW  
22. 3N-1328 [2] TUBE ASSEM.  
23. 7B-3235 [2] BOLT  
24. 7L-6005 [2] GASKET  
25. 7S-9327 [1] COVER  
26. 0S-1615 [2] BOLT  
  1B-4330 [2] NUT  
  3B-4504 [2] LOCKWASHER  
  4B-4276 [2] WASHER  
27. 2N-9768 [1] SWITCH  
28. 6B-5072 [1] BUSHING  
29. 0S-1594 [12] BOLT  
30. 2N-0558 [1] ELBOW  
31. 9M-4218 [2] SEAL  
32. 4L-6216 [1] GASKET  
33. 4L-6215 [1] ELBOW  
34. 3J-5389 C [2] PLUG  
35. 3H-5264 [2] CLIP  
36. 1S-4223 H HOSE 88 in.  
37. 4D-9459 [1] CLIP  
38. 2N-7242 [1] TUBE ASSEM.  
39. 3N-6066 [1] HOUSING ASSEM.  
40. 3S-9643 C [4] SEAL  
41. 5M-2894 [4] WASHER  
42. 2D-9406 [1] COVER  
  8L-5197 [1] GASKET  
43. 4L-7885 [4] GASKET  
44. 0S-1571 [8] BOLT  
45. 1D-4717 [24] NUT  
46. 2N-9262 [1] TUBE ASSEM.  
47. 1A-2029 [14] BOLT  
48. 3N-1235 [1] MANIFOLD  
49. 3N-1236 [1] ADAPTER  
50. 2N-9265 [1] TUBE ASSEM.  
51. 0S-1591 [16] BOLT  
52. 7L-0298 [2] FLANGE  
53. 3N-1343 [1] TUBE ASSEM.  
54. 9M-6527 [2] WASHER  
55. 8B-8817 C [1] PLUG  
  C   INDICATES CHANGE
  H   ORDER BY THE INCH
 

#UEG0637S0624
 

3N-1425: TANK GP-EXPANSION

3N1425 EXPANSION TANK GROUP--Part 1 of 2--Type 2
FOR USE WITH EXTERNAL SYSTEM REQUIRING 40 OR LESS U.S. GALLONS
OF WATER AND USED WITH CONTROLLED INLET COOLING SYSTEM
c147752 UEG0637S
3N1425 TANK GP-EXPANSION Parts scheme
  For full view, you need register

Parts for your D399 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6L-5851 [4] REGULATOR  
2. 0S-1588 [14] BOLT  
3. 3B-4506 [42] LOCKWASHER  
4. 5M-2894 [35] WASHER  
5. 5B-2638 [1] BOLT  
6. 2N-0570 [2] GASKET  
7. 3N-1243 [1] CONNECTOR  
8. 5K-9243 [2] ELBOW  
9. 4M-5317 [1] BUSHING  
10. 5D-1026 [1] CLAMP  
11. 9F-7283 [1] SEAL  
12. 3N-1242 [1] GASKET  
13. 2N-8961 [1] TANK ASSEM.  
14. 7D-6444 [2] ANGLE  
15. 4D-5051 [3] PIN  
16. 0L-1329 [2] BOLT  
17. 3B-4508 [8] LOCKWASHER  
  2M-0849 [8] WASHER  
18. 6L-9971 [1] BRACKET  
19. 4L-5832 [1] GASKET  
20. 2N-4897 [1] TUBE  
21. 2N-8827 [1] ELBOW  
22. 0L-1351 [3] BOLT  
23. 6L-9868 [1] CLAMP  
24. 0S-1594 [10] BOLT  
25. 1D-4717 [2] NUT  
26. 0S-1569 [2] BOLT  
27. 3B-4510 [4] LOCKWASHER  
  4D-3704 [4] WASHER  
28. 2N-9260 [2] BRACKET  
29. 0S-1625 [2] BOLT  
30. 1A-1460 [2] BOLT  
31. 3N-1241 [1] FLANGE  
32. 0S-1595 [4] BOLT  
33. 2N-4764 [3] FLANGE  
34. 7L-6005 [3] GASKET  
35. 0S-1590 [12] BOLT  
36. 3J-5389 [4] PLUG  
37. 3N-7313 C [1] TUBE ASSEM.  
38. 9M-4217 [2] SEAL  
39. 4F-0411 [2] BOLT (6.50 in. long)  
    -OR-
  5F-4899 [2] BOLT (5.50 in. long)  
40. 3N-1238 [1] GASKET  
41. 3N-1237 [1] CONNECTOR  
42. 3N-2407 [1] COUPLING ASSEM.  
  8L-8227 [1] SEAL  
  C   INDICATES CHANGE
 

#UEG0637S0625
 

3N-1425: TANK GP-EXPANSION

3N1425 EXPANSION TANK GROUP--Part 2 of 2--Type 2
FOR USE WITH EXTERNAL SYSTEM REQUIRING 40 OR LESS U.S. GALLONS
OF WATER AND USED WITH CONTROLLED INLET COOLING SYSTEM
c147753 UEG0637S
3N1425 TANK GP-EXPANSION Parts scheme
  For full view, you need register

Parts for your D399 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5M-6213 [5] PLUG  
2. 0S-1587 [2] BOLT  
3. 1D-4719 [2] NUT  
4. 3B-4508 [4] LOCKWASHER  
5. 2M-0849 [4] WASHER  
6. 3N-1245 [2] BRACE  
7. 3N-2622 [1] ELBOW  
8. 9L-8496 C [1] TEE  
9. 3N-7314 C [1] TUBE ASSEM.  
10. 0S-1608 [5] BOLT  
11. 3B-4506 [71] LOCKWASHER  
12. 0L-1351 [6] BOLT  
13. 6L-9850 [1] CAP  
14. 3N-1341 [1] ADAPTER ASSEM.  
15. 3H-5939 [1] GASKET  
16. 5K-9660 [1] CLIP  
17. 3N-6067 [1] COVER  
18. 0S-1619 [10] BOLT  
19. 2N-0741 [1] GASKET  
20. 2N-0568 [2] GASKET  
21. 5K-9235 [4] ELBOW  
22. 3N-1328 [2] TUBE ASSEM.  
23. 7B-3235 [2] BOLT  
24. 7L-6005 [2] GASKET  
25. 7S-9327 [1] COVER  
26. 0S-1615 [2] BOLT  
  1B-4330 [2] NUT  
  3B-4504 [2] LOCKWASHER  
  4B-4276 [2] WASHER  
27. 2N-9768 [1] SWITCH  
28. 6B-5072 [1] BUSHING  
29. 0S-1594 [12] BOLT  
30. 2N-0558 [1] ELBOW  
31. 9M-4218 [2] SEAL  
32. 4L-6216 [1] GASKET  
33. 4L-6215 [1] ELBOW  
34. 3J-5389 [2] PLUG  
35. 3H-5264 [2] CLIP  
36. 1S-4223 H HOSE 88 in.  
37. 4D-9459 [1] CLIP  
38. 2N-7242 [1] TUBE ASSEM.  
39. 3N-6066 [1] HOUSING ASSEM.  
40. 3S-9643 [4] SEAL  
41. 5M-2894 [4] WASHER  
42. 2D-9406 [1] COVER  
  8L-5197 [1] GASKET  
43. 4L-7885 [4] GASKET  
44. 0S-1571 [8] BOLT  
45. 1D-4717 [24] NUT  
46. 2N-9262 [1] TUBE ASSEM.  
47. 1A-2029 [14] BOLT  
48. 3N-1235 [1] MANIFOLD  
49. 3N-1236 [1] ADAPTER  
50. 2N-9265 [1] TUBE ASSEM.  
51. 0S-1591 [16] BOLT  
52. 7L-0298 [2] FLANGE  
54. 9M-6527 [2] WASHER  
55. 8B-8817 [1] PLUG  
  C   INDICATES CHANGE
  H   ORDER BY THE INCH
 

#UEG0637S0626
 

3N-1425: TANK GP-EXPANSION

3N1425 EXPANSION TANK GROUP--Part 1 of 2--Type 3
FOR USE WITH EXTERNAL SYSTEM REQUIRING 40 OR LESS U.S. GALLONS
OF WATER AND USED WITH CONTROLLED INLET COOLING SYSTEM
c221360 UEG0637S
3N1425 TANK GP-EXPANSION Parts scheme
  For full view, you need register

Parts for your D399 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9N-2894 C [4] REGULATOR  
2. 0S-1588 [14] BOLT  
3. 3B-4506 [42] LOCKWASHER  
4. 5M-2894 [35] WASHER  
5. 5B-2638 [1] BOLT  
6. 2N-0570 [2] GASKET  
7. 3N-1243 [1] CONNECTOR  
8. 5K-9243 [2] ELBOW  
9. 4M-5317 [1] BUSHING  
10. 5D-1026 [1] CLAMP  
11. 9F-7283 [1] SEAL  
12. 3N-1242 [1] GASKET  
13. 2N-8961 [1] TANK ASSEM.  
14. 7D-6444 [2] ANGLE  
15. 4D-5051 [3] PIN  
16. 0L-1329 [2] BOLT  
17. 3B-4508 [8] LOCKWASHER  
  2M-0849 [8] WASHER  
18. 6L-9971 [1] BRACKET  
19. 4L-5832 [1] GASKET  
20. 2N-4897 [1] TUBE  
21. 2N-8827 [1] ELBOW  
22. 0L-1351 [3] BOLT  
23. 6L-9868 [1] CLAMP  
24. 0S-1594 [10] BOLT  
25. 1D-4717 [2] NUT  
26. 0S-1569 [2] BOLT  
27. 3B-4510 [4] LOCKWASHER  
  4D-3704 [4] WASHER  
28. 2N-9260 [2] BRACKET  
29. 0S-1625 [2] BOLT  
30. 1A-1460 [2] BOLT  
31. 3N-1241 [1] FLANGE  
32. 0S-1595 [4] BOLT  
33. 3N-6240 C [3] FLANGE  
34. 7L-6005 [3] GASKET  
35. 0S-1588 C [12] BOLT  
36. 3J-5389 [4] PLUG  
37. 3N-7313 [1] TUBE ASSEM.  
38. 9M-4217 [2] SEAL  
39. 5F-4899 [2] BOLT  
40. 3N-1238 [1] GASKET  
41. 3N-1237 C [1] CONNECTOR  
42. 3N-2407 [1] COUPLING ASSEM.  
  8L-8227 [1] SEAL  
  C   INDICATES CHANGE
 

#UEG0637S0627
 

3N-1425: TANK GP-EXPANSION

3N1425 EXPANSION TANK GROUP--Part 2 of 2--Type 3
FOR USE WITH EXTERNAL SYSTEM REQUIRING 40 OR LESS U.S. GALLONS
OF WATER AND USED WITH CONTROLLED INLET COOLING SYSTEM
c169596 UEG0637S
3N1425 TANK GP-EXPANSION Parts scheme
  For full view, you need register

Parts for your D399 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5M-6213 [5] PLUG  
2. 0S-1587 [2] BOLT  
3. 1D-4719 [2] NUT  
4. 3B-4508 [4] LOCKWASHER  
5. 2M-0849 [4] WASHER  
6. 3N-1245 [2] BRACE  
7. 3N-2622 [1] ELBOW  
8. 9L-8496 C [1] TEE  
9. 3N-7314 C [1] TUBE ASSEM.  
10. 0S-1608 [5] BOLT  
11. 3B-4506 [71] LOCKWASHER  
12. 0L-1351 [6] BOLT  
13. 6L-9850 [1] CAP  
14. 3N-1341 [1] ADAPTER ASSEM.  
15. 3H-5939 [1] GASKET  
16. 5K-9660 [1] CLIP  
17. 3N-6067 [1] COVER  
18. 0S-1619 [10] BOLT  
19. 2N-0741 [1] GASKET  
20. 2N-0568 [2] GASKET  
21. 5K-9235 [4] ELBOW  
22. 3N-1328 [2] TUBE ASSEM.  
23. 7B-3235 [2] BOLT  
24. 7L-6005 [2] GASKET  
25. 7S-9327 [1] COVER  
26. 4F-7957 C [2] BOLT  
  1B-4330 [2] NUT  
  3B-4504 [2] LOCKWASHER  
  4B-4276 C [4] WASHER  
27. 2N-9768 [1] SWITCH  
28. 6B-5072 [1] BUSHING  
29. 0S-1594 [12] BOLT  
30. 2N-0558 [1] ELBOW  
31. 9M-4218 [2] SEAL  
32. 4L-6216 [1] GASKET  
33. 4L-6215 [1] ELBOW  
34. 3J-5389 [2] PLUG  
35. 3H-5264 [2] CLIP  
36. 1S-4223 H HOSE 88 in.  
37. 4D-9459 [1] CLIP  
38. 2N-7242 [1] TUBE ASSEM.  
39. 3N-6066 [1] HOUSING ASSEM.  
40. 3S-9643 [4] SEAL  
41. 5M-2894 [4] WASHER  
42. 5N-3285 C [1] COVER  
  8L-5197 [1] GASKET  
43. 4L-7885 [4] GASKET  
44. 0S-1571 [8] BOLT  
45. 1D-4717 [24] NUT  
46. 2N-9262 [1] TUBE ASSEM.  
47. 1A-2029 [14] BOLT  
48. 3N-1235 [1] MANIFOLD  
49. 3N-1236 [1] ADAPTER  
50. 2N-9265 [1] TUBE ASSEM.  
51. 0S-1591 [16] BOLT  
52. 7L-0298 [2] FLANGE  
53. 8B-8817 [1] PLUG  
  C   INDICATES CHANGE
  H   ORDER BY THE INCH
 

#UEG0637S0628
 

3N-1425: TANK GP-EXPANSION

3N1425 EXPANSION TANK GROUP--PART 1 OF 2--TYPE 4
For Use With External System Requiring 40 Or Less U.S. Gallons
Of Water And Used With Controlled Inlet Cooling System
c229392 UEG0637S
3N1425 TANK GP-EXPANSION Parts scheme
  For full view, you need register

Parts for your D399 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9N-2894 C [4] REGULATOR  
2. 0S-1588 [14] BOLT  
3. 3B-4506 [42] LOCKWASHER  
4. 5M-2894 [35] WASHER  
5. 5B-2638 [1] BOLT  
6. 2N-0570 [2] GASKET  
7. 3N-1243 [1] CONNECTOR  
8. 5K-9243 [2] ELBOW  
9. 4M-5317 [1] BUSHING  
10. 5D-1026 [1] CLAMP  
11. 9F-7283 [1] SEAL  
12. 3N-1242 [1] GASKET  
13. 2N-8961 [1] TANK ASSEM.  
14. 7D-6444 [2] ANGLE  
15. 4D-5051 [3] PIN  
16. 0L-1329 [2] BOLT  
17. 3B-4508 [8] LOCKWASHER  
  2M-0849 [8] WASHER  
18. 5N-1947 C [1] BRACKET  
19. 4L-5832 [1] GASKET  
20. 2N-4897 [1] TUBE  
21. 2N-8827 [1] ELBOW  
22. 0L-1351 [3] BOLT  
23. 5N-1942 C [1] CLAMP  
24. 0S-1594 [10] BOLT  
25. 1D-4717 [2] NUT  
26. 0S-1569 [2] BOLT  
27. 3B-4510 [4] LOCKWASHER  
  4D-3704 [4] WASHER  
28. 2N-9260 [2] BRACKET  
29. 0S-1625 [2] BOLT  
30. 1A-1460 [2] BOLT  
31. 3N-1241 [1] FLANGE  
32. 0S-1585 C [4] BOLT  
33. 3N-6240 [3] FLANGE  
34. 7L-6005 [3] GASKET  
35. 0S-1588 [12] BOLT  
36. 3J-5389 [4] PLUG  
37. 3N-7313 [1] TUBE ASSEM.  
38. 9M-4217 [2] SEAL  
39. 5F-4899 [2] BOLT  
40. 3N-1238 [1] GASKET  
41. 3N-1237 [1] CONNECTOR  
42. 3N-2407 [1] COUPLING ASSEM.  
  8L-8227 [1] SEAL  
  C   INDICATES CHANGE
 

#UEG0637S0629
 

3N-1425: TANK GP-EXPANSION

3N1425 EXPANSION TANK GROUP--PART 2 OF 2--TYPE 4
For Use With External System Requiring 40 Or Less U.S. Gallons
Of Water And Used With Controlled Inlet Cooling System
c337174 UEG0637S
3N1425 TANK GP-EXPANSION Parts scheme
  For full view, you need register

Parts for your D399 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5M-6213 [5] PLUG  
2. 0S-1587 [2] BOLT  
3. 1D-4719 [2] NUT  
4. 3B-4508 [4] LOCKWASHER  
5. 2M-0849 [4] WASHER  
6. 3N-1245 [2] BRACE  
7. 3N-2622 [1] ELBOW  
8. 9L-8496 [1] TEE  
9. 3N-7314 [1] TUBE AS.  
10. 0S-1608 [5] BOLT  
11. 3B-4506 [71] LOCKWASHER  
12. 0L-1351 [6] BOLT  
13. 6L-9850 [1] CAP  
14. 3N-1341 [1] ADAPTER AS.  
15. 3H-5939 [1] GASKET  
16. 5K-9660 [1] CLIP  
17. 3N-6067 [1] COVER  
18. 0S-1619 [10] BOLT  
19. 2N-0741 [1] GASKET  
20. 2N-0568 [2] GASKET  
21. 5K-9235 [4] ELBOW  
22. 3N-1328 [2] TUBE AS.  
23. 7B-3235 [2] BOLT  
24. 7L-6005 [2] GASKET  
25. 7S-9327 [1] COVER  
26. 0S-1615 C [2] BOLT  
  1B-4330 [2] NUT  
  3B-4504 [2] LOCKWASHER  
  4B-4276 C [2] WASHER  
27. 7W-2296 C [1] SWITCH AS.  
28. 7W-2295 [1] COVER AS.  
29. 0S-1594 [12] BOLT  
30. 2N-0558 [1] ELBOW  
31. 9M-4218 [2] SEAL  
32. 4L-6216 [1] GASKET  
33. 4L-6215 [1] ELBOW  
34. 3J-5389 [2] PLUG  
35. 3H-5264 [2] CLIP  
36. 5P-0721 CBE HOSE  
37. 4D-9459 [1] CLIP  
38. 2N-7242 [1] TUBE AS.  
39. 3N-6066 [1] HOUSING AS.  
40. 3S-9643 [4] SEAL  
41. 5M-2894 [4] WASHER  
42. 5N-3285 [1] COVER  
  8L-5197 [1] GASKET  
43. 4L-7885 [4] GASKET  
44. 0S-1571 [8] BOLT  
45. 1D-4717 [24] NUT  
46. 2N-9262 [1] TUBE AS.  
47. 1A-2029 [14] BOLT  
48. 3N-1235 [1] MANIFOLD  
49. 3N-1236 [1] ADAPTER  
50. 2N-9265 [1] TUBE AS.  
51. 0S-1591 [16] BOLT  
52. 7L-0298 [2] FLANGE  
53. 8B-8817 [1] PLUG  
54. 6B-5072 [1] BUSHING  
  B   USE AS REQUIRED
  E   ORDER BY THE CENTIMETER
  C   INDICATES CHANGE
 

Information:

Engine News
Large Engine Blowby Group Available To Measure Crankcase Blowby And Radiator Air Velocity.
1988/07/01
Special Instruction
Installation of Flexible Mounting Groups{1152, 1353}
Installation of Flexible Mounting Groups{1152, 1353}
Retrofit Installation of Coolant Loss Sensor{1353, 1395, 7422, 7470}
Retrofit Installation of Coolant Loss Sensor{1353, 1395, 7422, 7470}
Specifications
Engine Mounted Fan
D399, G399, D398, G398, D379, G379 ENGINES
Service Magazine
Be Sure Battery Cable-To-Starter Connection Has Correct Torque{1453}
1988/03/14
Improved Seals Used; Seal Replacement In Folded Core Radiators {1353}
1988/05/09
Check The Radiator Fan Spider Assembly When Doing Yearly General Maintenance{1356}
1989/07/24

Caterpillar Parts SIS Catalog D399 :

FAN & RADIATOR AS
7L-7881 FAN & RADIATOR AS
RADIATOR AS-FAN
3N-3240 RADIATOR AS-FAN
RADIATOR AS-FAN
3N-3240 RADIATOR AS-FAN
RADIATOR AS-FAN
3N-3240 RADIATOR AS-FAN
RADIATOR AS-FAN
3N-3240 RADIATOR AS-FAN
RADIATOR AS-FAN
3N-3239 RADIATOR AS-FAN
RADIATOR AS-FAN
3N-3239 RADIATOR AS-FAN
RADIATOR AS-FAN
3N-3239 RADIATOR AS-FAN
FAN & RADIATOR AS
7L-7881 FAN & RADIATOR AS
TANK GP-EXPANSION
3N-1425 TANK GP-EXPANSION
TANK GP-EXPANSION
3N-1425 TANK GP-EXPANSION
TANK GP-EXPANSION
3N-1425 TANK GP-EXPANSION
TANK GP-EXPANSION
3N-1425 TANK GP-EXPANSION
TANK GP-EXPANSION
3N-1425 TANK GP-EXPANSION
TANK GP-EXPANSION
3N-1425 TANK GP-EXPANSION
TANK GP-EXPANSION
3N-1425 TANK GP-EXPANSION

Truck sale:

 
 
Caterpillar D399
- Industrial engines
WHEELER MACHINERY CO.
Caterpillar D399, Industriemaschinen, Bau-Und Bergbauausrüstung
130.000 
Caterpillar D399, Industriemaschinen, Bau-Und Bergbauausrüstung
- Industrial engines
LOUISIANA CAT POWER SYSTEMS
CAT D399
USD $12,000 
CAT D399

L&K Machinery
CAT D399
USD $8,995 
CAT D399

Surplus Heavy Equipment & Parts
Long Branch, New Jersey
 
 
CAT D399

Yoder & Frey Auctioneers
Ashland, Ohio
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