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3N5656 MARINE GEAR GROUP--4.50:1 Ratio--Part 4 of 5 Specification No. 35034 Part of 3N5854 Marine Gear Arrangement listed on Page 221 D343




MARINE TRANSMISSION

TRANSMISSION GP-MARINE
 

#UEG0883S0330
 

3N-5656: TRANSMISSION GP-MARINE

3N5656 MARINE GEAR GROUP--4.50:1 Ratio--Part 4 of 5
Specification No. 35034
Part of 3N5854 Marine Gear Arrangement listed on Page 221
c203337 UEG0883S
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Parts for your D343 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2N-4620 [26] BLOCK  
2. 4L-3263 [1] RING  
3. 3N-4824 [1] HOUSING ASSEM.  
4. 4L-3191 [1] COVER  
5. 0L-1351 [12] BOLT  
6. 2L-1736 [1] PLATE  
7. 2N-9418 [1] BREATHER ASSEM.  
8. 7L-2175 [1] SEAL  
9. 2L-1737 [1] GASKET  
10. 5L-5587 [8] SPRING  
11. 5L-5588 [8] SLEEVE  
12. 2L-1734 [1] GASKET  
13. 2L-1752 [14] PLATE  
14. 0S-1619 [10] BOLT  
15. 3N-8502 [16] PLATE  
16. 3N-8490 [1] COVER  
  3N-8493 [1] GASKET  
17. 0S-1595 [4] BOLT  
18. 3N-8508 [1] SHAFT ASSEM.  
19. 7M-7410 [4] PLUG  
20. 3L-5877 [8] SETSCREW  
21. 3H-9675 [8] PIN  
22. 5L-5596 [1] SEAL  
23. 3N-8483 [1] FLANGE  
24. 5L-6884 [2] SHIM[.38 MM(.015 IN.) THICK  
  5L-6885 [2] SHIM .51 mm(.020 in.) thick  
  6L-7863 [2] SHIM .25 mm(.010 in.) thick  
25. 0T-0856 [3] BOLT  
26. 5L-5597 [1] WASHER  
27. 5H-4894 [2] SEAL  
28. 5L-5737 [1] RETAINER  
29. 7L-2181 [1] SEAL  
30. 5L-5736 [1] SHAFT  
  5L-5589 [1] KEY  
 

#UEG0883S0331
 

3N-5656: TRANSMISSION GP-MARINE

3N5656 MARINE GEAR GROUP--4.50:1 Ratio--Part 5 of 5
Specification No. 35034
Part of 3N5854 Marine Gear Arrangement listed on Page 221
c203338 UEG0883S
  For full view, you need register

Parts for your D343 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3N-4825 [1] HOUSING ASSEM.  
    (Includes)
  5L-5744 [1] SPRING  
  5L-5711 [1] PIN 4.45 cm(1.75 in.) long  
2. 7H-3171 [1] PLUG  
3. 1T-0143 [2] PIN .95 cm(.375 in.) dia.  
  3L-3248 [2] PIN 1.27 cm(.50 in.) dia.  
  5L-4080 [2] SPRING  
  5L-4763 [2] PIN (spring)  
4. 5L-7820 [2] EYEBOLT  
5. 4B-2661 [1] PLUG  
6. [1] PLATE (instruction)  
  4B-4158 [4] SCREW  
7. 5L-5797 [1] GEAR  
8. 3N-8488 [1] COVER  
9. 5L-5591 [1] PAN  
10. 0T-0102 [4] BOLT  
  0L-0364 [4] LOCK  
11. 2L-1732 [1] GASKET  
12. 5P-0783 [3] BOLT  
13. 3N-6546 [1] WASHER  
14. 2H-8337 [1] RACE ROLLER (outer)  
  1M-8924 [1] RACE (inner)  
15. 3N-4169 [1] GEAR (54 teeth)  
16. 0S-1588 [6] BOLT  
17. 5L-5748 [1] GASKET  
18. 5L-5799 [1] RETAINER  
19. 5L-5775 [1] BEARING  
20. 1D-4627 [1] BOLT  
21. 3N-4175 [1] WASHER  
22. 5L-5598 [1] SEAL  
23. 5L-5885 [1] SEAL  
24. 8L-8573 [1] SPIDER  
25. 3N-8484 [2] GEAR (28 teeth)  
26. 5L-5738 [1] GASKET  
    THE FOLLOWING KIT IS AVAILABLE:
  2N-9341 [1] KIT (bearing & Shim)  
 

#UEG0883S0332
 

3N-5657: TRANSMISSION GP-MARINE

3N5657 MARINE GEAR GROUP--6.00:1 Ratio--Part 1 of 5
Specification No. 35035
Part of 3N5855 Marine Gear Arrangement listed on Page 221
3N8478 Cylinder parts are shown on Page 279
c151719 UEG0883S
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Parts for your D343 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5L-5731 [2] SPACER  
2. 0S-1748 [12] BOLT  
  3N-4817 [6] LOCK  
3. 5L-4102 [2] BEARING  
4. 5L-5585 [2] RETAINER  
5. 5L-6569 [2] SPIDER ASSEM.  
    (Each Includes)
6. 2A-3870 [12] STUD  
7. 2L-3650 [6] PIN  
8. 1N-5990 [1] GASKET  
9. 3N-8501 [2] PISTON  
10. 3S-2713 [24] NUT  
  2L-3649 [12] PLATE (lock)  
11. 3N-8504 [2] RING  
12. 2L-1783 [6] RING  
13. 2L-1784 [6] RING  
14. 3H-1118 [1] PIN  
15. 3N-8510 [1] SLEEVE  
16. 3N-8487 [1] PUMP ASSEM. (oil)  
17. 3N-8500 [1] PIN  
18. 3B-8485 [1] FITTING  
19. 6H-3957 [2] BEARING  
20. 3N-8478 H [2] CYLINDER ASSEM.  
21. 3N-4170 [1] GEAR (54 teeth)  
22. 3N-8505 [2] RING  
23. 1L-9347 [2] RING  
24. 3N-8506 [2] RING  
25. 0S-1585 [6] BOLT  
26. 3B-6499 [1] ELBOW  
27. 4B-4609 [1] NIPPLE  
28. 9B-7237 [22] BOLT  
29. 0S-1588 [19] BOLT  
30. 5L-5773 [2] RACE (inner)  
31. 5L-5772 [2] RACE & ROLLER ASSEM. (outer)  
32. 3F-3728 [2] RING  
33. 4L-3220 [1] BEARING  
34. 3N-8509 [1] SHAFT ASSEM.  
  3N-4173 [2] KEY  
35. 3N-4819 [1] WASHER  
36. 1D-4627 [1] BOLT  
37. 3L-1337 [2] ELBOW  
38. 6L-2701 [6] BOLT  
39. 3N-4816 [1] CARRIER  
  H   SEPARATE ILLUSTRATION
 

#UEG0883S0333
 

3N-5657: TRANSMISSION GP-MARINE

3N5657 MARINE GEAR GROUP--6.00:1 Ratio--Part 2 of 5
Specification No. 35035
Part of 3N5855 Marine Gear Arrangement listed on Page 221
3N8525 and 3N8515 Valve parts are shown on Pages 278 and 279
c151720 UEG0883S
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Parts for your D343 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3N-8507 [1] BOLT  
2. 5F-4899 [1] BOLT  
3. 8S-9089 [1] BOLT  
4. 1A-7669 [2] BOLT  
5. 3N-8525 H [1] VALVE ASSEM.  
6. 0L-1143 [1] BOLT  
7. 9H-8260 [1] BOLT  
8. 3N-8515 H [1] VALVE ASSEM. (pressure regulation)  
9. 3N-8495 [1] GASKET  
10. 9S-4191 [1] PLUG  
  3J-1907 [1] SEAL  
11. 7L-8074 [1] ELBOW  
  3B-7745 [1] NIPPLE  
12. 1A-2029 [2] BOLT  
13. 3N-8497 [1] HOSE ASSEM. 4.92 dm(19.38 in.)  
14. 0S-1594 [10] BOLT  
15. 3N-8492 [1] COVER  
  3N-8496 [1] GASKET  
16. 8B-7245 [1] CHAIN  
  8B-7016 [1] LINK  
  6F-5272 [1] CLIP  
  5B-6172 [1] WASHER  
17. 1A-1460 [2] BOLT  
18. 3B-7749 [1] NIPPLE  
19. 4B-9030 [1] ELBOW  
20. 1L-9283 [1] PISTON  
21. 6L-7524 [1] SPRING  
22. 0L-1329 [2] BOLT  
23. 1B-5174 [1] PLUG  
24. 3N-8489 [1] COVER  
25. 2L-1920 [1] GASKET  
26. 5S-0484 [1] ELEMENT ASSEM. (filter)  
27. 3N-8503 [1] PLATE  
28. 004-5703 [1] ADAPTER  
29. 3N-8512 [1] SPRING  
30. 6L-5077 [1] GAUGE (oil lever)  
31. 2L-1748 [1] TUBE  
32. 0S-1588 [2] BOLT  
  H   SEPARATE ILLUSTRATION
 

#UEG0883S0334
 

3N-5657: TRANSMISSION GP-MARINE

3N5657 MARINE GEAR GROUP--6.00:1 Ratio--Part 3 of 5
Specification No. 35035
Part of 3N5855 Marine Gear Arrangement listed on Page 221
c203226 UEG0883S
  For full view, you need register

Parts for your D343 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9M-9840 [1] CLAMP  
  5B-6172 [1] WASHER  
2. 4L-5687 HOSE ASSEM. 2.29 dm(9.00 in)  
3. 9L-8496 [1] TEE  
4. 4L-5686 [1] HOSE ASSEM. 1.08 dm(4.25 in.)  
5. 3N-8486 [1] PIPE ASSEM.  
    (Includes)
6. 5L-6572 [1] SPRING  
7. 2L-5893 [2] PIN  
8. 5L-6701 [1] BOLT  
  5L-6702 [1] LOCK  
9. 5L-6574 [1] CARRIER ASSEM.  
10. 2L-5891 [1] PISTON  
11. 3K-4897 [1] PIN  
12. 3N-8511 [1] SPRING  
13. 3N-8491 [1] COVER  
  3N-8494 [1] GASKET  
14. 2L-5895 [1] GASKET  
15. 3N-8499 [1] MANIFOLD ASSEM.  
    (Includes)
16. 9S-4185 [1] PLUG  
  8L-2786 [1] SEAL  
17. 1N-5998 [1] PLUG  
  1N-6002 [1] SEAL  
18. 9S-4191 [3] PLUG  
  3J-1907 [3] SEAL  
19. 3N-8477 [1] CARRIER  
20. 1A-1460 [2] BOLT  
21. 3N-8514 [1] GAUGE (oil temperature)  
22. 2B-7411 [1] PLUG  
23. 3N-8498 [1] HOSE ASSEM. 4.57 dm(18.00 in.)  
24. 3L-3869 [1] UNION  
25. 0S-1587 [4] BOLT  
26. 3N-8513 [4] STUD  
  1D-4717 [4] NUT  
27. 3L-3360 [1] STRAINER (oil)  
 

#UEG0883S0335
 

3N-5657: TRANSMISSION GP-MARINE

3N5657 MARINE GEAR GROUP--6.00:1 Ratio--Part 4 of 5
Specification No. 35035
Part of 3N5855 Marine Gear Arrangement listed on Page 221
c203339 UEG0883S
  For full view, you need register

Parts for your D343 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2N-4620 [26] BLOCK  
2. 4L-3263 [1] RING  
3. 3N-4824 [1] HOUSING ASSEM.  
4. 4L-3191 [1] COVER  
5. 0L-1351 [12] BOLT  
6. 2L-1736 [1] PLATE  
7. 2N-9418 [1] BREATHER ASSEM.  
8. 7L-2175 [1] SEAL  
9. 2L-1737 [1] GASKET  
10. 5L-5587 [8] SPRING  
11. 5L-5588 [8] SLEEVE  
12. 2L-1734 [1] GASKET  
13. 2L-1752 [14] PLATE  
14. 0S-1619 [10] BOLT  
15. 3N-8502 [16] PLATE  
16. 3N-8490 [1] COVER  
  3N-8493 [1] GASKET  
17. 0S-1595 [4] BOLT  
18. 3N-8508 [1] SHAFT ASSEM.  
19. 7M-7410 [4] PLUG  
20. 3L-5877 [8] SETSCREW  
21. 3H-9675 [8] PIN  
22. 5L-5596 [1] SEAL  
23. 3N-8483 [1] FLANGE  
24. 5L-6884 [2] SHIM .38 mm (.015 in.) thick  
  5L-6885 [2] SHIM .51 mm (.020 in.) thick  
  6L-7863 [2] SHIM .25 mm (.010 in.) thick  
25. 0T-0856 [3] BOLT  
26. 5L-5597 [1] WASHER  
27. 5H-4894 [2] SEAL  
28. 5L-5737 [1] RETAINER  
29. 7L-2181 [1] SEAL  
30. 5L-5736 [1] SHAFT  
  5L-5589 [1] KEY  
 

#UEG0883S0336
 

3N-5657: TRANSMISSION GP-MARINE

3N5657 MARINE GEAR GROUP--6.00:1 Ratio--Part 5 of 5
Specification No. 35035
Part of 3N5855 Marine Gear Arrangement listed on Page 221
c203340 UEG0883S
  For full view, you need register

Parts for your D343 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3N-4825 [1] HOUSING ASSEM.  
    (Includes)
  5L-5744 [1] SPRING  
  5L-5711 [1] PIN 4.45 cm(1.75 in.) long  
2. 7H-3171 [1] PLUG  
3. 1T-0143 [2] PIN .95 cm(.375 in.) dia.  
  3L-3248 [2] PIN 1.27 cm(.50 in.) dia.  
  5L-4080 [2] SPRING  
  5L-4763 [2] PIN (spring)  
4. 5L-7820 [2] EYEBOLT  
5. 4B-2661 [1] PLUG  
6. [1] PLATE (instruction)  
  4B-4158 [4] SCREW  
7. 5L-5594 [1] GEAR (126 teeth)  
8. 3N-8488 [1] COVER  
9. 5L-5591 [1] PAN  
10. 0T-0102 [4] BOLT  
  0L-0364 [4] LOCK  
11. 2L-1732 [1] GASKET  
12. 5P-0783 [3] BOLT  
13. 3N-6546 [1] WASHER  
14. 2H-8337 [1] RACE-ROLLER (outer)  
  1M-8924 [1] RACE (inner)  
15. 3N-4169 [1] GEAR (54 teeth)  
16. 0S-1588 [6] BOLT  
17. 5L-5748 [1] GASKET  
18. 5L-5799 [1] RETAINER  
19. 5L-5775 [1] BEARING  
20. 1D-4627 [1] BOLT  
21. 3N-4175 [1] WASHER  
22. 5L-5598 [1] SEAL  
23. 5L-5885 [1] SEAL  
24. 8L-8573 [1] SPIDER  
25. 3N-8485 [2] GEAR ASSEM. (22 teeth)  
26. 5L-5738 [1] GASKET  
    THE FOLLOWING KIT IS AVAILABLE:
  2N-9341 [1] KIT (bearing & Shim)  
 

#UEG0883S0337
 

3N-5521: TRANSMISSION GP-MARINE

3N5521 MARINE GEAR GROUP--4.50:1 Ratio--Part 1 of 5
Specification No. 35032
Part of 3N5523, 3N5524 and 3N5525 Arrangement listed on Page 222
3N8478 Cylinder parts are shown on Page 279
c151705 UEG0883S
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Parts for your D343 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5L-5731 [2] SPACER  
2. 0S-1748 [12] BOLT  
  3N-4817 [6] LOCK  
3. 5L-4102 [2] BEARING  
4. 5L-5585 [2] RETAINER  
5. 5L-6569 [2] SPIDER ASSEM.  
    (Each Includes)
6. 2A-3870 [12] STUD  
7. 2L-3650 [6] PIN  
8. 1N-5990 [1] GASKET  
9. 3N-8501 [2] PISTON  
10. 3S-2713 [24] NUT  
  2L-3649 [12] PLATE (lock)  
11. 3N-8504 [2] RING  
12. 2L-1783 [6] RING  
13. 2L-1784 [6] RING  
14. 3H-1118 [1] PIN  
15. 3N-8510 [1] SLEEVE  
16. 3N-8487 [1] PUMP ASSEM. (oil)  
17. 3N-8500 [1] PIN  
18. 3B-8485 [1] FITTING  
19. 6H-3957 [2] BEARING  
20. 3N-8478 H [2] CYLINDER ASSEM.  
21. 3N-4170 [1] GEAR (54 teeth)  
22. 3N-8505 [2] RING  
23. 1L-9347 [2] RING  
24. 3N-8506 [2] RING  
25. 0S-1585 [6] BOLT  
26. 3B-6499 [1] ELBOW  
27. 4B-4609 [1] NIPPLE  
28. 9B-7237 [22] BOLT  
29. 0S-1588 [19] BOLT  
30. 5L-5773 [2] RACE (inner)  
31. 5L-5772 [2] RACE & ROLLER ASSEM. (outer)  
32. 3F-3728 [2] RING  
33. 4L-3220 [1] BEARING  
34. 3N-8509 [1] SHAFT ASSEM.  
  3N-4173 [1] KEY  
35. 3N-4819 [1] WASHER  
36. 1D-4627 [1] BOLT  
37. 3L-1337 [2] ELBOW  
38. 6L-2701 [6] BOLT  
39. 3N-4816 [1] CARRIER  
  H   SEPARATE ILLUSTRATION
 

#UEG0883S0338
 

3N-5521: TRANSMISSION GP-MARINE

3N5521 MARINE GEAR GROUP--4.50:1 Ratio--Part 2 of 5
Specification No. 35032
Part of 3N5523, 3N5524 and 3N5525 Arrangements listed on Page 222
3N8525 and 3N8515 Valve parts are shown on Pages 278 and 279
c151706 UEG0883S
  For full view, you need register

Parts for your D343 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3N-8507 [1] BOLT  
2. 5F-4899 [1] BOLT  
3. 8S-9089 [1] BOLT  
4. 1A-7669 [2] BOLT  
5. 3N-8525 H [1] VALVE ASSEM.  
6. 0L-1143 [1] BOLT  
7. 9H-8260 [1] BOLT  
8. 3N-8515 H [1] VALVE ASSEM. (pressure regulator)  
9. 3N-8495 [1] GASKET  
10. 9S-4191 [1] PLUG  
  3J-1907 [1] SEAL  
11. 7L-8074 [1] ELBOW  
  3B-7745 [1] NIPPLE  
12. 1A-2029 [2] BOLT  
13. 3N-8497 [1] HOSE ASSEM. 4.92 dm(19.38 in.)  
14. 0S-1594 [10] BOLT  
15. 3N-8492 [1] COVER  
  3N-8496 [1] GASKET  
16. 8B-7245 [1] CHAIN  
  8B-7016 [1] LINK ASSEM.  
  6F-5272 [1] CLIP  
  5B-6172 [1] WASHER  
17. 1A-1460 [2] BOLT  
18. 3B-7749 [1] NIPPLE  
19. 4B-9030 [1] ELBOW  
20. 1L-9283 [1] PISTON  
21. 6L-7524 [1] SPRING  
22. 0L-1329 [2] BOLT  
23. 1B-5174 [1] PLUG  
24. 3N-8489 [1] COVER  
25. 2L-1920 [1] GASKET  
26. 5S-0484 [1] ELEMENT ASSEM. (filter)  
27. 3N-8503 [1] PLATE  
28. 004-5703 [1] ADAPTER  
29. 3N-8512 [1] SPRING  
30. 6L-5077 [1] GAUGE (oil level)  
31. 2L-1748 [1] TUBE  
32. 0S-1588 [2] BOLT  
  H   SEPARATE ILLUSTRATION
 

#UEG0883S0339
 

3N-5521: TRANSMISSION GP-MARINE

3N5521 MARINE GEAR GROUP--4.50:1 Ratio--Part 3 of 5
Specification No. 35032
Part of 3N5523, 3N5524 and 3N5525 Arrangements listed on Page 222
c151707 UEG0883S
  For full view, you need register

Parts for your D343 MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9M-9840 [1] CLAMP  
  5B-6172 [1] WASHER  
2. 4L-5687 HOSE ASSEM. 2.29 dm(9.00 in)  
3. 9L-8496 [1] TEE  
4. 4L-5686 [1] HOSE ASSEM. 1.08 dm(4.25 in.)  
5. 3N-8486 [1] PIPE ASSEM.  
    (Includes)
6. 5L-6572 [1] SPRING  
7. 2L-5893 [2] PIN  
8. 5L-6701 [1] BOLT  
  5L-6702 [1] LOCK  
9. 5L-6574 [1] CARRIER ASSEM.  
10. 2L-5891 [1] PISTON  
11. 3K-4897 [1] PIN  
12. 3N-8511 [1] SPRING  
13. 3N-8491 [1] COVER  
  3N-8494 [1] GASKET  
14. 2L-5895 [1] GASKET  
15. 3N-8499 [1] MANIFOLD ASSEM.  
    (Includes)
16. 9S-4185 [1] PLUG  
  8L-2786 [1] SEAL  
17. 1N-5998 [1] PLUG  
  1N-6002 [1] SEAL  
18. 9S-4191 [3] PLUG  
  3J-1907 [3] SEAL  
19. 3N-8477 [1] CARRIER  
20. 1A-1460 [2] BOLT  
21. 3N-8514 [1] GAUGE (oil temperature)  
22. 2B-7411 [1] PLUG  
23. 3N-8498 [1] HOSE ASSEM. 4.57 dm(18.00 in.)  
24. 3L-3869 [1] UNION  
25. 0S-1587 [4] BOLT  
26. 3N-8513 [4] STUD  
  1D-4717 [4] NUT  
27. 3L-3360 [1] STRAINER (oil)  
 

Caterpillar Parts SIS Catalog D343 :

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CAT D343

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