MD31A; TMD31B; TAMD31B; AD31B Transmissions Lower Gear Unit EPC Volvo Penta Parts catalog




Lower Gear Unit

 

Parts on group Lower Gear Unit:

Pos. Part No Qty Parts name Comments
1. 854635 [1]   Lower gear Also available as an exchange part.
1. 3803154 [1]   Lower gear, exch Also available as an exchange part.
2. 854042 [1]   Gear housing
3. 854044 [1]   Bearing housing
4. 852644 [1]   Non-return valve
5. 852643 [2]   Attaching plate
6. 948338 [6]   Blind rivet
7. 854040 [1]   Fin
8. 959440 [1]   Hex. socket screw
9. 872050 [1]   Gear set Ratio 1,61:1
10. 948407 [2]   Spring pin
11. 854889 [1]   Countershaft
12. 183374 [1]   Ball bearing
13. 941832 [1]   Shim TH=0,05mm
13. 941833 [1]   Shim TH=0.20mm
14. 832191 [1]   Gasket
15. 11072 [1]   Roller bearing
16. 897387 [1]   Clamping ring
17. 944970 [1]   Shim TH=1,60mm
18. 944522 [1]   Shim TH=0,05mm
18. 42981 [1]   Shim TH=0,10mm
18. 42980 [1]   Shim TH=0.35mm
18. 968057 [1]   Shim TH=0.20mm
19. 969071 [1]   Round nut
20. 183497 [1]   Needle bearing
21. 854300 [1]   Nut
22. 854657 [1]   Propeller shaft
23. 183390 [1]   Needle roller bushin
24. 832548 [1]   Pump rotor
25. 914474 [1]   Snap ring
26. 854541 [1]   Ball bearing
27. 944561 [1]   Shim TH=0,05mm
27. 944562 [1]   Shim TH=0,10mm
27. 851767 [1]   Shim TH=0.20mm
28. 832725 [1]   Thrust ring
29. 953449 [6]   Stud
30. 955825 [6]   Hexagon nut
31. 969073 [1]   Round nut
32. 925261 [2]   O-ring
33. 897426 [2]   Sealing ring
34. 941812 [2]   Hex. socket screw
35. 875815 [1]   Zinc ring kit
36. 941809 [2]   Hex. socket screw
37. 872082 [1]   Line cutter
38. 854045 [1]   Spinner
39. 850888 [1]   Plastic washer
40. 850889 [1]   Screw
41. 839354 [1]   Plug
42. 955974 [1]   O-ring
43. 814482 [1]   Oil strainer
44. 854553 [1]   Splined sleeve Included in complete drive unit
45. 941810 [4]   Hex. socket screw Included in complete drive unit
46. 853095 [4]   Washer Included in complete drive unit
47. 925256 [1]   O-ring Included in complete drive unit
48. 876137 [1]   Anode kit To be used in fresh-water.
49. 941809 [2]   Hex. socket screw

Parts catalog :

 Intermediate Housing part catalog Intermediate Housing
  Upper Gear Unit
 Duoprop Drive Unit part catalog Duoprop Drive Unit
 Duoprop Drive Unit part catalog Duoprop Drive Unit
 Duoprop Drive Unit: 872784 part catalog Duoprop Drive Unit: 872784
 Duoprop Drive Unit: 872372 part catalog Duoprop Drive Unit: 872372
  Upper Gear Unit
 Intermediate Housing part catalog Intermediate Housing
 Lower Gear Unit part catalog Lower Gear Unit
  Upper Gear Unit
 Intermediate Housing part catalog Intermediate Housing
 Lower Gear Unit Ratio 2, 30:1: 854641 part catalog Lower Gear Unit Ratio 2, 30:1: 854641
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