Ref.

  P/N
  LOWER GEAR UNIT AQ DRIVE UNIT 250
DESCRIPTION
1   814442-0   Lower gear unit, N.S.S. (21) ratio 1.61:1
-      Lower gear unit, N.S.S. (22) ratio 1.89:1
-      Lower gear unit, N.S.S.(23) ratio 2.15:1
2   832522-7   ...Bearing housing
3   875364-2   ...Gear housing
4   832580-5   ......Exhaust outlet
5   959450-8   ......Screw
6   183394-6   ......Needle bearing
7   941812-0   ......Screw
8   854612-9   ...Interm shaft
9   181522-4   ...Ball bearing
10   941832-8   ...Shim
--   941833-6   ...Shim
11   875178-6   ...Shaft
12   183390-4   ......Needle bearing
13   11072-6   ...Bearing
14   897387-7   ...Clamp ring
15   907023-6   ...Washer
16   906633-3   ...Nut
17   897865-2   ...Nut
--   814164-0   ...Nut
18   191573-5   ...Lock washer
--   814165-7   ...Washer
19   181287-4   ...Ball bearing
20   907025-1   ...Washer
21   906635-8   ...Round nut
22   832536-7   ...Set of gears, ratio 1.61:1
--      ...Set of gears, ratio 1.89:1
--   832544-1   ...Set of gears, ratio 2.15:1
23   914474-2   ...Lock ring
24   832548-2   ...Centrifugal pump
25   897341-4   ...Washer
26   953449-6   ...Stud bolt
27   955825-5   ...Nut
28   925261-0   ...Gasket
29   875805-4   ...Zinc ring kit (832524)
30   940203-3   ......Screw
31   897426-3   ...Seal ring
32   839534-5   ...Ring
33      ...Propeller cone (44)
--   854045-2   ...Propeller cone
33a   854047-8   ...Spacer washer
34   897367-9   ...Washer
35   804262-4   ...Plug
36   804261-6   ...Gasket
37   941828-6   ...Shim, thickness = 0.05MM
--   941829-4   ...Shim, thickness = 0.10MM
--   941830-2   ...Shim, thickness = 0.20MM
--   941831-0   ...Shim, thickness = 1.25MM
38   941835-1   ...Shim, thickness = 0.05MM
--   941836-9   ...Shim, thickness = 0.10MM
39   814482-6   ...Oil strainer, PZ2505931
40   925256-0   Rubber ring
41   875183-6   Spline sleeve
42   914508-7   ...Lock ring
43   941810-4   Screw