Prop Shaft Coupling 4” Hurth/PRM Technodrive Shaft 22.00 mm

The propeller counter flange coupling forms the connection between the gearbox and the propeller shaft.
Material: C45 steel – Surface treatment: zinc-galvanised, providing corrosion resistance.

Dimensions:
Shaft diameter: 22.00 mm
A flange diameter: 102.00 mm
B pitch circle: 82.55 mm
C&D number of holes × diameter: 4 × 10.00 mm
F length: 81.00 mm
E locating recess: 63.50 mm male recess
H: M10

Flange type:
Velvet, PRM, Hurth, Technodrive 4″

Gearbox type:
Velvet: 70C, 71C, 500, 1000, 1500
PRM: Delta, 80, 120, 150
Hurth: 35 HBW, 40 HBW, 50 HBW, 100 HBW, 125H HSW, 125 HBW, 150 HBW, 150A HBW, 250 HBW, 250H HSW, 250A HSW, 450D HSW
35 ZF, 4M ZF, 5M ZF, 10M ZF, 12 ZF, 12M ZF, 15M ZF, 15MA ZF, 25M ZF, 25 ZF, 25A ZF, 25MA ZF, 30M ZF, 45A 1.25:1 ZF, 45C ZF
Technodrive: TMC30, TMC40, TMC50, TMC60, TM260

PRM Gearbox