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R&D Marine Twin disc 6" Solid Half Coupling Pilot Bored

Part No. 808606

120 You pay €159.84 Incl VAT You pay €133.20 Excl VAT

RRP €172.80 €144.00

Save €12.96 (7.5%) Save €10.80 (7.5%)


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Brand R&D Marine
Model 202-120
Applications 6" nominal gearbox flanges of some Twin Disc gearboxes.
Gearbox Output Coupling Diameter 5.75" (146mm)
Coupling PCD 4.75" (120.6mm)
Number of Fixing Holes 6
Coupling Register Diameter 3.00" (76.2mm)
Register Gender Female
Shaft Size Pilot Bored
Length 6.00"

This solid half coupling is machined from solid steel and mates with the Twin Disc gearbox output coupling to connect a boat propeller shaft to the gearbox, usually via a flexible coupling.

This solid shaft half coupling is pilot bored and needs to be machined to suit the boat propeller shaft diameter.

Typical applications include:
6" nominal gearbox flanges of some Twin Disc gearboxes.

Coupling dimensions:
a - Flange outside diameter = 5.75"
b - Hole pitch circle = 4.75"
c - Number of holes = 6
d - Hole size = 0.63"
e - Register diameter = 3.00" female
f - Coupling length = 6.00"
g - Coupling boss diameter = 3.65"
h - Pilot bore diameter: 21mm (for customer machining to parallel or taper as required.)
Solid Half Coupling Dimensions Diagram

R & D Marine Solid type shaft coupling number 202-120 Pilot Bored

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