Your browser version is not officially supported, and you may experience a degraded service. Please upgrade your browser.
Christmas Holidays: Seasons greetings to all of our customers! Our branches will close on December 23rd at 5pm, and then remain closed until January 2nd. To help ensure delivery before Christmas, please place orders before 4pm on 19th December.
x

R&D Marine 6" Bobbin Shaft Coupling

Product code: 808006
Manufacturer SKU: 202-250

A bobbin coupling is a double flange coupling, which is used to extend the boat propeller shaft. They can also be used for making a double flexible coupling with two R&D type flexible couplings. T1 Read more

Description

Description

A bobbin coupling is a double flange coupling, which is used to extend the boat propeller shaft. They can also be used for making a double flexible coupling with two R&D type flexible couplings. This can provide excellent noise and vibration control, at a very reasonable price.

The 6" R&D bobbin coupling is machine from steel, and the flanges will suit gearbox flanges (5.75") for PRM, Borgwarner Velvet Drive, ZF and Twin Disc gearbox.

Bobbin coupling dimensions:

a - Flange outside diameter = 5.75"

b - Hole pitch circle = 4.75"

c - Number of holes = 6

d - Hole size = 0.50"

e - Register diameter = 3.00" male on one flange and female on the other

f - Bobbin coupling length = 5.86"

g - Bobbin neck diameter = 4.25"

Bobbin Shaft Coupling Dimensions Diagram

R & D Marine Bobbin shaft coupling spacer number 202-250

Specifications
Coupling PCD 4.75" / 120.6mm
Coupling Register Diameter 3.00" / 76.2mm
Gearbox Output Coupling Diameter 5.75" / 146mm
Number of Fixing Holes 6
Register Gender Male one end and Female the other end.
Brand R&D Marine
Model 202-250
Length 5.86"
Country of Origin United Kingdom
Ask a question
R&D Marine 6" Bobbin Shaft Coupling

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

Quantity

We offer credit and pay as you go accounts...

We offer accounts to all of our trade customers. There are two types; Credit Accounts and Cash Accounts. They both give trade price benefits, with the credit accounts offering monthly credit facilities, and the Cash Accounts enabling you to pay as you go.

Apply for an account I have an account, I need a login