Products

Zinc Anode Nut Assembly To be used in conjunction with a locking tab washer. Here: M16 x 1.5.  37mm across flats. M20 x 1.5. 45mm across flats. M24...

TO SUIT BUKH  GEARBOX DV10 & DV20 & DV24   47MM   FEMALE  REGISTER 4 HOLES  74.5MM   PCD  8.1MM HOLE DIAMETER  COUPLING LENGTH IS 8...

Key for Propeller Shaft. Square section. Rounded one end. Available in Imperial and Metric Sizes.

We have all heard horror stories of boats sinking when a coupling breaks and the shaft is ripped out of the boat. A simple solution to assist in ...

For 3/4" to 3-3/4" (20mm to 95mm) shaft diameters EXISTING TYPE A PSS SHAFT SEALS CAN BE UPGRADED BY FITTING A PSS PRO MAINTENANCE KIT As...

Imperial Shaft Sizes Please see other page for Metric shaft sizes PSS Maintenance Kit includes all the items you need to properly maintain your PS...

Metric Shaft Sizes Please see other page for Imperial shaft sizes PSS Maintenance Kit includes all the items you need to properly maintain your PS...

If the PSS Shaft Seal needs to be removed and re-installed, PYI suggests that you replace the o-rings, and more importantly, change the set screws ...

Imperial diameter 3/4" - 3-3/4" shafts Click here for Metric shafts The Type A PSS Shaft Seal is a mechanical face seal. The sealing surface i...

Metric Shaft diameter 20mm -150mm Click here for Imperial sizes The Type A PSS Shaft Seal is a mechanical face seal. The sealing surface is ...

Our braided from selected, long fibre, heavy duty, flax yarns thoroughly impregnated yarn by yarn with PTFE and treated with break-in lubricants. T...

Quicksilver Hi-Performance Gear Lube Oil 1 Litre A gear oil that is specially formulated for stern drives and outboards over 75Hp including all Mer...

Manufactured by R&D Marine, the flexible coupling fits between the boat propeller shaft coupling and the gearbox output coupling. This flexibl...

R&D 4" Flexible Coupling 910-004 for BORG WARNER & HURTH Gearbox.   Gearbox Flange:                                              4" diamet...

R&D 4" Flexible Coupling 910-019 for VOLVO.   Gearbox Flange:                                              4" diameter.                       ...

R&D 4" Flexible Coupling 910-043 for Yanmar.   Gearbox Flange:                                              90mm diameter.                    ...

R&D 5" Flexible Coupling 910-012 for YANMAR Gearbox.   Gearbox Flange:                                              5" diameter.              ...

R&D 6" Flexible Coupling 910-003 for PRM Gearbox.   Gearbox Flange:                                              5.75" diameter.             ...

910-021 Flexible Coupling (Two hole) For 90mm Flange BUKH Gearboxes R & D Marine has developed a wide range of competitively priced Flexible C...

  910-060 Flexible Coupling (Two hole) R & D Marine has developed a wide range of competitively priced Flexible Couplings to fit all major inst...

R&D Clamp Coupling Yanmar 5" a - Flange outside diameter = 4.72" b - Hole pitch circle = 100mm c - Number of holes = 4 d - Hole size = 10mm e ...

Standard 4" Clamp coupling to suit the following gearboxes: Hurth, PRM and Borg Warner. 4" Diameter.  4 Hole 3.25" P.C.D. 2.5" Male Register Coup...

Zinc Plated for Protection Against Corrosion  We are now offering the R&D Split Shaft Couplings with a Protective Zinc Plating Standard 4" Cla...

Standard 5" Clamp coupling to suit the following gearboxes: Hurth, PRM and Borg Warner. a - Flange outside diameter = 5.00"b - Hole pitch circle =...

Application PRM, Borg Warner Velvet Drive, ZF and Twin Disc gearboxes Length 5.50" Brand R&D Marine Coupling PCD 4.75" / 120.6mm Co...

Standard 4" Clamp coupling to suit the following gearboxes: Volvo 4" Diameter.  4 Hole 80mm (3.15") P.C.D. 60mm Female Register The R&D Marine...

Standard 4" Clamp coupling to suit the following gearboxes: Yanmar. 4" Diameter.  4 Hole 78mm P.C.D. 50mm Male Register The R&D Marine Clamp C...

The compression flexible engine mounting is a low height mount with minimum deflection. Typical uses: 2 and 3 Cylinder Long Stroke, 4 Cylinder, 6 ...

The R&D compression flexible engine mounting is a competitive, low height, medium capacity mount giving good engine control. Typical uses: 2 &a...

800-036 The R&D compression flexible engine mounting is a competitive, low height, medium capacity mount giving good engine control. Typical us...

 The compression flexible engine mounting is a low height mount with minimum deflection. Typical uses: 2 and 3 Cylinder Long Stroke, 4 Cylinder, 6...

 The compression flexible engine mounting is a low height mount with minimum deflection. Typical uses: 2 and 3 Cylinder Long Stroke, 4 Cylinder, 6...

Earthing Connectors 'R & D Marine' Earthing Connectors consists of a Silver impregnated ribber strip, which when fitted through the axis of t...

Manufactured by R&D Marine, the flexible coupling fits between the boat propeller shaft coupling and the gearbox output coupling. This flexible...

910-007 Flexible Coupling 4" VOLVO Gearboxes R & D Marine has developed a wide range of competitively priced Flexible Couplings to fit all maj...

910-009 Flexible Coupling 5" PRM, HURTH, BORG WARNER & VOLVO R & D Marine has developed a wide range of competitively priced Flexible Coup...