Part No: RND-2B20
2B20 R&D Marine Boat Engine Damper Drive Plate Fitted between the boat engine and the gearbox input shaft, a damper drive plate is designed to transmit the engine power to the gearbox, whilst... Read more
2B20 R&D Marine Boat Engine Damper Drive Plate
Fitted between the boat engine and the gearbox input shaft, a damper drive plate is designed to transmit the engine power to the gearbox, whilst reducing transmitted gear noise and providing a cushioned drive when selecting gear. All R and D Damper Drive plates include a 'failsafe' design.
Also called the Driven Plate, Damper Plate or Clutch Plate, the 2B20 Damper Drive Plate is from the R and D Loop element range. Popular applications include some Lancing Marine marinised engines.
Engine damper plate technical details:
- Spline: 26 teeth 20/40 DP (35.4mm diameter) for Borgwarner 70, 71, 72 C Velvet Drive gearboxes, PRM inline gearboxes, TMP, Paragon and Twin Disc Boxes, ZF Hurth HSW gearboxes and Some Volvo Saildrive legs.
- Diameter of drive plate back plate which bolts to the engine flywheel: 307.8mm (12.125")
- Back plate fixing holes: 6 x 0.32" holes on 10.625" PCD, 12 x 0.32" holes on 10.750" PCD and 6 x 0.375" holes on 11.625" PCD
- Drive plate maximum thickness: 32mm (1.25")
Fitted with a type B loop element for 135Nm 100 ft lb torque, the 2B20 drive plate can be mounted either round on the flywheel and rotated in either direction. This drive plate element will provide linear stiffness up to 3 degrees of deflection and is failsafe.
If you are unsure or need any assistance choosing your drive plate please contact our customer support department who will help you find the right parts for your application.
|Bolt Hole PCD Pitch Circle Diameter||226 to 300mm|
|Gearbox Model||Borgwarner 70|Borgwarner 71|Borgwarner 72|Borgwarner 73|Paragon|PRM 301A|PRM 302A|PRM 401A|PRM 402A|PRM 601A|PRM 750A|TMP 1200|TMP 1500|TN 90|TN 170|TN 260|TN 345|TN 485|TN 545|TN 880|Twin Disc 501|Twin Disc 502|ZF Hurth HBW 250|ZF Hurth HBW 360|ZF Hurth HSW 125|ZF Hurth HSW 450|ZF Hurth HSW 630A|ZF Hurth HSW 800A|ZF IRM220A|
|Country of Origin||United Kingdom|
|Spline||26 Teeth 20/40 DP|
|Torque Nm lbft||0 to 135 Nm / 0 to 100 lbft|
|Bolt Hole PCD [Pitch Circle Diameter]||6 x 0.32" holes on 270mm (10.625") PCD, 12 x 0.32" holes on 273mm (10.750") PCD & 6 x 0.375" holes on 295mm (11.625") PCD.|
|Diameter||OD: 307.8mm (12-1/8")|
|Gearbox Spline||26 teeth 20/40 DP (35.4mm diameter)|
|Number of Fixing Holes||6, 12|
|Suitability||Borgwarner 70, 71, 72 & 73, PRM Inline gearboxes, Paragon P series, Technodrive TN 90, 170, 260, 345, 485, 545 & 880, TMP 1200 & 1500, Twin Disc 501 & 502, some Volvo saildrives, ZF IRM220A, Hurth HBW 250 & 360, HSW 125, 450, 630 & 800 gearboxes.|
|Thickness||Maximum: 32mm (1.25")|
|Torque||135 Nm, 100 lbft|
Sign up for the latest offers, product news, technical advice and more.