R&D Marine, 910-021, Flexible Shaft Coupling


R&D Marine, 910-021, Flexible Shaft Coupling<br>
SKU: 79400
Mfg# 91-002-1
UNIT: Each
Gear Manufacturer: Enfield, SonicGear Flange Diameter: 4.00"No. Bolts: 2Bolt Pitch Circle: 3.00"
Typically Ships Out in 3-5 Business Days


  • Special Order - Non Returnable
  • Reduce engine noise and transmission vibration.
  • Reduce costly transmission repairs.
  • Fail safe design, both forward and reverse thrust is taken in compression from the steel straps, giving a durable design even in extreme conditions.
  • Fits most major transmission makes and models. For engines 5 to 1,500 horsepower.
  • Under compression load in both forward and reverse.
  • Quick and easy installation.
  • Impervious to salt water, diesel and lubrication oils.
  • Diameter: 4.00"
  • Bolts: 2
  • Bolt Pitch Circle: 3.00"
  • Cross Reference 



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  • The length of the warranty may vary by product, please refer to your product for the exact terms and conditions of the warranty for your purchase.


  • Merchandise must be unused, in its original packaging and returned with a receipt within 30 days of purchase.
  • Full credit will be issued when the return is due to our error.
  • A restocking charge may apply to merchandise not shipped in error.
  • Concealed freight damage should be reported to the freight carrier immediately.
  • Manufacturer defects reported within 30 days of receipt will be supplied a pre-paid label for return shipping upon approval.
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