Poulie triple émerillon manille ringot taquet coinceur à billes Wichard.
Poulie triple émerillon manille ringot taquet coinceur à billes Wichard.

Triple ball bearing block - Sheave 70 - Swivel head becket & cam

Part #75308


Complete range of ball bearing blocks
Modern design
Innovative design with two lateral races of ball bearings
Smooth running for low load adnhigh speed action
Under high load the hub runs on stainless steel bush which allows the sheave to run freely
Light cheeks protecting the sheave
Wide choice of fastenings thanks to the universal head


Mainsheet systems 
Boom vang            

Technical information

  • Materials Grade 316L stainless steel head configuration
    Grade 316L stainless steel load straps
    POM cheeks
    Delrin® ball bearings
    Composite saddle for cam models
    Composite sheave
    Terminal (shackle i.e…): 316L stainless steel grade
  • Rope size Pour cordage de 14 m
  • Length (mm) 183
  • Width (mm) 123
  • Thickness (mm) 101
  • Sheave diameter (mm) 70
  • Schackle diameter (mm) 8
  • Working load (kg) 480
  • Breaking load (kg) 2700
  • Weight (kg) 1.139


Working load (WL) : for nautical applications

Working Load Limit (WLL): for industrial applications only.
The safety factor is 5 times the breaking load.
WLL = Breaking load / 5

CAD file

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