Poulie double à rouleau HR plat pont Wichard.
Poulie double à rouleau HR plat pont Wichard.

Double HR roller block - Sheave 240 - Cheek block - M21

Part #47220

Description

Complete range of blocks for yachts and mega yachts
High working and breaking loads
Excellent high-speed low load and high-function load characteristics
Alloy sheaves design to suit modern ropes
Protection of the sheave by the cheeks for added durability 
Interchangeable head fastening systems for multiple attachment methods
Multiple position, grub screw lockable head post swivel                              

Applications

Cheek blocks applications for genoa sheet…

Technical information

  • Materials Torlon® roller bearing
    Forged HR stainless steel shackle
    Stainless steel swivel head
    Hard anodized aluminium sheave
    Aluminium cheeks (hard coat anodization) + Teflon
  • Rope size Pour cordage de 26
  • Length (mm) 325
  • Width (mm) 240
  • Thickness (mm) 130
  • Sheave diameter (mm) 240
  • Working load (kg) 12000
  • Breaking load (kg) 28000
  • Weight (kg) 10.95

Caption

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