J.R. Clancy, Incorporated - Multi-Sheave Blocks

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  • Blocks may be mounted upright or underhung.
  • Blocks with three or more sheaves are constructed with the base angle legs turned in to allow close mounting centers. Base angles are notched to clear ropes and cables.
  • Nylon or ASTM Class 30 grey iron sheaves.


Category: rigging systems | stage equipment | stages...

MasterFormat: Entertainment and Recreation Equipment | Broadcast, Theater, and Stage Equipment | Rigging Systems and Controls



J.R. Clancy, Incorporated
7041 Interstate Island Road
Syracuse, NY 13209
Tel: (800) 836-1885
Fax: (315) 451-1766

marilynlarsen@jrclancy.com

http://www.jrclancy.com

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Overview


Multi-Sheave Blocks

  • Blocks may be mounted upright or underhung.
  • Blocks with three or more sheaves are constructed with the base angle legs turned in to allow close mounting centers. Base angles are notched to clear ropes and cables.
  • Nylon or ASTM Class 30 grey iron sheaves.
  • 17mm sealed precision ball bearings.
  • 12 gauge side plates located outside and between sheaves.


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Specifications

Ordering Information
SheaveDiam. Lines Bearings Cast Iron Prod. Code RWL Wt. Nylon Prod. Code RWL Wt.
8-5/8" 2 17mm BB 400-20855C75 900 lb 27 lb 400-20855N75 900 lb 21 lb
8-5/8" 3 17mm BB 400-30855C75 900 lb 35 lb 400-30855N75 900 lb 26 lb
8-5/8" 4 17mm BB 400-40855C75 900 lb 42 lb 400-40855N75 900 lb 31 lb
8-5/8" 5 17mm BB 400-50855C75 900 lb 50 lb 400-50855N75 900 lb 36 lb
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