J.R. Clancy, Incorporated -Head Blocks, Upright - 55 Series

DOWNLOADS

  • Upright style, normally supported by two structural I-beams.
  • ASTM Class 30 grey iron or nylon sheave.
  • Equal pitch diameter on rope and cable grooves for smooth operation.
  • Tapered roller bearings.


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

Find a rep/distributor

Request More Info

DOWNLOADS

Related Products

Overview


Head Blocks, Upright - 55 Series

  • Upright style, normally supported by two structural I-beams.
  • ASTM Class 30 grey iron or nylon sheave.
  • Equal pitch diameter on rope and cable grooves for smooth operation.
  • Tapered roller bearings.
  • Base angle legs turned in to allow close mounting centers. Notches allow clear passage of all cables.
  • 10 gauge side plates fully enclose sheave; 16" blocks have 7 gauge side plates.
  • Side plates are bolted and welded to the base angles for extra strength.
  • Six spacers between the side plates, four prevent cables from escaping the sheave grooves.
  • Base angles punched with alternating slots and holes for easy installations.
  • Mounting clips available, please provide steel dimensions.
  • Head block capacities are affected significantly by mounting conditions, see the “More Info” tab for tables of capacities


See More


Specifications

Ordering Information
SheaveRopeDiam.LinesBearingCast IronProd. CodeWt.Nylon Prod. CodeWt.RWL (capacity)
Single PurchaseSingle PurchaseSingle PurchaseSingle PurchaseSingle PurchaseSingle PurchaseSingle PurchaseSingle PurchaseSingle Purchase
8"3/4"6 @ 1/4"1"100-60855C2546 lbtable
8"3/4"8 @ 1/4"1"100-80855C2552 lbtable
12"3/4"6 @ 1/4"1"100-61255C2572 lb100-61255N2540 lbtable
12"3/4"8 @ 1/4"1"100-81255C2579 lb100-81255N2541 lbtable
12"3/4"10@ 1/4"1"100-101255C2586 lbtable
16"1"6 @ 3/8"1-1/2"100-61655C381139 lbtable
16"1"8 @ 3/8"1-1/2"100-81655C381147 lbtable
Double PurchaseDouble PurchaseDouble PurchaseDouble PurchaseDouble PurchaseDouble PurchaseDouble PurchaseDouble PurchaseDouble Purchase
12"3/4"6 @ 1/4"1"1CD-61255R72 lb1ND-61255R40 lbtable
12"3/4"8 @ 1/4"1"1CD-81255R79 lb1ND-81255R41 lbtable
Sweetsstakes