51mm Sheave Wire Block
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HARKEN51mm Sheave Wire Block


In stock online.
Model # 383828 | Mfg # 311UPC # 97653010326
51mm Sheave Wire Block




51mm Sheave Wire Block

Name Value
Ball Bearings Delrin
Mount Type Complementary Hardware
Safe Working Load 2000 Pounds
Sheave Diameter 50 mm
Type Spare Sheave
Weight 1.5 Ounces

Product Overview

Harken 51mm Aluminum Wire Sheave ride on high-load composite bearings. 

Self-contained sheaves are designed to use in custom applications. Wire sheaves ride on high-load composite bearings. They are hardcoat-anodized aluminium with PTFE impregnation. Spare Sheave's keep you on the water when blocks break down. 

Key Features

  • Impregnated Hardkote anodized aluminum Bearings
  • Side-load carbon-black Delrin® washers
  • Sheave Diameter: 2" (51 mm) 
  • Max. Wire Diameter: 3/16" (5 mm)  
  • Max. Working Load (MWL): 2000 lb. (907 kg)  
  • Weight: 1.5 oz. (43 g) 


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