Harken 5.00 (127 mm) Narrow Hi-Load Halyard Sheave

Harken
$675.03
Current Stock:
SKU:
HK693
Shipping:
Calculated at Checkout

Narrow high-load sheaves in mastheads improve sail handling, speed sail changes, and allow the use of smaller, lighter halyard winches. Sheaves combine sideload-carrying balls with a PTFE composite bushing for radial loads.

Part Number: HK693

Specifications

Sheave Ø (mm) 127 mm
Sheave Ø (in) 5 in
Width (mm) 19 mm
Width (in) 3/4 in
Weight (g) 340 g
Weight (oz) 12 oz
Center pin Ø (mm) 19.1 mm
Center pin Ø (in) 3/4 in
Maximum line Ø (mm) 12 mm
Maximum line Ø (in) 7/16 in
Maximum wire Ø (mm) 8 mm
Maximum wire Ø (in) 5/16 in
Maximum working load (kg) 5443 kg
Maximum working load (lb) 12000 lb
Breaking load (kg) 16828 kg
Breaking load (lb) 37100 lb
Footnote Breaking load based on use of solid 304 stainless shafts. 
 
 

Resources/References:

Need help to design your Harken system - take a look here for the Harken System Guides and Drawings

 
Or perhaps you need some other information (load calculators, block selectors, service instructions or manuals)?   Take a look here for all the official Harken Support Information