Product

HARKEN NARROW SHEAVE 3.00 WIRE HALYARD

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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.

Sheave Ø (mm)
76 mm

Sheave Ø (in)
3 in

Width (mm)
16 mm

Width (in)
5/8 in

Weight (g)
128 g

Weight (oz)
4.5 oz

Center pin Ø (mm)
12.7 mm

Center pin Ø (in)
1/2 in

Maximum line Ø (mm)
10 mm

Maximum line Ø (in)
3/8 in

Maximum wire Ø (mm)
5 mm

Maximum wire Ø (in)
3/16 in

Maximum working load (kg)
1814 kg

Maximum working load (lb)
4000 lb

Breaking load (kg)
7484 kg

Breaking load (lb)
16500 lb

Footnote
Breaking load based on use of solid 304 stainless shafts.