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.
FEATURES
Sheave Ø (mm) 76 mm
Sheave Ø (in) 3 in
Maximum line Ø (mm) 10 mm
Maximum line Ø (in) 3/8 in
Maximum working load (kg) 1814 kg
Maximum working load (lb) 4000 lb
SPECS
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.
