Big Boat Sheaves

Big Boat sheaves are available for special applications as well as for replacement sheaves in Big Boat blocks. Made of Hard Lube-anodized 6061-T6 aluminum, sheaves feature Torlon® rollers to carry high radial loads and carbon-black Delrin® balls to support sideloads and provide UV protection. Select sheaves based on load-carrying capability.

Installation requires clamping or securing inner race.

Delrin® is a registered trademark of E. I. du Pont de Nemours and Company or its affiliates.
Torlon® is a registered trademark of Solvay Advanced Polymers.

Prod No.	Name	Sheave Ø (mm)	Sheave Ø (in)	Maximum line Ø (mm)	Maximum line Ø (in)	Maximum working load (kg)	Maximum working load (lb)
500	76 mm Sheave	76	3	14	9/16	2245	4950
518	114 mm Sheave	114	4 1/2	18	3/4	3401	7500
519	140 mm Sheave	140	5 1/2	22	7/8	4127	9100
520	178 mm Sheave	178	7	22	7/8	6349	14000
550	102 mm Big Boat Sheave	102	4	14	9/16	2245	4950
603	76 mm Wide Sheave	76	3	18	3/4	2245	4950
640	64 mm Wide Sheave	64	2 1/2	14	9/16	907	2000
657	114 mm Wide Sheave	114	4 1/2	18	7/8	6736	14850
1539	64 mm Wide Sheave	64	2 1/2	12	1/2	1361	3000

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