Name: Harken 1539 Big Boat 2.5" Sheave Replacement
Brand: Pacific Sailboat Supply
SKU: 100890
Price: 257.95 USD
Availability: InStock

HARKEN 1539

2.5" Big Boat Sheave

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 side loads and provide UV protection. (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.)

Select sheaves based on load-carrying capability. Installation requires clamping or securing inner race.

Use for:

Mainsheets
Spinnaker sheets
Afterguy/foreguy
Foot blocks

Mfg No.	Sheave Diameter	Width	Max Line Diameter	Center Pin Diameter	Fasteners	MWL¹	BL²
1539	2-1/2" (64mm)	1-3/8" (35mm)	1/2" (12mm)	5/16" (8.1mm)	5/16" (8mm)	3,000 Lbs (1,361kg)	6,000 Lbs (2,721kg)

At Pacific Sailboat Supply, we’re passionate about what we do, and our primary goal is elevating your sailing and boating experience. We cater specifically to racers and enthusiasts of high-performance sailing, offering a meticulously curated selection from over 300 premier marine brands. Our website features less than 5% of our available products, ensuring only the finest sailboat rigging, hardware, electronics, and more make the cut.

But our expertise doesn’t stop with sailboats. We also provide top-quality supplies for powerboats. If you don’t find exactly what you’re looking for, our team is ready to assist you. Reach out via email, chat, phone, or directly through our website messaging service. At Pacific Sailboat Supply, we’re here to help you navigate your sailing and boating needs with excellence.