Schaefer Marine Series 7 Flat Base Aluminum Cheek Delrin Sheave Part 704-11

Series 7 Flat Base/Aluminum Cheek/Delrin Sheave

Delrin sheave ensures smooth operation and high safe working load. Stainless steel base distributes loads to a large surface area.

Specifications:

• Sheave Dia. 2-3/8" (60 mm)
• Max. Line 1/2" (13 mm)
• Length 4-3/8" (111 mm)
• Width 2-3/4" (70 mm)
• Height 1" (25 mm)
• Fasteners (4) 1/4" RH (6 mm)
• C/C 3-5/8" (92 mm)
• C/C (wide end) 2" (51mm)
• C/C (narrow end) 1-9/16"
• SWL 2250 lbs. (1020 kg)
• Weight Alum. 9.6 oz. (272 g)

The Schaefer Marine Series 7 Flat Base Aluminum Cheek Delrin Sheave is designed for reliable and smooth line operation in marine applications. Featuring a durable Delrin sheave, it ensures quiet, efficient movement while supporting a safe working load of up to 2,250 pounds. The stainless steel base provides a broad surface area for load distribution, enhancing stability and longevity of the component. Ideal for heavy-duty rigging and deck systems, this sheave combines corrosion resistance with high-performance capabilities to meet demanding marine environments.
Built with a 2-3/8 inch diameter sheave, it accommodates line sizes up to 1/2 inch in diameter. The overall length measures approximately 4-3/8 inches, with a width of 2-3/4 inches and a height of 1 inch, making it a compact yet robust component suitable for various rigging configurations. The sheave is secured with four 1/4 inch right-hand fasteners, spaced at 3-5/8 inches on center, with additional measurements for the wide and narrow ends to ensure compatibility with existing setups. Its lightweight aluminum construction weighs approximately 9.6 ounces, making installation manageable without compromising strength.
Designed for durability and ease of use, the Schaefer Series 7 sheave is ideal for sailors, riggers, and marine professionals seeking a dependable sheave for their winches, blocks, or other line handling equipment. Its high safe working load and corrosion-resistant materials make it suitable for prolonged exposure to harsh marine conditions, ensuring consistent performance over time. Whether used in new installations or as replacement parts, this sheave delivers excellent value and reliability for demanding marine applications.

Features:

• Delrin sheave for smooth operation and high load capacity

• Stainless steel base for load distribution and corrosion resistance

• Supports line diameter up to 1/2 inch (13 mm)

• Compact dimensions for versatile installation

• Lightweight aluminum construction for ease of handling

• High safe working load of 2,250 pounds (1020 kg)

• Secure fasteners for reliable mounting