Martin 40BS211 Bored to Size Sprocket - 40 / 1/2 in

Product Description

The Martin 40BS211 is a finished bore sprocket designed for use with standard roller chain. It features a bore diameter of one inch and has twenty-one teeth. Made from high carbon steel, it provides durability for mechanical power transmission tasks.

• Finished bore with keyways and setscrews for easy installation
• Meets ANSI standards for precise machining
• Concentric bores minimize run out for better performance

Product Highlights

This sprocket is shaft ready and ideal for various mechanical applications where reliable performance is required.

Product Information

Standard Information

• Brand: Martin
• Country of Origin: United States

Technical Specifications

• Bore Diameter: 1.0000 in
• Number of Teeth: 21
• Pitch Diameter: 3.3548 in
• Outside Diameter: 3.6170 in
• Length Through Bore: 1.0000 in
• Hub Diameter: 2-3/4 in
• Chain Number & Pitch: 40 / 1/2 in
• Surface Treatment: Protective Coating