Martin 40BS4911/4 Bored to Size Sprocket - 40 / 1/2 in

Product Description

The Martin 40BS4911/4 is a bored to size sprocket designed for efficient mechanical power transmission. This sprocket comes with a bore of one point two five inches and features forty-nine teeth, making it suitable for standard roller chain applications. Manufactured from steel, it provides strength and durability for various operational needs.

• Shaft ready with keyways and setscrews.
• Meets ANSI tolerances for precision.
• High carbon steel material ensures long-lasting performance.

Product Highlights

Finished bore with concentric boring to minimize run out and precise machining for a reliable fit.

Product Information

Standard Information

• Brand: Martin
• Country of Origin: United States

Technical Specifications

• MPN: 40BS4911/4
• Bore Diameter: 1.2500 in
• Number of Teeth: 49
• Pitch Diameter: 7.8039 in
• Outside Diameter: 8.0880 in
• Hub Diameter: 3-1/2 in
• Weight: 5.90 lbs
• Material: Steel
• Keyway Size: 1/4 x 1/8 in
• Surface Treatment: Protective Coating