Martin 80BS1213/8 Bored to Size Sprocket - 1 in, Bored to Size, 1.3750 in Bore, 12 Teeth

Product Description

The Martin 80BS1213/8 is a bored to size sprocket, ideal for mechanical power transmission systems. This sprocket has a bore diameter of one point three seven five zero inches and features twelve teeth. It is made from high carbon steel, which ensures durability.

• Finished bore sprockets come ready for installation, including keyways and setscrews.
• Manufactured to meet or exceed ANSI standards.
• Precise machining minimizes runout, ensuring smooth operation.

Product Highlights

These sprockets are designed for versatility in various applications, particularly within standard roller chain setups. The concentric bores and protective coating enhance longevity.

Product Information

Standard Information

• Brand: Martin
• Country of Origin: United States

Technical Specifications

• Bore Diameter: 1.3750 inches
• Number of Teeth: 12
• Hub Diameter: 3-1/8 inches
• Pitch Diameter: 3.8637 inches
• Outside Diameter: 4.3320 inches
• Length Through Bore: 1.6250 inches
• Tooth Width: 0.575 inches
• Surface Treatment: Protective Coating
• Pitch Type: Single
• Chain Number & Pitch: 80 / 1 inch