Martin S1221 External Tooth Spur Gear - 12 DP, 14.5 Degree PA, 21 Teeth, 0.75 in Face, 5/8 to 7/8 in Bore, Reboreable

Product Description

The Martin S1221 is an external tooth spur gear with a diametral pitch of twelve and a pressure angle of fourteen point five degrees. This gear has twenty-one teeth and a face width of zero point seventy-five inches. It fits bore sizes ranging from five eighths to seven eighths inches and is suitable for reboreable applications.

• Material: Steel
• Hub Type: Hub with No Screw
• Standards Met: ANSI Standard B15.1

Product Highlights

This spur gear is designed for power transmission in various applications, ensuring reliable performance and durability.

Product Information

Standard Information

• Brand: Martin
• Country of Origin: United States

Technical Specifications

• MFR Catalog No: 00540
• Hub Diameter: 1.5000 in
• Bore Diameter: 5/8 to 7/8 in
• Overall Width: 1-1/4 in
• Pitch Diameter: 1.75 in
• Outside Diameter: 1.917 in
• Hub Projection: 1/2 in
• Weight: 0.64 lbs