Stock Bore A-Plate Sprocket, 100 / 1-1/4 in, A Hub, 30 Teeth

martin sprocket & gear co MPN 100a30 Steel Steel Stock

This is a Martin Sprocket & Gear Co. 100A30 stock bore A-plate sprocket with 30 teeth and an A hub. It is designed for a 100 chain with a 1-1/4 inch pitch. This sprocket is typically used in power transmission applications where a flat plate design is suitable.

Specifications

Chain Number	100
Hub Type	A Hub
Number of Teeth	30
Pitch	1-1/4 in

About steel stock

Stock Bore A-Plate Sprocket, 100 / 1-1/4 in, A Hub, 30 Teeth is listed under Steel Stock — hot and cold rolled bar, plate, sheet, angle and structural shapes. Steel stock encompasses a broad range of fundamental ferrous materials used in construction, fabrication, and mechanical engineering. These materials are typically available in hot-rolled (HR) and cold-rolled (CR) forms, with CR stock offering tighter dimensional tolerances, improved surface finish, and often higher strength due to work hardening.

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