Boston Gear HS612L-18038 Industrial Helical Gear

Boston Gear HS612L-18038 Industrial Helical Gear is a hardened steel, left-hand gear with 12 teeth and a 2.000 in pitch diameter, designed to transmit motion and power between non-intersecting shafts that are parallel or at 90° to each other. This HS612L configuration is a 6‑pitch helical gear with a 14.5° pressure angle, and it features a 1.000 in bore and a 1.000 in face width, plus a keyway and setscrew for secure mounting. The part number HS612L-18038 identifies a left-hand gear in Boston Gear's HS612L lineup, intended for industrial gear drives requiring a hardened, precision helical gear. Typical applications include power transmission in machinery where a left-hand, 12‑tooth helical gear is required.