Industrial 1250H300 Positive Drive Timing Belt

The 1250H300 Positive Drive Timing Belt is a 1/2 in (12.7 mm) pitch H-profile synchronous belt designed for slip-free, accurate power transmission in industrial machinery. Its rubber body with fiberglass tensile cords and trapezoidal Positive Drive teeth provide strength for demanding drives, with 250 teeth across a 125 in length and a 3 in belt width. The belt is designed for use with H Profile Timing Pulleys and has an operating temperature range of -30°C to +100°C, with moderate oil resistance and ozone resistance. This timing belt complies with RMA / ISO timing belt standards and is intended for conveyors, packaging equipment, printing presses, textile machinery, and automated production systems. Common replacements include Gates 1250H300 Timing Belt, Goodyear Eagle PD 1250H300, and Continental Synchrochain H 1250H300.