TB Wood´s P48-8M-50 SD Timing Belt Pulley, 48-Teeth 8mm Pitch 50mm Belt

TB Wood’s P48-8M-50 SD Timing Belt Pulley is a precision-machined synchronous pulley designed for positive power transmission using 8 mm pitch timing belts, providing slip-free operation, accurate motion control, and high efficiency in industrial drive systems. Manufacturer: TB Wood’s (Altra Industrial Motion) Country of manufacture: United States Model: P48-8M-50 SD Type: Timing belt pulley (synchronous drive) Tooth profile: 8M (HTD – High Torque Drive profile) Number of teeth: 48 Pitch: 8 mm Belt width capacity: 50 mm Outer diameter: Approx. 122–125 mm (based on 48 teeth, 8 mm pitch) Pitch diameter: Approx. 122.2 mm Bore type: Pilot bore or taper bushing compatible (SD style) Bushing type: SD (uses QD or taper-lock style bushing depending on configuration) Material: High-strength cast iron or steel Flange: Double flange (as visible, for belt retention) Mounting: Shaft-mounted via taper bushing system Keyway: Provided via bushing (not directly in pulley body) Surface finish: Machined grooves with corrosion-resistant coating (painted or phosphate) Balance: Suitable for moderate to high-speed rotation when properly installed Maximum RPM: Typically up to 4,000–6,000 RPM (application dependent) Temperature range: -20 °C to +120 °C Load transmission: Positive engagement (no slip under proper tension) Efficiency: Typically above 98% in synchronous belt systems Application areas: CNC machinery, conveyors, packaging equipment, robotics, automation systems Compatibility: Designed for HTD 8M timing belts, 50 mm width Key feature: High torque capacity with precise angular positioning and minimal backlash Maintenance: Low maintenance, periodic inspection of belt and alignment recommended Construction feature: Precision hobbed teeth for accurate belt engagement and extended service life