The Martin 18L050 JA QD Bushed Timing Pulley is engineered for precision and durability in synchronous drive applications. Key Features Teeth Count: 18 Belt Pitch: 3/8 inch (L Belt Size) Belt Width Compatibility: 1/2 inch Material: Steel Bore Type: QD Bushed (JA Series) Pitch Diameter: 2.149 inches Outside Diameter: 2.119 inches Face Width: 0.75 inches Flange Outside Diameter: 2.438 inches Length Through Bore: 1.062 inches Weight: 0.42 lbs Design and Construction This timing pulley features evenly spaced axial grooves to ensure positive engagement with the belt teeth, minimizing friction and backlash. Its robust steel construction provides strength and longevity, making it suitable for demanding industrial environments. The QD (Quick Disconnect) bushing design allows for easy installation and removal, accommodating bore sizes ranging from 0.375 inches to 1.25 inches. Applications Ideal for various industrial applications, including: Agitators and Mixers Compressors Conveyors Fans and Blowers Paper Machinery Pumps Advantages Maintains constant speed with non-slip performance Minimal backlash for precise operation High modulus strength member enhances durability Compact and lightweight design Requires no lubrication, reducing maintenance needs The Martin 18L050 JA QD Bushed Timing Pulley is a reliable component designed to deliver efficient and consistent performance in various power transmission systems.