RS PRO Polyoxymethylene 15 Teeth Spur Gear 0.5 Module 2mm Bore 7.5 mm Pitch Diameter 4.5 mm Hub Diameter 521-6991

RS PRO 521-6991 Polyoxymethylene Spur Gear is a precision 15 teeth gear with a 0.5 module, designed for mechanical power transmission applications. Manufactured with injection-moulded acetal copolymer (polyoxymethylene), this gear offers excellent strength, wear resistance, and low friction operation, making it perfect for demanding industrial use.

The gear has a bore diameter of 2 mm to fit securely on shafts, with a pitch diameter of 7.5 mm and a hub diameter of 4.5 mm that enhances stability during rotation. Its 3 mm face width supports robust load distribution while the 20° pressure angle matches standard gear configurations.

RS PRO’s quality control ensures each gear meets consistent dimensional and material standards, suitable for machine tools, transmissions, and speed reduction systems.

These spur gears are commonly referred to as straight gears, spur wheels, or spur gearing, and are widely utilized in industrial machinery requiring reliable torque transfer with minimal backlash.

The gear features 15 teeth for efficient torque transmission. Polyoxymethylene construction provides durability and low wear. Module size of 0.5 ensures metric compatibility. Bore diameter is 2 mm for precise shaft fitting.

Pitch diameter is 7.5 mm for accurate gear meshing. Hub diameter of 4.5 mm supports shaft stability. Face width of 3 mm maintains load distribution. 20° pressure angle is standard for smooth operation. RS PRO series guarantees reliable quality and consistency.

Ideal for use in machine tools, transmissions, and industrial equipment. Application areas include Mechanical Power Transmission in manufacturing, material handling, and automation machinery.

Choose RS PRO 521-6991 for dependable, high-performance spur gear solutions in industrial environments. Explore more RS PRO mechanical components and gears on EnvMart to ensure optimal machine performance.