KHK Internal Gear SI1-80 SI1-80 1 piece

Catalogue number: SI1-80 Features: ●A popular internal gear. ●Low price and versatile. Applications: ●Power transmission gears. Specifications: ●Module: 1 ●Number of teeth: 80 ●Shape: T1 ●Reference circle diameter (mm): 80 ●Tooth width (mm): 10 ●Tooth tip circle diameter: 78 ●Total length (mm): 10 ●Gear precision: JIS B 1702-1 N8 grade ●Tooth surface hardness: (194HB or less) ●Tooth shape: Straight teeth ●Surface treatment: Blackening ●Pressure angle: 20° ●Tooth surface finish: Cutting ●Gear cutting reference surface: Outer diameter ●Heat treatment: None ●Twist angle ●Additional machining possible: Yes Material/Finish: ●S45C Note: ●Sold individually, not as a set.