KHK Miter SM4-20 SM4-20 1 piece

Catalog number: SM4-20 Features: ● Popular straight miter gear. Applications: ● Power transmission gears. Specifications: ●Module: 4 ●Number of teeth: 20 ●Pitch circle diameter (mm): φ80 ●Assembly distance (mm): 75 ●Hole diameter (mm): φ20 ●Total length (mm): 50.78 ●Tooth width (mm): 20 ●Shape: B3 ●Tooth tip circle diameter (mm): φ85.65 ●Boss diameter (mm): φ64 ●Boss length (mm): 27 ●Hole length (mm): 45 ●Tooth ratio: 1 ●Gear precision: JIS B1704: 1978: Class 3 ●Tooth form: Gleason ●Pressure angle: 20° ●Heat treatment: None ●Tooth surface hardness: (194HB or less ●Surface treatment: Blackening ●Tooth surface finish: Cutting ●Gear cutting reference surface: Hole (H7) ●Additional processing possible: Yes Material/Finish: ●S45C Note: ●This is sold individually and not as a set.