KHK Bevel Gear SB4-2030 Gleason SB4-2030 1 pc

Catalog number: SB4-2030 Features: ● Used as a popular straight bevel gear. Applications: ● Power transmission gears. Specifications: ●Tooth ratio: 1.5 ●Module: 4 ●Number of teeth: 20 ●Reference circle diameter (mm): φ80 ●Tooth width (mm): 20 ●A (mm): φ15 ●Hole diameter (mm): φ15 ●Total length (mm): 48.53 ●Shape: B3 ●Tooth tip circle diameter (mm): φ88.32 ●Assembly distance (mm): 90 ●Boss diameter (mm): φ60 ●Boss length (mm): 23.33 ●Hole length (mm): 43 ●Constraint surface diameter: 46.89 ●Gear precision: JIS B 1704: 1978: Class 3 ●Tooth shape: 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 a single item, not a set.