KHK Bevel Gear SB4-4518 Gleason SB4-4518 1 pc

Catalog number: SB4-4518 Features: ● Used as a popular straight bevel gear. Applications: ● Power transmission gears. Specifications: ●Tooth ratio: 2.5 ●Module: 4 ●Number of teeth: 45 ●Reference circle diameter (mm): φ180 ●Tooth width (mm): 29 ●A (mm): φ20 ●Hole diameter (mm): φ20 ●Total length (mm): 51.16 ●Shape: B4 ●Tooth tip circle diameter (mm): φ181.82 ●Assembly distance (mm): 75 ●Boss diameter (mm): φ80 ●Boss length (mm): 24 ●Hole length (mm): 45 ●Constraint surface diameter: 122.33 ●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.