KHK Spur Gear SSA1-55 SSA1-55 1 piece

Catalog number: SSA1-55 Features: ● A flat-shaped spur gear with the boss cut off to reduce weight. Applications: ● Power transmission gears. Specifications: ● Module: 1 ● Number of teeth: 55 ● Shape: S5 ● Reference circle diameter (mm): φ55 ● Tooth width (mm): 10 ● Hole diameter (mm): φ10 ● Total length (mm): 10 ● Tooth tip circle diameter (mm): φ57 ● Gear precision: JIS B1702-1N8 grade ● Tooth shape: Straight teeth ● 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) ● Twist angle: - ● Additional processing possible: Yes Material/Finish: ● S45C Note: ● This is a single item, not a set.