Gear accuracy: equivalent to JIS B 1702-1 N7 class Tooth profile: Ordinate teeth Pressure angle: 20° Heat treatment: Induction hardening on the tooth surface Gear hardness: 50-60HRC Surface treatment: Black dye other than the tooth portion (the fastening parts and additional parts are not blackened) Number of teeth: 75 Shape: S1EB Standard circle diameter (mm): 150 Tooth width (mm): 20 Hole diameter (mm): 25 Module: 2 Tip circle diameter: 154 Total length (mm): 46 Tooth surface finish: Grinding Hole diameter tolerance: Tolerance for the target shaft diameter is H7(G6,H6)
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