齿轮精度:JIS B 1702-1 N5等级 牙齿表面硬度:55-60HRC 牙齿剖面:坐骨牙齿治疗 无压力角:20° 牙齿表面表面表面表面表面表面表面:磨碎 牙齿切割 牙齿切割
Number of teeth: 40 Shape: S1 Standard circle diameter d(mm): 160 Hole diameter (mm): 45 Tooth width b(mm): 40 Module: 4 Tooth tip circle diameter: 168 Total length (mm): 60 Boss diameter (mm): 80 Boss length (mm):20 钥匙槽:14×3.8