| 规格和标准 |
Gear accuracy: JIS B 1704 Grade 0 Tooth profile: Gleason Pressure angle: 20° Heat treatment: Carburized hardening (hole/boss part charcoal prevention) Gear hardness: 60-63HRC (module 1.5, 2 is 80-83HRA) Tooth number ratio: 1 Module: 6 Number of teeth: 30 Standard circle diameter (mm): 180 Tooth width (mm): 38 Hole diameter ( mm): 40 Total length (mm): 56.5 Shape: C Torsion direction: R Boss diameter (mm): 101 Boss length (mm): 17 Assembly distance: 118 Tooth tip circle diameter: 184 Tooth surface finish: Grinding Additional workability: Some not possible Twist angle (°):35孔直径公差:H7
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