Gear accuracy: JISB1704: 1978: Grade 4 Tooth profile: Gleason Pressure angle: 20° Heat treatment: Induction hardening on the tooth surface Surface treatment: Black Tooth surface finish: Cutting Tooth cutting reference surface: Hole Additional workability: Possible Module: 1 Number of teeth: 20 Standard circle diameter (mm): φ20 Hole diameter (mm): φ6 Assembly distance (mm): 20 Total length (mm): 13.84 Tooth width (mm): 5 Shape: B3 Torsion angle: -35 Tooth tip circle diameter (mm): φ21.3 Torsion direction: R Boss diameter (mm): φ16 Boss length (mm): 8 Hole length (mm):12牙齿数值:1紧脸直径:9.86
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