Metric Brass Mitre Gears

  • Standard tolerances, unless otherwise stated ±0.25mm
  • Shaft axis to intersect within ±0.025mm
  • Angular accuracy between shafts ±5mins
  • Mounting distance tolerance ± 0.05mm
  • 20° pressure angle
  • Supplied in pairs
  • All dimensions in mm
  • Brass CZ121 1:1 Ratio


All dimensions subject to change. If a dimension is critical to your application please contact us.

Part No. Code Material Pitch Module No. Teeth dp (mm) de (mm) dm (mm) Bore H7 F (mm) Lm (mm) A (mm) A+V (mm) S (mm)
7708-401 BBM10/12 Brass 1 12 12 13.4 10 4 4 6.2 10.4 13.2 1.4
7708-402 BBM10/16 Brass 1 16 16 17.4 12 5 5 5 11 15.1 1
7708-403 BBM10/20 Brass 1 20 20 21.4 15 5 5 5 11 17.1 1.5
7708-404 BBM10/25 Brass 1 25 25 26.4 16 5 5 7 13 21.5 1.5
7708-405 BBM10/30 Brass 1 30 30 31.4 16 5 5 7 13 24 1.5
7708-406 BBM10/36 Brass 1 36 36 37.4 16 5 5 7 13 26.9 1.5
7708-407 BBM10/40 Brass 1 40 40 41.4 20 5 5 8 14 29.9 1.5