Number of Teeth (Chordal Action)Nom. Pitch DiameterNom. Outer DiameterNom. Hub WidthAvailable Bore Sizes
inmminmminmmRound inSquare inRound mmSquare mm
8 (7.61%)3.9994.01021.025 1.5 40
13 (2.91%)6.31606.41631.025 2.5 60
16 (1.92%)7.71967.81981.025 1.5, 2.5 40, 60
  • Available in natural acetal
  • Temperature range: -50°F to 200°F (-46°C to 93°C).