Number of Teeth (Chordal Action)Nom. Pitch DiameterNom. Outer Diameter Nom. Hub Width Available Bore Sizes
inmminmminmmRound inSquare inRound mmSquare mm
18 (1.52%)5.71455.81481.538 30, 40
  • Available in natural acetal
  • Temperature range: -50°F to 200°F (-46°C to 93°C).