Number of Teeth (Chordal Action)Nom. Pitch DiameterNom. Outer Diameter Nom. Hub Width Available Bore Sizes
inmminmminmmRound inSquare inRound mmSquare mm
16 (1.92%)3.1793.1791.025 1.5 40
18 (1.52%)3.5893.5890.7519 1.0, 1.5 25, 40
20 (1.23%)3.8973.8971.025 1.5 40
24 (0.86%)4.61174.71191.025 40
26 (0.73%)5.11305.11301.0251 to 1.251.525 to 3040
32 (0.48%)6.11556.21571.025 1.5, 2.5 40, 60
  • Available in blue polypropylene
  • Temperature range: 34°F to 220°F (1°C to 104°C).