Flexible Drive Couplings:
Magnaloy offers 9 models of magnesium drive couplings and 1 model of a powdered metal drive coupling. The PM90 model coupling (powdered metal) is available in bore sizes from 7/16 inch (12 mm) to 1 1/8 inch (28 mm) with torque ratings up to 672 in-lbs. The premium line of drive couplings (magnesium) are available in bore sizes from 3/8 inch (10 mm) up to 4 3/4 inch (120 mm) and torque ratings up to 71,763 in-lbs. Standard, metric and spline bores are available from stock and most other special & custom orders ship in 3 to 10 business days. Please note that some Special, Spline or Metric Bored Coupling Hubs and Clamp Style Coupling Hubs are NON-RETURNABLE, consult the factory with questions or concerns.