Magnaloy Motor Coupling Hub - 1-7/8" x 1/2" - M50012816

PRODUCT DETAILS 500 HUB 1-7/8" BORE X 1/2" KEYWAY DESCRIPTION Magnaloy is the original lightweight, heavy-duty, flexible drive coupling. Lightweight magnesium construction makes Magnaloy couplings 76% lighter than cast iron and 36% lighter than aluminum units. FEATURES Lightweight magnesium construction is greater in strength than cast iron and aluminum units Reduced load on bearings, shafts, and pumps Easy handling and installation Rustproof Corrosion-resistant Close machining tolerances ensures vibration-free operation and easy, accurate alignment without need for special tools Solid magnesium alloy permanent mold castings are heat-treated