Martin H-BB 1/2 MST Idler Bushing, 1/2 in Dia Bore, 1-5/8 in Dia Barrel, 2-1/2 in Dia Flange, 2-9/16 in OAL, Ductile Iron
Idler bushings are designed to accommodate stock V-belt drives, sprockets, timing belt pulleys , or other products that use MST® type bushings. They are equipped with two electric motor grade, permanently lubricated ball bearings, mounted on a precision shoulder bolt.
Martin MST Idler Bushing, 1/2 in Bore Dia, 1-5/8 in Barrel Dia, 2 in Bolt Circle, 2-1/2 in Flange Dia, 1/4 in Flange Thickness, 4 Bolt Holes, 1/4 x 3/4 in Screw, Ball Bearing, 655 lb at 1000 rpm Radial Load, 2-9/16 in Overall Length, -40 to 240 deg F, Ductile Iron