H BUSHED BORE SINGLE GROOVE PULLEY Brand new. Fractional HP, single groove, cast iron pulley. Use with a H-type split taper bushing (sold separately). For use with type "A" and "B" belts. Fully balanced. (Click here to see the corresponding H bushings)
Outside Diameter 3.35"
Belt Type A (1/2") Datum Diameter 2.60"
Belt Type B (5/8") Datum Diameter 3.00"
Shpg. 2 lbs.
Outside Diameter Diameter measured at the outside of the pulley.
Datum Diameter The datum diameters are an industry standard reference point used for calculations such as center distance and belt length. The datum system replaces the pitch system for classical belts and pulleys to compensate for differences in manufacturers construction of belts.
What is the size of the center bore? How wide is the grove?
A: These pulleys can only be used with the appropriate size of H bushing for the shaft it will be mounted to. The center bore is tapered to match the bushing and the key width is determined by the shaft the pulley fits onto.