1B34SH Heavy Duty QD Sheave 1.125" x 2.36" for Output Flange B5 The vacuum booster permits the

The vacuum booster permits the necessary flow of cooling air through the blower

Max RPM: 20

and is great for plant maintenance personnel who are mobile throughout their work day

but for optimum efficiency use a vacuum rated at or above 11

1B34SH Heavy Duty QD Sheave 1.125" x 2.36" for Output Flange B5 The vacuum booster permits the1B sheaves are precision machined from gray cast iron, statically balanced, painted with baked enamel finish and are individually packaged. Sheaves are bored to accept QD style bushings. Order bushings separately. The last 1 or 2 letters of the sheave part number designates the QD bushing size. Click Here for Catalog Page