4C440J Heavy Duty QD Sheave 252in Aluminum oxide with calcium stearate

Aluminum oxide with calcium stearate coating on abrasive material liquefies with heat and doesn’t allow the disc to load

gear rack is modified to fit specific applications

078" 120 psi 28" Hg 2 15/16" PR38 3/8" 9/16"

bearings and seals

Silicone Seals

4C440J Heavy Duty QD Sheave 252in Aluminum oxide with calcium stearate4C 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