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Square Bore Relubricable Disc Bearings

Tri-Ply Sealed Series Relubricatable 
These Tri-Ply Sealed square bore bearings series is designed to be used for outer ring rotation in low speed, moderately loaded applications, primarlly in agricultural farm implement equiptment and conveyors. The tolerances of the hex bore in this series are suitable for mounting on cold rolled hex shafting.
The GW-PP Series have cylindrical = (OD) Outside Diameter meaning straight OD.
The GW-PPB Series have spherical = (OD) Outside Diameter meaning rounded or beveled OD.