A comparatively flat rigid item, with or without a centrally located aperture, designed to hold an annular bearing or a sleeve bearing in a fitted inclosure. It must have drilled and/or tapped holes for mounting purposes. Excludes:end bell, electrical rotating equipment.
0.3620 inches nominal mounting hole diameter, 2.1200 inches nominal overall thickness, round, unthreaded mounting hole type, steel comp 4130 overall material, 3.5400 inches nominal aperture diameter