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.
0.1200 inches nominal overall thickness, raised surface w/ aperture cross-sectional shape style, 2.9000 inches nominal outside diameter, 2.2480 inches nominal outside raised surface diameter, 1.9900 inches nominal aperture diameter