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.
0.373 inches minimum and 0.375 inches maximum aperture diameter, 0.812 inches minimum and 0.844 inches maximum countersink diameter, 82.0 degrees nominal countersink angle, flat w/aperture cross-sectional shape style, 2.750 inches nominal distance from vertical centerline to center of right hole