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.
1.615 inches minimum and 1.635 inches maximum aperture diameter, 6.990 inches minimum and 7.010 inches maximum outside diameter, 1.063 inches minimum and 1.125 inches maximum raised surface height, aluminum alloy 356.0 overall material, round, threaded mounting hole type