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.
4 bolt circle hole quantity, 0.594 inches minimum and 0.656 inches maximum outside raised surface diameter, 0.312 inches nominal corner radius, 1.500 inches nominal length, 0.127 inches minimum and 0.133 inches maximum aperture diameter