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, round, unthreaded mounting hole type, 1.874 inches nominal outside diameter, 0.149 inches nominal mounting hole diameter, steel overall material