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.
nsn 3930-01-599-9978 end item identification, round, threaded mounting hole type, three holes mounting hole arrangement style, plate part name assigned by controlling agency, raised surface w/ aperture cross-sectional shape style