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.
3.2500 inches nominal outside diameter, 0.9995 inches minimum and 1.0005 inches maximum aperture diameter, 1.9990 inches minimum and 2.0000 inches maximum outside raised surface diameter, raised surface w/ aperture cross-sectional shape style, 4 bolt circle hole quantity