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