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.
0.492 inches nominal overall thickness, 4 bolt circle hole quantity, 2.990 inches minimum and 3.010 inches maximum outside diameter, 1.848 inches minimum and 1.849 inches maximum outside raised surface diameter, raised surface w/o aperture cross-sectional shape style