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.
8.5000 inches nominal outside diameter, 5.9010 inches minimum and 5.9030 inches maximum outside raised surface diameter, 1.0020 inches nominal overall thickness, 6 bolt circle hole quantity, 3.4980 inches minimum and 3.5020 inches maximum aperture diameter