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.
4.625 inches nominal length, aluminum overall material, 4.621 inches minimum and 4.623 inches maximum outside raised surface diameter, 4 bolt circle hole quantity, 3.374 inches nominal overall thickness