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.
0.5000 inches minimum and 0.5002 inches maximum aperture diameter, 2 bolt circle hole quantity, 1.125 inches nominal outside diameter, 0.938 inches nominal mounting bolt circle diameter, aluminum alloy 2024 overall material