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 bolt circle hole quantity, 2.000 inches nominal outside diameter, 0.050 inches nominal overall thickness, 1.000 inches nominal aperture diameter, aluminum alloy 5052 overall material