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.
0.250 inches nominal counterbore depth, 10 bolt circle hole quantity, 7.781 inches nominal counterbore diameter, 7.375 inches nominal aperture diameter, counterbored w/ aperture cross-sectional shape style