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.
2.500 inches nominal counterbore diameter, 1.750 inches nominal distance from horizontal centerline to center of lower hole, 1.500 inches nominal aperture diameter, 0.350 inches nominal counterbore depth, counterbored w/ aperture cross-sectional shape style