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.
3.344 inches nominal outside diameter, 0.907 inches nominal aperture diameter, 0.790 inches nominal counterbore depth, counterbored w/ aperture cross-sectional shape style, 2.844 inches nominal counterbore diameter