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.
4.2480 inches minimum and 4.2500 inches maximum first counterbore diameter, counterbored w/ aperture cross-sectional shape style, 5 bolt circle hole quantity, 3.6200 inches nominal aperture diameter, 0.3750 inches nominal first counterbore depth