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.
7 bolt circle hole quantity, counterbored w/aperture cross-sectional shape style, 0.058 inches minimum and 0.061 inches maximum counterbore depth, 4.380 inches minimum and 4.390 inches maximum counterbore diameter, 3.625 inches nominal aperture diameter