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.
raised surface w/aperture cross-sectional shape style, 6 bolt circle hole quantity, 5.380 inches minimum and 5.430 inches maximum counterbore diameter, 0.250 inches nominal counterbore depth, 3.310 inches minimum and 3.330 inches maximum aperture diameter