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.
0.750 inches nominal distance from horizontal centerline to center of lower hole, 3.250 inches nominal outside diameter, 0.6875 inches minimum and 0.7031 inches maximum aperture diameter, raised surface w/ aperture cross-sectional shape style, 1.500 inches nominal distance between holes along width