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.
18 bolt circle hole quantity, 7.420 inches minimum and 7.440 inches maximum aperture diameter, flat w/aperture cross-sectional shape style, 30.0 rockwell c minimum and 38.0 rockwell c maximum hardness rating, 8.740 inches minimum and 8.760 inches maximum outside diameter