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.
4.250 inches nominal overall thickness, 11.620 inches nominal outside diameter, 8 bolt circle hole quantity, 8.030 inches minimum and 8.035 inches maximum aperture diameter, 9.998 inches minimum and 10.000 inches maximum outside raised surface diameter