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.
0.125 inches minimum and 0.135 inches maximum overall thickness, steel comp 4130 overall material, 1.344 inches minimum and 1.354 inches maximum length, 0.125 inches nominal corner radius, 39.0 rockwell c minimum and 43.0 rockwell c maximum hardness rating