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.
2.330 inches nominal aperture diameter, 70.0 brinell standard minimum and 90.0 brinell standard maximum hardness rating, 0.580 inches nominal counterbore depth, 2.6728 inches minimum and 2.6738 inches maximum counterbore diameter, 2.620 inches nominal distance from center of plate to flat