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.
1.875 inches nominal aperture diameter, 2.375 inches nominal counterbore diameter, 0.250 inches nominal counterbore depth, 90.0 degrees nominal edge angle, faired mast assy, hdr end item identification