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.
0.894 inches nominal aperture diameter, model 5972-3 in. fairbanks-morse salt water pump aboard 378 ft coast guard vessels end item identification, recessed w/ aperture cross-sectional shape style, 4 bolt circle hole quantity, 4.250 inches nominal outside diameter