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.
0.312 inches nominal aperture diameter, seawolf class ssn end item identification, 2.313 inches nominal distance from vertical centerline to center of right hole, 1.562 inches nominal distance between holes along length, flat w/aperture cross-sectional shape style