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.
armament subsystem,xm97e1 end item identification, mil-s-18729 mil spec single material response overall material document and classification, flat w/o aperture cross-sectional shape style, 1.088 inches nominal body radius, 0.077 inches nominal overall thickness