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.
2.656 inches nominal overall thickness, flat w/o aperture cross-sectional shape style, mil-i-24137 mil spec single material response overall material document and classification, 12.718 inches nominal outside diameter, 8 bolt circle hole quantity