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.
1.542 inches nominal distance from horizontal centerline to center of right hole, 0.410 inches nominal ear radius, 2.562 inches minimum and 2.563 inches maximum aperture diameter, 1.542 inches nominal distance from vertical centerline to center of right hole, b-1b acft end item identification