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.
2.0472 inches minimum and 2.0478 inches maximum counterbore diameter, 1.840 inches nominal aperture diameter, 2 bolt circle hole quantity, 0.582 inches minimum and 0.604 inches maximum counterbore depth, 30.0 rockwell c minimum and 40.0 rockwell c maximum hardness rating