MIL-B-913/4
BEARING, BALL, ANNULAR, FOR INSTRUMENTS AND PRECISION ROTATING COMPONENTS, DEEP GROOVE, UNFLANGED, CORROSION RESISTANT STEEL, ABEC 7P (METRIC)
BEARING, BALL, ANNULAR, FOR INSTRUMENTS AND PRECISION ROTATING COMPONENTS, DEEP GROOVE, UNFLANGED, CORROSION RESISTANT STEEL, ABEC 7P (METRIC)