MS51971B, MILITARY STANDARD: NUT, PLAIN, HEXAGON-STEEL, CORROSION RESISTING, 300 SERIES, PASSIVATED, UNC-2B (28 JAN 1969)

MS51971B, MILITARY STANDARD: NUT, PLAIN, HEXAGON-STEEL, CORROSION RESISTING, 300 SERIES, PASSIVATED, UNC-2B (28 JAN 1969)., The requirements for acquiring the product described herein shall consist of this specification sheet and FF-N-836.