AN525

AN525 Washer Head Screw (S/S By NASM525 28 JAN 1985). AN Standard Machine screws come in different types and sizes including: AN500, AN501, AN505, AN507, AN510, AN520, AN525, AN526. AN525 (REV. 2), AIR FORCE-NAVY AERONAUTICAL STANDARD, SCREW – WASHER HEAD (28 JAN 1985) [S/S BY NASM525]