5/16 U.S.S. FLAT WASHER MECH GALV ASME B18.22.1 1965 (R 1998) IFI 7 USS FLAT WASHERS MECH GALV ID 3/8” OD 7/8” TH 5/64” APPROX 9100 PCS = 100 LBS – 1LB/BOX