ZORO SELECT 0450013HN Machine Screw Nut, 1/2"-13, Nylon, 6/6, Plain, 7/16 in
Hex Nut, Hex Type Hex Machine Screw, Finish Plain, Material Grade/Class 6/6, Material Nylon, Thread Size 1/2 In.-13, Hex Width 3/4 in, Hex Height 7/16 in, Dimensional Standards IFI, Material Quality Standards 21 CFR 177-1500, ASTM D-4066 PA0111,...