1LBC1 Spring Nut, Nut Shape U Style Spring Nut, Nut Finish Phosphate, Nut Material Steel, Minimum Panel Thickness 0.045 in, Maximum Panel Thickness 0.062 in, Overall Width 0.41 in, Overall Length 0.67 in, Hole Center to Outside Edge 0.328 in, System of Measurement Inch, Thread Size #8-32, Cage Finish Phosphate, Cage Material Steel, Clip-On Style U, Color Black, Dimensional Standards SAE 1050, Material Grade/Class Grade 1050, Package Quantity 50