Shoulder Screw, Shoulder Screw Type Mil. Spec. Shoulder Screw, Head Type Standard, Drive Type Socket, Material Stainless Steel, Material Grade/Class 18-8, Finish Plain, System of Measurement Inch, Thread Size 5/16 In. -18, Minimum Thread Length 1/2 in, Shoulder Length 1 1/2 in, Shoulder Length Tolerance +/- 0.003 in, Shoulder Diameter 3/8 in, Shoulder Diameter Tolerance - 0.004 in to + 0.0 in, Pack Size Small Pack, Head Height 1/4 in, Head Diameter 9/16 in. This item has been restricted from sale in the following state (s): []