Ball Plunger, Thread Size 5/16 In. -18, Thread Length 0.578 in, Nose Shape Ball, Plunger Material Stainless Steel, Plunger Dia. 0.1560 in, Plunger Projection 0.04 in, Mounting Type Slotted Drive, Body Length 0.578 in, Final Nose Force 9 lbf, Flange Thickness Not Applicable, Initial Nose Force 4 lbf, Overall Length 0.618 in, Plunger Width 0.156 in, Thread Pitch 0.056 in, Handle Type Not Applicable, Application Controlled End Force, Side Tolerant, Smallest and Lightest Spring-Loaded Device. This item has been restricted from sale in the following state (s): []