Jergens®, 26601, Spring Plunger Without Locking Element, Shortie, 3/8 in Body Length, 6-32 Thread, 3/8 in Thread Length, 0.046 in Plunger Diameter, 0.5 lb Initial End Force, 3.5 lb Final End Force, 1/16 in Plunger Projection, Low Carbon Steel Body, Black Oxide