Jergens®, 11035, Press Fit Plunger, Light Force, 0.375 in Diameter Body, 0.785 in Body Length, 0.312 in Plunger Diameter, 2.5 lb Initial End Force, 7 lb Final End Force, 0.110 in Plunger Projection, Low Carbon Steel Body, 400 Stainless Steel Nose, Black Oxide