1, Uni 10290), Cushioning=P: Flexible Cushioning Rings/Plates At Both Ends.Profile Cylinder DNC-3"-20"-P Stroke=20 ", Piston Diameter=3", Piston Rod Thread=3/4-16 Unf-2A, Based On The Standard=Iso 15552 (Previously Also Vdma 24652, Iso 6431, Nf E49 003.