U-Cup, Symmetrical Lip, Inside Dia. 1.25 in, Outside Dia. 1.75 in, Seal Material Buna N, Seal Durometer 70 Shore A, Color Black, For Groove Width 0.281 in, For Piston Groove Dia. 1.25 in, Max. Speed 1.5 fps, Max. Pressure 500 psi, Cross Section Shape U, Width 1/4 in, Temp. Range -40 Degrees to 250 Degrees F, For Rod Dia. 1 1/4 in, Package Quantity 5