Rod Seal, Seal Type B Polyseal, Seal Material Urethane, For Rod Dia. 4 1/2 in, Seal Durometer 95 Shore A, Temp. Range -35 Degrees to 220 Degrees F, For Groove Width 0.413 in, For Rod Groove Dia. 5.0 in, Max. Speed 3.0 fps, Max. Pressure 5,000 psi, Inside Dia. 4 1/2 in, Outside Dia. 5 in, Width 1/4 in, Height 3/8 in, Color Black