O-Ring, Clear Urethane Size: 905, Durometer: 90 Nominal Dimensions: Inner Diameter: 12/29(0.414) Inches (1.05156Cm), Outer Diameter: 24/43(0.558) Inches (1.41732Cm), Cross Section: 1/14(0.072) Inches (1.83mm) Part Number: OR90CLRURE905