O-Ring, Black EPDM/EPR/Ethylene/Propylene Size: 906, Durometer: 70 Nominal Dimensions: Inner Diameter: 22/47(0.468) Inches (1.18872Cm), Outer Diameter: 5/8(0.624) Inches (1.58496Cm), Cross Section: 6/77(0.078) Inches (1.98mm) Part Number: OREPDNSF70D906