Fabory O-Ring,Buna N,Dash 284,18-1/4" O.D. U38805.012.1800

O-Ring, No Metal Detectable, No X-Ray Detectable, System of Measurement Inch, Cross Section Shape Round, O-Ring Material Buna N, Durometer (Hardness) Rating Very Hard, Nominal Inside Dia. 18 in, Nominal Width 1/8 in, Actual Inside Dia. 17.955 in, Actual Width 0.139 in, Dash Number 284, Color Black, Durometer 90 Shore A, Meets/Exceeds ASTM D2000, NBR 90, Nominal Outside Dia. 18 1/4 in, Actual Outside Dia. 18.233 in, FDA Approved No