Manufacturer Varies O-Ring,Dash 455,Viton,0.27 In. GR-V90455

O-Ring, Not Metal Detectable Metal Detectable, Not X-Ray Detectable X-Ray Detectable, System of Measurement Inch, Cross Section Shape Round, O-Ring Material , Durometer (Hardness) Rating Very Hard, Nominal Inside Dia. 13 in, Nominal Width 1/4 in, Actual Inside Dia. 12.975 in, Actual Width 0.275 in, Dash Number 455, Color Black, Durometer 90A, Meets/Exceeds ASTM D2000, SAE J200, Nominal Outside Dia. 13 1/2 in, Actual Outside Dia. 13.525 in, Temp. Range -15 Degrees to 400 Degrees F