Manufacturer Varies O-Ring,Buna N,Black,PK25 1RJL7

O-Ring, Not Metal Detectable Metal Detectable, Not X-Ray Detectable X-Ray Detectable, System of Measurement Metric, Cross Section Shape Round, O-Ring Material Buna N, Durometer (Hardness) Rating Medium Hard, Nominal Inside Dia. 22.1 mm, Nominal Width 3.5 mm, Actual Inside Dia. 22.1 mm, Actual Width 3.5 mm, Dash Number Not Applicable, Color Black, Durometer 70A, Meets/Exceeds ASTM D2000, SAE J200, Nominal Outside Dia. 29.1 mm, Actual Outside Dia. 29.1 mm, Temp. Range -40 Degrees to 250 Degrees F