O Ring Black PK2 ZUSAHSN90242

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 HNBR Durometer (Hardness) Rating Hard Nominal Inside Dia 4 in Nominal Width 1/8 in Actual Inside Dia 3.9 in Actual Width 0.139 in Dash Number 242 Color Black Durometer 90A Nominal Outside Dia 4 1/4 in Actual Outside Dia 4.262 in Temp Range -55 to 300 Degrees F FDA Approved FDA Approved