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 VITON, DUROMETER (HARDNESS) RATING VERY HARD, NOMINAL INSIDE DIA. 2 3/32 IN, NOMINAL WIDTH 1/8 IN, ACTUAL INSIDE DIA. 2.09 IN, ACTUAL WIDTH 0.118 IN, DASH NUMBER 928, COLOR BLACK, DUROMETER 90A, MEETS/EXCEEDS ASTM D2000, SAE J200, NOMINAL OUTSIDE DIA. 2 5/16 IN, ACTUAL OUTSIDE DIA. 2.326 IN,