4.239 in, Actual Width 0.07 in, Dash Number 046, Color Black, Durometer 90 Shore A, Meets/Exceeds ASTM D2000, NBR 90, Nominal Outside Dia.
379,PK10 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..