Round #387 Medium Hard EPDM O-Ring, 17.955" I.D., 18.375"O.D., 5PK
System of MeasurementInch
Cross Section ShapeRound
Durometer (Hardness) RatingMedium Hard
Nominal Inside Dia.18"
Actual Inside Dia.17.955"
Durometer70 Shore A
Meets/ExceedsASTM D2000, EPDM 70
Nominal Outside Dia.18-3/8"
Actual Outside Dia.18.375"
Hey, we would like to have some feedback on your experience here. What do you like or dislike about anything here? Could be the page layout, prices, shipping, anything at all.... Let us know your thoughts, it helps us improve our website.