Specification Brand : Mr O-Ring BulletPoint1 : 218 HNBR O-Ring, 90A Durometer, Black (Pack of 10), Nominal Dimensions: 1-1/4" ID, 1-1/2" OD, 1/8" CS BulletPoint2 : Actual Dimensions: 1.234" ID, 1.512" OD, 0.139" CS , Metric Dimensions: 31.34 mm ID, 38.40 mm OD, 3.53 mm CS BulletPoint3 : Temperature Range: -40°C (-40°F) to 150°C (302°F); Shelf-life: 15 Years BulletPoint4 : These versatile o-rings perform well in petroleum based oils & fuels, aliphatic hydrocarbons, vegetable oils, silicone oils & greases, ethylene glycol, dilute acids, bases & salt solutions to moderate temeratures, and water and steam to 150 °C (300 °F) BulletPoint5 : Designed for use in a wide variety of sealing applications, this HNBR o-ring meets size standards defined by AS568 ItemName : Mr O-Ring 218 HNBR O-Ring - 90A Durometer, 1-1/4" ID, 1-1/2" OD, 1/8" CS, Black (Pack of 10) ItemTypeKeyword : o-ring-seals Manufacturer : Mr O-Ring Material : Synthetic Rubber NumberOfItems : 10 PartNumber : MR-HNBR90218/10 ProductDescription : Also known as Highly Saturated Nitrile (HSN), it is a synthetic polymer that is obtained by saturating the double bonds in nitriles butadiene segments with hydrogen. HNBR has superior heat, ozone, chemical resistance and mechanical characteristics over standard Nitrile. The 90A Durometer HNBR o-ring has a round cross-section and can be used across a wide temperature range (-40°C/-40°F to 150°C/302°F). Mr O-Ring has all your 90A Durometer HNBR o-ring needs covered with our extensive AS568 size range. We also offer in multiple pack sizes to meet your demand. Size : 218 UnitCount : 10 UnspscCode : 31401503