Specification Brand : Mr O-Ring BulletPoint1 : 109 Viton O-Ring, 90A Durometer, Black (Pack of 25) , Nominal Dimensions: 5/16" ID, 1/2" OD, 3/32" CS BulletPoint2 : Actual Dimensions: 0.299" ID, 0.505" OD, 0.103" CS , Metric Dimensions: 7.59 mm ID, 12.83 mm OD, 2.62 mm CS BulletPoint3 : Temperature Range: -26°C (-15°F) to 232°C (450°F); Shelf-life: Unlimited BulletPoint4 : These versatile o-rings perform well in petroleum products, fuel or blend with methanol or ethanol, diesel or blend with biodiesel, mineral oil & grease, silicone oil & grease, high vacuum, ozone, weather, very high temp. air, and strong acid BulletPoint5 : Designed for use in a wide variety of sealing applications, this Viton o-ring meets size standards defined by AS568 Color : Green Band With Grey Stripes ItemName : Mr O-Ring 109 Viton O-Ring - 90A Durometer, 5/16" ID, 1/2" OD, 3/32" CS, Black (Pack of 25) ItemPackageDimensions_Height : 6 inches ItemPackageDimensions_Length : 4 inches ItemPackageDimensions_Width : 1 inches ItemPackageQuantity : 1 ItemShape : Round ItemTypeKeyword : o-ring-seals LowerTemperatureRating : -150 degrees_fahrenheit Manufacturer : Mr O-Ring Material : Synthetic Rubber Material1 : Stainless Steel Material2 : Graphite Material3 : Carbon Steel Material4 : 316L Stainless Steel Inner Ring ModelNumber : 9000IR2500316GR1500X6 NumberOfItems : 25 PartNumber : MR-V90109/25 ProductDescription : Viton, also known as Fluorocarbon rubber (FKM), is a high-performance rubber that has excellent resistance to high temperature, ozone, weather, oxygen, mineral oil, fuels, hydraulic fluids, aromatics and many organic solvents and chemicals. The 90A Durometer Viton (FKM) o-ring has a round cross-section and can be used across a wide temperature range (-26°C/-15°F to 232°C/450°F). The durometer hardness of this Viton o-ring is 90A. Mr O-Ring has all your 90A durometer Viton o-ring needs covered with our extensive AS568 size range. We also offer in multiple pack sizes to meet your demand. ProductSiteLaunchDate : 2016-10-31T08:00:01.000Z Size : 109 StreetDate : 2017-05-15T00:00:01Z UnitCount : 6 UnspscCode : 31410000 UpperTemperatureRating : 842 degrees_fahrenheit