Specification Brand : Lamons BulletPoint : Hi-Flow Valve Top O-Ring BulletPoint1 : Made of neoprene (polychloroprene) for use with a variety of fluids and gases from ammonia to Freon BulletPoint2 : Durometer (hardness) of 70A for resistance to penetration BulletPoint3 : Round cross-section to provide a seal between cylindrical overlapping surfaces BulletPoint4 : For use across a wide temperature range from -65 degrees F/-54 degrees C to 275 degrees F/135 degrees C BulletPoint5 : Meets standards defined by Aerospace Standard AS568A Color : Black ExternallyAssignedProductIdentifier1 : 601402262890 ExternallyAssignedProductIdentifier2 : 0601402262890 ExternallyAssignedProductIdentifier3 : 00601402262890 ItemName : 344 Neoprene O-Ring, 70A Durometer, Round, Black, 3-7/8" ID, 4-1/4" OD, 3/16" Width (Pack of 15) ItemPackageDimensions_Height : 2.54 centimeters ItemPackageDimensions_Length : 12.954 centimeters ItemPackageDimensions_Width : 12.7 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : o-ring-seals Manufacturer : Sterling Seal Material : Neoprene ModelNumber : 344 NumberOfItems : 15 NumberOfPieces : 50 PartNumber : 344-5927-15 ProductDescription : This listing is for one piece - 5650 - CR Seals - Factory New! ProductSiteLaunchDate : 2010-11-02T20:26:36.010Z Size : 344 SupplierDeclaredDgHzRegulation : unknown UnitCount : 15 UnspscCode : 31410000