Specification Brand : Othmro BulletPoint1 : [NBR O-ring]-NBR with good mechanical properties and high wear resistance. It has good resistance to many petroleum, grease, hydraulic oil, alcohol, mineral oil and grease. Nitrile rubber is susceptible to acetone, ether, ester, ozone, sunlight and weathering, so it should not be used in ozone-producing motors, welding equipment, or applications exposed to ultraviolet light. BulletPoint2 : [Circular Cross Section]-The nitrile rubber O-ring is round, and the cross section is round. Designed for various sealing applications. Pressure and fluid seals are usually provided between cylindrical overlapping mating surfaces, commonly found in engines, faucets, flanges, valves, and various cylinders. BulletPoint3 : [Features]-Soft and elastic O-ring, simple buckle, easy to install. Nitrile rubber O-rings can meet most pipeline, automotive and general maintenance needs. BulletPoint4 : [Easy to Use]-This nitrile rubber (NBR) sealing ring has abrasion resistance, pressure resistance, high temperature resistance, oil resistance and waterproof ring seal. You can use it in many places in your daily life and work. We have various thicknesses and sizes for you to choose from. BulletPoint5 : [Application]-Rubber O-rings are mainly used for power supplies, control boxes, universal power cord socket protection, electrical appliances, motors, tools, cars, trucks, trailers, electronic equipment, toys, bicycles, RVs, boats, pumps, furniture, etc. Color : Black ExternallyAssignedProductIdentifier1 : 0887772891520 ExternallyAssignedProductIdentifier2 : 0887772883327 ExternallyAssignedProductIdentifier3 : 887772891520 ExternallyAssignedProductIdentifier4 : 887772883327 ItemName : Othmro 5pcs Nitrile Rubber O-Rings, 3.1mm Wire Dia 140mm OD Metric Sealing Nitrile NBR Rubber Washers for Oil or Air Sealing, Professional Plumbing, Car Repair, Air or Gas Connections Black ItemPackageDimensions_Height : 16.2 centimeters ItemPackageDimensions_Length : 0.3 centimeters ItemPackageDimensions_Width : 15.7 centimeters ItemTypeKeyword : o-ring-seals Manufacturer : Othmro Material : Nitrile Rubber NumberOfPieces : 5 PartNumber : OTH190822Y-1713 Size : 5pcs OD:140mm, ID:133.8mm SupplierDeclaredDgHzRegulation : not_applicable UnitCount : 5 UnspscCode : 25170000