Othmro Nitrile Rubber O-Rings, Seal Rubber Washers O Ring, 40mm OD 28.6mm ID 5.7mm Width, Metric Buna-N Sealing Gasket Rings, Pack of 10

• 【High quality material】 These O-rings are made of excellent nitrile rubber (NBR). They have good airtightness and high temperature resistance, high elasticity and high tensile strength, wear-resistant and durable.
• 【Easy to use】O-rings are soft and flexible, easy to install. These rubber seals can be used to seal gasoline, diesel, lubricants, water, air and gases and are perfect for most piping, automotive and general maintenance needs.
• 【Size】 Nitrile Rubber Ring - 80mm outer diameter, 68.6mm inner diameter, 5.7mm cross-sectional diameter.
• 【Wide range of applications】 These rubber rings are perfect for general plumbers, workshops, automobiles, windows and doors, bearings, pumps, drain plugs. And with very good abrasion resistance and air tightness, they are often used as sealants in hydraulic and pneumatic systems.
• 【Package contains】You will get 10pcs rubber O-rings, be careful to choose the correct size, these O-rings are static free, heat resistant up to 120℃, wear resistant and durable.

Wide Temperature RangeFor use across a wide temperature range from -4℉ (-20°C) to 212℉ (100°C)Circular Cross-SectionThey are circular in shape, round in cross-section.Designed for use in a wide variety of sealing applications.Commonly provide a pressure and fluid seal between cylindrically shaped, overlapping mating surfaces and are commonly seen in engines, faucets, flanges, valves, and various cylinders.Nitrile Butadiene Rubber O-ringsGood mechanical properties and high wear resistance NBR. Good resistance to many petroleum oils, greases, hydraulic fluids, alcohol, mineral oil, and grease.Buna-nitrile is vulnerable to acetone, ethers, esters, ozone, sunlight, and weathering and should therefore not be used in ozone-generating electric motors, welding equipment, or in applications with exposure to UV light.