Othmro Nitrile Rubber O-Rings 135mm OD 128mm ID 3.5mm Width Metric Buna-N Sealing Gasket Pack of 10

Othmro Nitrile Rubber O-Rings Product Description 1. Good mechanical properties and high wear resistance NBR. Good resistance to many petroleum oils, greases, hydraulic fluids, alcohol, mineral oil, and grease. 2. 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. Feature: ?. They 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. Technical Parameters: ?Hardness: 70A ?Temperature: -4? (-20°C) to 212? (100 °C) ?Material:Nitrile Rubber ?Quantity: 10PCS ?Color:Black ?Size: 135mm OD x 128mm x ID 3.5mm Width/ 5.31 "x 5.04 "x 0.14 " Package list? 10PCS Nitrile Butadiene Rubber O-rings Size: OD 135mm (5.31") ID: 128mm (5.04") Width: 3.5mm (0.14")