1.They are circular in shape, round in cross-section. For use across a wide temperature range from -4 (-20°C) to 212 (100°C).2.Nitrile has good mechanical properties when compared with other elastomers and high wear resistance. Good resistance to many petroleum oils, greases, hydraulic fluids, mineral oil and grease.3.This O-ring is made of black nitrile rubber, has a durometer of 70A, and is designed for use in a wide variety of sealing applications.4.Before installing, apply the product evenly and lubricate oil evenly. Use the auxiliary tool to ensure the correct positioning and then install it manually.5.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 light.Specifications:Outside Diameter: 36mm / 1.42-inchInner Diameter: 32mm / 1.26-inchCross-Section Diameter: 2mm / 0.08-inchPackage Content: 50(+/-2%)pcs x O-Ring
