Feature: <br> <br>High quality NBR embedded, better sealing effectiveness. <br>It can be used in extreme conditions, maximum pressure 40 MPa, maximum working range of minus 25 degrees Celsius, to 100 degrees Celsius. <br>Suitable for pipe connections, screw plugs, and pressure system of mechanical devices. <br>Prevent water, oil, fuel, etc from leaking. <br>12 different specifications to meet your needs of different sizes. <br> <br>Specification: <br>Material: Metal and NBR <br>Weight: 745g / 26.28oz <br>Working pressure: -25 - +100℃ <br>Working temperature: 40MPa / 5800psi (Max) <br>Working medium: Oil <br>Inside diameter: 6\8\10\12\14\16\18\20\22\24\27\30mm / 0.24\0.31\0.39\0.47\0.55\0.63\0.71\0.79\0.87\0.94\1.06\1.18in <br> <br>Package list: <br>240 * Ring(1 box, 12*20) <br> <br>Note: <br>The actual product color may deviate from the photo due to light.<br>1、High quality NBR embedded, better sealing effectiveness. <br>2、It can be used in extreme conditions, maximum pressure 40 MPa, maximum working range of minus 25 degrees Celsius, to 100 degrees Celsius. <br>3、Suitable for pipe connections, screw plugs, and pressure system of mechanical devices. <br>4、Prevent water, oil, fuel, etc from leaking. <br>5、12 different specifications to meet your needs of different sizes.