Coupling Sleeve Elastomer 8JE Compatible with S-Flex Sure Flex Gear Sleeve Solid Design, 5.06" OD, 1135 in-lbs Nominal Torque 2.5" Elastomer Length, 8JE Coupling Sleeve, 5.06" OD, 2.5" Elastomer Length, 1135 in-lbs Nominal Torque, made of Rubber & special additives. Synthetic rubber for transferring and absorbing shock load. Coupling Sleeve is Compatible with use on the S-Flex series, solid design, Compatible with air compressors, printing and dyeing machines of Atlas Copco, Ingersoll Rand and other brands,also use on Motors, Pumps, Compressors, Blowers, Mixers and Conveyors. Resistance to oil and higher temperatures