7JE Coupling Sleeve,4.344" OD, 2.188" Elastomer Length, Made of Rubber & special additives Coupling Sleeve is for use on the S-Flex series, solid design, fit for 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. Synthetic rubber for transferring and absorbing shock load.