Sleeve Coupling Insert, 4JE Body Style, Insert Material EPDM Rubber, Insert Design One-Piece Solid, Outside Dia. 2.31 In., Rated Torque 156 in.-lb., Max. RPM 7600, Width 1.25 In., 0.25, 2.97, 4.46, 8.91, -30 Degrees to 275 Degrees F, Motors, Pumps, Compressors, Blowers, Mixers and Conveyors