' Sleeve Coupling Insert, 6JN Body Style, Insert Material Neoprene, Insert Design One-Piece Solid, Outside Dia. 3.75 In., Rated Torque 585 in.-lb., Max. RPM 6000, Width 1.88 In., 0.93, 11.14, 16.71, 33.42, 0 Degrees to 200 Degrees F, Motors, Pumps, Compressors, Blowers, Mixers and Conveyors '