'Tire Coupling Element, WE40 Body Style, Insert Material Polyether Urethane/Steel, Insert Design Standard, Outside Dia. 9.71 In., Rated Torque 5500 in.-lb., Max. RPM 5000, Length 4.86 In., Height 9.71 In., 8.85, 104.72, 157.08, 301.07, -40 Degrees to 200 Degrees F, Numerous Industrial Applications, Including Pumps, Motors, Compressors'