This fits your .

SS-500 Complete Disposer Package, with 12" diameter bowl, 6-5/8" diameter inlet, with sleeve guard & splash baffle, 5 HP motor, stainless steel construction, includes syphon breaker, solenoid valve, flow control valve, low voltage manual switch with line disconnect, single direction

InSinkErator SS-500-12B-MSLV Complete Disposer Package 12" dia. bowl 6-5/8" dia - B005LTN2V4