New Lamb Ametek 119992-00 conical design motor is 2-stage 5.7 inch 120 volt. It has more than a 1/2" taper at the bottom (see picture). It is suggested you replace the motor gasket part #MO512 . Protect your motors from dust and dirt by using a motor filter. This prolongs the life of your motor and is a must for all motors. See our part #MO553 . Uses motor brushes part #MO576 . Motor Specs Motor Type: Bypass Discharge: Tangential Bearings: Double Ball Bearing Sealed Vacuum: 141.3 inches Maximum Air Watts: 577 Maximum Air Flow: 126.2 CFM Maximum Amps: 15.6 Motor Speed: 32 234