115V3 bearing made by Hoffman bearings size: TBC but roughly ( approx :35mm OD, 15mm ID, thick :11mm) Light Aero Spares number / Plessey Dynamics number: 4Z42570 status: NOS ( New Old Stock - circa 1980) condition:o.e wrapped, inspected & perfect. Please note: due to size these have to be sent as a "parcel" not letter, but carriage FREE for orders over £30