Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number BRG454-455 found under Bearing Set by Dresser Rand Co. The National Stock Number assigned to this part is 3120000303109, and the Federal Supply Class is 3120 Bearings Plain Unmounted. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like BRG454-455.