Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number B42479 found under Pc Control Board As by Bogue Systems Inc. The National Stock Number assigned to this part is 6130011538033, and the Federal Supply Class is 6130 Converters Electrical Non Rotating. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like B42479.