Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number BM100080-042 found under Nut Bushing Retaine by M C L Inc. The National Stock Number assigned to this part is 5935015081279, and the Federal Supply Class is 5935 Connectors Electrical. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like BM100080-042.