Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number BACG20C11NA found under Grommetnonmetallic by 4 M Company Inc. The National Stock Number assigned to this part is 5325016846022, and the Federal Supply Class is 5325 Fastening Devices. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like BACG20C11NA.