Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MS213 found under Receptacle Turnlock Fastener by Irwin International Inc. The National Stock Number assigned to this part is 5325016623512, 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 MS213.