Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 117573B found under Stud Assembly Turnlock Fastener by Mbda France. The National Stock Number assigned to this part is 5325006394889, 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 117573B.