Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 18R01-6-1AA found under Receptacleturnlock Fastener by Alcoa Global Fasteners Inc. The National Stock Number assigned to this part is 5325016733651, 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 18R01-6-1AA.