Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number GR531AG420A found under Retainer Turnlock Fastener Eject by Carey Manufacturing Company Inc. The National Stock Number assigned to this part is 5325010693483, 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 GR531AG420A.