Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 22013A found under Seat Helical Compression Spring by Cyclone Drill Co. The National Stock Number assigned to this part is 5340003628400, and the Federal Supply Class is 5340 Hardware Commercial. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 22013A.