Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number KKF83D found under Thumbscrew by Drs Consolidated Controls Inc. The National Stock Number assigned to this part is 5305012350318, and the Federal Supply Class is 5305 Screws. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like KKF83D.