Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number FFIL-0-00021 2SS found under Screw Machine by Carleton Technologies Inc. The National Stock Number assigned to this part is 5305012843752, 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 FFIL-0-00021 2SS.