Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 10559 found under Screw Sewing Machin by Consolidated Sewing Machine Corp. The National Stock Number assigned to this part is 5305011983248, 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 10559.