Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number KC001581 PN6 FTC599857 found under Index Strip Visible by Fuji Trading America Inc. The National Stock Number assigned to this part is 7510014266023, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like KC001581 PN6 FTC599857.