Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number FFS92TYPE1STYLE4S found under Screw Machine by Federal Specifications. The National Stock Number assigned to this part is 5305005793755, 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 FFS92TYPE1STYLE4S.