Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 22259BC040010LE found under Screw Machine by Blanc Aero Industries Uk Ltd. The National Stock Number assigned to this part is 5305143179519, 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 22259BC040010LE.