Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 22271BC040026L found under Screw Machine by Bureau Normalisation. The National Stock Number assigned to this part is 5305143078970, 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 22271BC040026L.