Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 3A926-40 found under Screw Fil Hd 1 4 2 by Alliedsignal Inc. The National Stock Number assigned to this part is 5305004860950, 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 3A926-40.