Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 072-0440-010 found under Screw Machine by M Systems. The National Stock Number assigned to this part is 5305016148007, 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 072-0440-010.