Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number AES01C250500AA9A11 found under Screw Cap Hexagon Head by Asme Standards Technology Llc. The National Stock Number assigned to this part is 5305016710889, 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 AES01C250500AA9A11.