Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 11449945 found under Screw Externally Relieved Body by Abston Machine Shop Inc. The National Stock Number assigned to this part is 5305010916784, 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 11449945.