Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number NAS118904P3B found under Screw Cap Socket He by Hardware Specialty Co Inc. The National Stock Number assigned to this part is 5305010265773, 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 NAS118904P3B.