Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 3M-1000407 found under Screw Cap Socket He by Cooper Cameron Corp. The National Stock Number assigned to this part is 5305016413529, 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 3M-1000407.