Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SPX002520000038 found under Screw Machine by Tandemloc Inc. The National Stock Number assigned to this part is 5305014853221, 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 SPX002520000038.