Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 50-8488 found under Screw Externally Relieved Body by Tellurometer Usa Div Of Plessey Inc. The National Stock Number assigned to this part is 5305009980625, 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 50-8488.