Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number BLT-0274A-02 found under Screw Externally Relieved Body by The Parvus Corporation. The National Stock Number assigned to this part is 5305015496086, 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 BLT-0274A-02.