Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number L34-5399SUB1PT1 found under Screw Shoulder by Raytheon Company. The National Stock Number assigned to this part is 5305002060417, 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 L34-5399SUB1PT1.