Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 30155-2-6 found under Screw Cap Socket Head by Flightline Electronics Inc. The National Stock Number assigned to this part is 5305002241145, 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 30155-2-6.