Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 275306-206 found under Screw Cap Socket Head by Brandon And Clark Inc. The National Stock Number assigned to this part is 5305015416000, 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 275306-206.