Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 3243 230 found under Screw Altered by Cobham Electronic Systems Inc. The National Stock Number assigned to this part is 5305010828555, 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 3243 230.