Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 980 0004 143 found under Locking Screw by Itt Corporation. The National Stock Number assigned to this part is 5305012476713, 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 980 0004 143.