Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number GG230955-4 found under Gasket by At And T Corp. The National Stock Number assigned to this part is 5330005823813, and the Federal Supply Class is 5330 Packing And Gasket Materials. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like GG230955-4.