Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number TA 12278-2 found under Seal Plain by James Walker And Co Ltd. The National Stock Number assigned to this part is 5330013588194, 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 TA 12278-2.