Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number E007800 ITEM 15 found under Gasket by Industrial Heat Transfer Inc. The National Stock Number assigned to this part is 5330015966381, 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 E007800 ITEM 15.