Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 1 120 283 000 found under Seal Plain Encased by Wheeler Bros Inc. The National Stock Number assigned to this part is 5330014411246, 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 1 120 283 000.