Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 4831-05 found under Seal Plain by Trailer Component Manufacturing Inc. The National Stock Number assigned to this part is 5330006316649, 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 4831-05.