Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 2872 found under Seal Plain Encased by Johnson C S Co Inc. The National Stock Number assigned to this part is 5330002858385, 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 2872.