Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number G157S202 found under Seal Plain Encased by Sealcraft Corporation. The National Stock Number assigned to this part is 5330002851332, 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 G157S202.