Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number JJ4308 found under Seal Cartridge Reel by Misco America Inc. The National Stock Number assigned to this part is 5330012148636, 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 JJ4308.