Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 10831-57 found under Gasket Adapter by Thermo Jarrell Ash Corp. The National Stock Number assigned to this part is 5330007172031, 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 10831-57.