Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 831497-1 found under Seal Elevator Coupl by Valley Seal Company. The National Stock Number assigned to this part is 5330008079063, 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 831497-1.