Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number AN6231A15 found under Ring Wiper by Aeronautical Standards Group. The National Stock Number assigned to this part is 5330006408554, 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 AN6231A15.