Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number H7802-660 found under Retainer Packing by Richards Industries Valve Group. The National Stock Number assigned to this part is 5330011409138, 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 H7802-660.