Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 10217 found under Packing With Retainer by Bera Tilt Top Trailer Inc. The National Stock Number assigned to this part is 5330007824315, 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 10217.