Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number B217.074 found under Packing Preformed by Enerpac Corporation. The National Stock Number assigned to this part is 5330007954181, 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 B217.074.