Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number E15169 ITEM 66B found under Rubber Round Section by Hamworthy Inc. The National Stock Number assigned to this part is 5330013598975, 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 E15169 ITEM 66B.