Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 15859 found under Seal Metallic Aircr by Itt Corporation. The National Stock Number assigned to this part is 2840005364734, and the Federal Supply Class is 2840 Gas Turbines And Jet Engines Aircraft Prime Moving And Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 15859.