Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 36002-439 found under Retainer Packing by Tactair Fluid Controls Inc. The National Stock Number assigned to this part is 5330011497251, 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 36002-439.