Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number NK2087 found under Retainer Packing by Tyco Valves And Controls Lp. The National Stock Number assigned to this part is 5330012869833, 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 NK2087.