Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 820005-2 found under Filter Element Fluid by Westinghouse Air Brake Technologies. The National Stock Number assigned to this part is 1650006710700, and the Federal Supply Class is 1650 Aircraft Hydraulic Vacuum And De-Icing System Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 820005-2.