Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number K49S0002 found under Filter Fluid by Mcdonnell Douglas. The National Stock Number assigned to this part is 1650000951280, 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 K49S0002.