Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MF2500-2CS found under Valve Angle by R And M Energy Systems Tomball P. The National Stock Number assigned to this part is 4820013073590, and the Federal Supply Class is 4820 Valves Nonpowered. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like MF2500-2CS.