Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MVS02447 found under Valve Check by Alamo Group Tx Inc. The National Stock Number assigned to this part is 4820016294791, 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 MVS02447.