Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 82650-1 found under Check Valve Assy Ou by Curtiss Wright Corp. The National Stock Number assigned to this part is 4820011007496, 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 82650-1.