Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 40610-1050 found under Valve Regulator Pre by Curtiss Wright Corp. The National Stock Number assigned to this part is 4820002321103, 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 40610-1050.