Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 411 041 050 4 found under Valve Delivery by Wabco Construction And Mining. The National Stock Number assigned to this part is 4820012923898, 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 411 041 050 4.