Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 04110231 found under Valve Vent by C Way Industries Inc. The National Stock Number assigned to this part is 4820011037996, 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 04110231.