Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number KVAL1404 found under Valve Regulating Fl by Worthington Compressors Inc. The National Stock Number assigned to this part is 4820008656557, 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 KVAL1404.