Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number JMS 6023 found under Stem Fluid Valve by Icon M G T Systems Llc. The National Stock Number assigned to this part is 4820016601458, 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 JMS 6023.