Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number PS1 E2492B found under Pilot Valve by Parker Stratoflex. The National Stock Number assigned to this part is 4820014233762, 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 PS1 E2492B.