Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 1E3982 14012 found under Guide Valve Stem by Fisher Controls Co Inc. The National Stock Number assigned to this part is 4820012343447, 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 1E3982 14012.