Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 1L3433X0032 found under Diaphragm Valve Fla by Fisher Controls Co Inc. The National Stock Number assigned to this part is 4820012777688, 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 1L3433X0032.