Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number FXDA LAN 5 found under Valve Calibrated Flow by Sun Hydraulics Corp. The National Stock Number assigned to this part is 4820012242671, 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 FXDA LAN 5.