Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number WO 03BFV LA SS ASSY found under Valve Actuator by W And O Supply Inc. The National Stock Number assigned to this part is 4820016105446, 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 WO 03BFV LA SS ASSY.