Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number ZNNNC-3-10A1-F found under Valve Calibrated Fl by Libbey Owens Ford Glass Fibers Co. The National Stock Number assigned to this part is 4820012891462, 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 ZNNNC-3-10A1-F.