Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 77247-1 found under Lever Nozzle by B And E Tool Company Inc. The National Stock Number assigned to this part is 4820010581435, 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 77247-1.