Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number TA770-1326 found under Valve Vacuum Regula by Agm Container Controls Inc. The National Stock Number assigned to this part is 4820013539706, 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 TA770-1326.