Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 3135193 5IN B M 012009 found under Valve Plug by R And M Energy Systems Tomball P. The National Stock Number assigned to this part is 4820012834920, 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 3135193 5IN B M 012009.