Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 9785390120 found under Stem Retainer by Eaton Filtration Llc. The National Stock Number assigned to this part is 4820015739688, 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 9785390120.