Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 13220E1091 FIND NO 4 found under Strainer Element Sediment by Cecom Lr Center. The National Stock Number assigned to this part is 4730011956146, and the Federal Supply Class is 4730 Hose Pipe Tube Lubrication And Railing Fittings. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 13220E1091 FIND NO 4.