Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number LE40-71 found under Reed Strip Valve by L And E Machine Experimental Lab Inc. The National Stock Number assigned to this part is 4310006261758, and the Federal Supply Class is 4310 Compressors And Vacuum Pumps. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like LE40-71.