Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 1315 M PN 47646M-383-000 found under Modification Kit Valve by W And O Supply Inc. The National Stock Number assigned to this part is 4810016200984, and the Federal Supply Class is 4810 Valves Powered. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 1315 M PN 47646M-383-000.