Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number W0-03BFV-WA SS-ASSY-N found under Ball Valve Ported by W And O Supply Inc. The National Stock Number assigned to this part is 4820016651792, 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 W0-03BFV-WA SS-ASSY-N.