Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number DS6-1354-308339A found under Impeller Fan Axial by Siemens Energy And Automation Inc. The National Stock Number assigned to this part is 4140012922222, and the Federal Supply Class is 4140 Fans Air Circulators And Blower Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like DS6-1354-308339A.