Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 5900039 found under Vacuum Sewage Unit by Evac North America Inc. The National Stock Number assigned to this part is 4630013851710, and the Federal Supply Class is 4630 Sewage Treatment Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 5900039.