Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SE-490 found under Fountain Eye And Face Wash by Speakman Company. The National Stock Number assigned to this part is 4230010103171, and the Federal Supply Class is 4230 Decontaminating And Impregnating Equipment. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like SE-490.