Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 81 0410 0431 504 found under Light Indicator by Dialight Corporation. The National Stock Number assigned to this part is 6210001869077, and the Federal Supply Class is 6210 Indoor And Outdoor Electrical Lighting Fixtures. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 81 0410 0431 504.