Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 650-7M540RED found under Light Indicator by Wilbrecht Electronics Inc. The National Stock Number assigned to this part is 6210002607503, 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 650-7M540RED.