The 507-5338-1531-630F is a Series 507 neon datalamp featuring a cylindrical lens in a cartridge configuration. This red neon lamp is designed for indicator and display applications, with a 3/8 inch mounting hole size and brass-pin terminal type for secure installation. Operating at 110-125 VAC, the lamp delivers reliable visual indication in control panels, instrumentation, and industrial equipment. The cylindrical lens design provides focused light output, making it suitable for applications requiring clear, visible status indication in standard panel cutouts.