The 250-7445-14-504 is a panel-mount Datalamp holder designed to securely retain plug-in Datalamp cartridges with solder blade terminal connections. The holder features an aluminum mounting bushing with black anodize finish, an aluminum collar and flange nut (standard black anodize, optional clear anodize), and phosphor bronze gold-plated terminals for reliable electrical contact. It accommodates Datalamp cartridge figure numbers 6, 8, and 10, with a maximum dimension A of 1-1/8 inches, and is suitable for mounting on metal panels with a maximum thickness of 5/32 inches. The holder acts as a heat sink for incandescent Datalamps, extending filament life and ensuring stable operation in instrumentation and control panel applications.