The HLDR-HLC2020 is a standard LED holder designed for secure mounting and electrical connection of LED components. It features a brass case with nickel plating and gold-plated brass terminals to ensure reliable electrical contact and corrosion resistance. The holder incorporates a knurled flange with a 5/16-32 UNEF-2A thread for panel mounting, a lock washer for secure fastening, and a hex nut (.062 × .375 across the flats) for installation. The black nickel finish provides a professional appearance while maintaining durability. This holder is RoHS compliant (2002/95/EC) and is commonly used in indicator light assemblies, control panels, and electronic equipment where reliable LED mounting and electrical connection are required.