The AllPoints Foodservice Parts & Supplies 261781 Hex Orifice Plug is designed for use with natural gas appliances. This #56 orifice plug features a 7/16"-27 thread size, ensuring a secure fit for optimal performance. Crafted for durability and reliability, it effectively regulates gas flow, making it an essential component for maintaining your range's efficiency. Ideal for professional kitchens and foodservice operations, this plug is a practical solution for your gas appliance needs.