What is the most commonly known thread type used for corporation stops?

The most commonly known thread type used for corporation stops is indeed Mueller Threads. This type of threading is specifically designed for use in water distribution systems, particularly for fittings and valves connected to water mains. Mueller Threads enable a secure and leak-proof installation, which is critical for maintaining the integrity of water distribution systems.

Mueller Threads are particularly favored because they create a high strength and reliable connection, essential in environments where water pressure is a concern. The specificity of these threads also ensures compatibility with Mueller products and fittings, which are widely used in municipal water systems.

Other thread types mentioned, such as National Pipe Thread (NPT) and Unified Thread Standard, are used in various plumbing and engineering applications but are not as specialized or widely recognized in the context of corporation stops as Mueller Threads. Understanding the application and advantages of Mueller Threads can help professionals ensure they are selecting the appropriate materials for water distribution infrastructure.