.3125-18 Thread: Understanding the Specifications and Applications
The .3125-18 thread is a type of thread specification used in various industries, including aerospace, defense, and industrial manufacturing. In this article, we will delve into the details of the .3125-18 thread, its specifications, and its applications.
Thread Specifications
The .3125-18 thread is a Unified thread form, which means it has a rounded root and a flat crest. The thread has a major diameter of 0.3125 inches (7.94 mm) and a pitch of 18 threads per inch (TPI). The thread is typically used for bolts, screws, and other fasteners that require a strong and secure connection.
Thread Dimensions
Here are the dimensions of the .3125-18 thread:
- Major Diameter: 0.3125 inches (7.94 mm)
- Pitch: 18 TPI
- Minor Diameter: 0.2667 inches (6.78 mm)
- Thread Height: 0.0455 inches (1.15 mm)
- Thread Angle: 60 degrees
Applications
The .3125-18 thread is commonly used in various industries, including:
Aerospace Industry
The .3125-18 thread is used in the aerospace industry for fastening critical components, such as engine mounts, landing gear, and structural components. The thread's high strength and resistance to fatigue make it an ideal choice for aerospace applications.
Defense Industry
The .3125-18 thread is used in the defense industry for fastening components, such as weapon mounts, sighting systems, and other critical components. The thread's high strength and resistance to corrosion make it an ideal choice for defense applications.
Industrial Manufacturing
The .3125-18 thread is used in industrial manufacturing for fastening components, such as machinery, equipment, and structural components. The thread's high strength and resistance to fatigue make it an ideal choice for industrial applications.
Conclusion
In conclusion, the .3125-18 thread is a critical component in various industries, including aerospace, defense, and industrial manufacturing. Its high strength, resistance to fatigue, and corrosion make it an ideal choice for fastening critical components. Understanding the specifications and applications of the .3125-18 thread is essential for ensuring the reliability and safety of critical systems.
