5/8-11 Unc-2a Dimensions

4 min read Jul 27, 2024
5/8-11 Unc-2a Dimensions

5/8-11 UNC-2A Dimensions: A Comprehensive Guide

The 5/8-11 UNC-2A thread is a type of screw thread used in various mechanical applications. In this article, we will explore the dimensions of the 5/8-11 UNC-2A thread, including its major diameter, pitch, threads per inch, and other essential measurements.

What is UNC-2A?

UNC-2A is a thread designation that stands for "Unified National Coarse, 2A series." It is a standard thread form used in the United States and other countries that follows the Unified Thread Standard (UTS). The 2A series is a classification of thread fit, which in this case, refers to a free-running or easy-fit thread.

Dimensions of 5/8-11 UNC-2A Thread

Here are the dimensions of the 5/8-11 UNC-2A thread:

Major Diameter

The major diameter of the 5/8-11 UNC-2A thread is 0.625 inches (15.88 mm).

Pitch

The pitch of the 5/8-11 UNC-2A thread is 11 threads per inch (TPI). This means that there are 11 threads in a distance of 1 inch (25.4 mm) along the length of the screw.

Threads per Inch (TPI)

As mentioned earlier, the 5/8-11 UNC-2A thread has 11 TPI.

Minor Diameter

The minor diameter, also known as the root diameter, of the 5/8-11 UNC-2A thread is 0.555 inches (14.12 mm).

Thread Depth

The thread depth of the 5/8-11 UNC-2A thread is 0.070 inches (1.78 mm).

###Thread Length

The thread length of the 5/8-11 UNC-2A thread can vary depending on the specific application and the type of screw or bolt being used.

Applications of 5/8-11 UNC-2A Thread

The 5/8-11 UNC-2A thread is commonly used in various mechanical applications, including:

  • Automotive industry: This thread is used in engine mounts, suspension components, and other automotive parts.
  • Construction industry: The 5/8-11 UNC-2A thread is used in construction equipment, such as excavators, cranes, and bulldozers.
  • Industrial machinery: This thread is used in various industrial machines, including pumps, valves, and gearboxes.

Conclusion

In conclusion, the 5/8-11 UNC-2A thread is a common thread size used in various mechanical applications. Understanding its dimensions, including the major diameter, pitch, threads per inch, minor diameter, thread depth, and thread length, is essential for ensuring proper thread engagement and preventing thread damage.

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