1/4-18 Npt Dimensions

3 min read Jun 16, 2024
1/4-18 Npt Dimensions

1/4-18 NPT Dimensions: A Comprehensive Guide

Are you looking for information on 1/4-18 NPT dimensions? Look no further! In this article, we'll dive into the details of 1/4-18 NPT threads, their dimensions, and applications.

What is 1/4-18 NPT?

1/4-18 NPT stands for 1/4 inch nominal pipe thread with 18 threads per inch. It's a type of pipe thread commonly used in piping systems for various industries, including oil and gas, chemical processing, and power generation.

Dimensions of 1/4-18 NPT

Here are the dimensions for 1/4-18 NPT threads:

Major Diameter

  • Major diameter: 0.505 inches (12.83 mm)
  • Tolerance: +0.015 inches (-0.38 mm)

Pitch Diameter

  • Pitch diameter: 0.448 inches (11.38 mm)
  • Tolerance: +0.010 inches (-0.25 mm)

Minor Diameter

  • Minor diameter: 0.385 inches (9.78 mm)
  • Tolerance: +0.010 inches (-0.25 mm)

Thread Length

  • Thread length: 0.75 inches (19.05 mm)
  • Tolerance: +0.050 inches (-1.27 mm)

Applications of 1/4-18 NPT

1/4-18 NPT threads are commonly used in various applications, including:

  • Piping systems: For connecting pipes and fittings in industrial settings.
  • Instrumentation: For connecting instruments, such as gauges and sensors, to piping systems.
  • Hydraulic systems: For connecting hydraulic hoses and fittings.

Conclusion

In conclusion, 1/4-18 NPT dimensions are an essential aspect of piping systems and are widely used in various industries. By understanding the dimensions and applications of 1/4-18 NPT threads, you can ensure proper connections and maintain the integrity of your piping system.

I hope this article has provided you with valuable information on 1/4-18 NPT dimensions. If you have any further questions or would like to learn more about piping systems, feel free to ask!

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