In the NAS symbol, where is the capital letter C located?

The capital letter C in the NAS (National Aerospace Standard) symbol is located in the Southwest quadrant. This placement is significant because it is part of a standard framework used to designate specific characteristics and tolerances within aerospace engineering and manufacturing processes. The NAS symbol is a part of a larger systematic codification that ensures uniformity and clarity in communication among engineers and assembly mechanics.

In this context, the Southwest quadrant specifically denotes a certain category of the fastener or component being referenced. Understanding the layout of the NAS symbol, including where the letter C is situated, allows mechanics and engineers to accurately interpret specifications and ensure compliance with industry standards. Recognizing the significance of this designation supports maintaining quality control and operational safety in aerospace applications.