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It shouldn’t be a surprise that the U.S Military and Defense departments (as well as their varying contractors) require a variety of different procedural standards be followed when working with them. Whether they are requirements specific to our process or are restrictions on the suppliers we can use, AOTCO’s staff is dedicated to staying educated on these specifications. An industry dealing with as many high stakes scenarios and innovative technology as the military does, it is essential that these specifications are followed diligently.

At AOTCO we comply with a wide range of military specifications, or Mil-Specs, that help us continue to provide consistent quality work for our partners in the defense industry.

What is Mil-G-45204?

Gold is one of the most useful and versatile finishes in the aerospace and defense industries. Being found in small components like antennae and wiring, all the way to encasing entire satellite bodies, gold plating is a frequent request of our partners in those industries.

The most common spec for gold plating in the aerospace and defense industries is Mil-G-45204. The spec includes three types (I, II, and III), four grades (A, B, C, D), and 8 classes (00, 0, 1, 2, 3, 4, 5, and 6). Mil-G-45204 also includes the intended relationships (or combinations of) grades and types. All these elements make it so our team can quickly determine what thickness, process, and hardness are expected from a respective purchase order.

What is the Importance of Mil-G-45204?

Gold is one of, if not the most, commonly used form of metal finishing in a variety of different industries. It has a wide range of applications and often plays a vital role in the mechanical capabilities of the component it is surrounding. These applications are only successful if industry standards and specifications are followed precisely. One misstep in compliance can derail an entire manufacturing process.