At a time when the National Research Council is raising the fundamental question of “how the Defense Department is going to address technology development and the assurance of supply in a global economy,”it is important to note that Sierra Midwest has been strengthening its commitment to support the Defense and Aerospace sectors. In order to meet the stringent and rigorous requirements of the Defense Industry, Sierra Midwest is certified to MIL-PRF 55110 G and is well versed in the manufacturing, testing, and analysis of high reliability products. You need them fast? We can do that too!

Capabilities include:

  • High temp/high reliability materials
  • Impedance Control – Strip line and Differential
  • Hot Air Solder Level/SMOBC
  • Quality tests in accordance to MIL specifications
  • ENIG, Immersion Silver, OSP

















  • Hard Gold Tab Plating
  • Electrolytic Hard Gold
  • Bonded Heat sinks
  • Hardware Assembly
  • MIL-PRF 55110 G Certified