McQuillen Manufacturing is parterned with Aircraft & Aerospace industry leaders to provide a wide variety of components and assemblies. Our specialty is high mix, low volume all the way to high volume production of 5 axis milled components. McQuillen has the experience and expertise to deliver on your toughest manufacturing challenges. McQuillen is ISO9001, AS9100 Certified and ITAR Registered. 

McQuillen's experienced engineering team utilizes advanced 5 axis machining centers and Siemens NX CAD/CAM software to ensure perfect execution on the most challenging tolerances, geometry and requirements.




  • 5 Axis Machining Capacity up to 48 Inches Diameter
  • Flight critical, complex machined components
  • High volume, blanket order production 
  • In house assembly capabilities

Types of Components

  • Hydraulic Manifolds 
  • Airframe & Structure Components
  • Engine Parts
  • Turbine Blades, Engine Compressors
  • High Pressure Fuel Pumps 
  • Aluminum Castings

Aircraft Materials that we work with

  • Aluminum – AL356, 2024, 6061, 7050, 7075, etc.
  • Titanium – 6AL-4V, Grade 4, Grade 5 
  • Stainless Steel - 303, 304, 316, 440C, 15-5PH, 17-4PH
  • Inconel - 625, 718 etc.
  • Tungsten - Pure, Heavy Weight, CopperTungsten and other blends
  • Magnesium 
  • Composities / Plastics - Acetal, G-10/FR-4, Carbon Fiber, Fluoroloyh, Ultem 
  • Your next toughest challenge.

Secondary Processes Tailored for Aircraft

  • Assembly - helicoils, pins, electronics, fasteners and other hardware
  • Anodizing Type II & Type III
  • Chemical Conversion Coating
  • Electroless Nickel Plating
  • Painting
  • Passivation
  • Thermal Stress Relieving and Heat Treating
  • Cryogenic Stress Relieving







Why McQuillen?

Simply stated - we strive to be an extension of your engineering and procurement teams, meaning we value collobaration, team work and making decisions that best impact our customers. We feel that the success of our customers is directly related to the success of our organization. Above all else - we value quality, on-time delivery and risk reduction.

Contact us to learn more about what we can do for you or to schedule a tour of our facility. 

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