Proto Technologies is committed to the highest standard of quality possible for government, aerospace, medical and industrial design projects. We know every part is important to you and we are dedicated to making sure that every part we make meets or exceeds your projects requirements.

Terms & Conditions to our Customers  

Terms & Conditions to our Suppliers

External Providers Quality Requirements



ISO 9000

ITAR Registered

DDTC Registered

Quality Assurance Processes:

Every part we make is visually inspected for overall quality and measured, as applicable, to match blueprint call-outs and tolerances. Our QA team is fully equipped to provide the specific verification and documentation your project requires.

  • First Article – available on request
  • Inspection Report – available on request
  • Certificate of Conformance – available on request
  • Material Certifications specific to the Aerospace Industry
  • RoHS Compliant – upon request
  • NAFTA Certificate of Origin – available on request
  • Fit Check & Critical Dimension Verification – as designated
Measurement Tools used in Quality Assurance – Full List


  • CMM
  • Optical Comparator
  • Profilometer
  • Micrometers
  • Calipers
  • Gage Blocks
  • Gage Pins
  • 1,2,3 Blocks
  • 2,4,6 Blocks
  • Thread Gage
  • Thread Mic
  • Thread Wires
  • Depth Micometer
  • Bore Gage
  • Master Setting Ring
  • Dial Caliper Gage
  • Blade Micrometer
Model / Size

  • Mitutoyo Crysta-Plus M574
  • Mitutoyo PH-3500
  • Mitutoyo SJ-210
  • 1-12″, 01″, 1-2″
  • 0-6″, 0-8″, 0-12″ 0-24″
  • .050-4″
  • .011-.060″, .061-.626″
  • 1x2x3
  • 2x4x6
  • 4-40-3 / 4-10
  • 0-1″
  • .018-.185″
  • 0-12″
  • 1.6-2.0″
  • 1.79995″
  • 1.125-2.125″
  • 3-4″

As we achieve certifications specific to your industry, we will post them here. If you are seeking a quality measure not yet listed, let us know! We will work directly with you to ensure our practices are more than satisfactory.

Proto Technologies Supplier Terms & Conditions of Sale. Please call

For questions specific to quality please contact us.


  • Quotes

    Quotes are typically returned via email within 48 hours. Larger projects may take longer. If you need your quote faster, call us directly at (509) 891-4747.

    Be sure to notice the details of the quotes you receive from us and other vendors. In many cases, prices can differ greatly between bids due to requested material choices and finish levels. These can easily be refined to meet your budget and requirements.

  • ITAR

    ITAR certified prototypes