Sierra Circuits is proud to serve those who serve. That’s why every mil-spec PCB we manufacture receives priority scheduling for fast-track production. Learn more about our experience designing PCBs for the military and aerospace industry.
What industry certifications does Sierra Circuits have to manufacture mil-spec PCBs?
Sierra Circuits has the following industry certifications:
- ISO 9001:2015 Certificate
- ISO 13485:2016 Certificate
- UL Certified
- IPC-A-600 Inspectors
- Defense Logistics Agency (DLA) Approval Letter
- IPC Manufacturers Qualification Profile (MQP) for Sierra Circuits, Sunnyvale, California
- ITAR Registration Letter
- Minority Business Certification
- MIL-PRF-31032 Certificate
- Mil-PRF-55110 Certificate for GF Materials
- Mil-PRF-55110 Certificate for GI Materials
- RoHS / REACH Compliance Material Composition Declaration
- Conflict Minerals Reporting Template
For more information about our certifications, click here.
What documentation is provided with each mil-spec PCB?
We provide all the military-grade documents. The following is the list of documents that we will provide for your mil-spec board:
- Certificate of conformance
- IPC J-STD-001E
- Material specifications
- Record of calibrated tools used during manufacturing
- Reflow profile copy (included with first article)
- AOI report or visual inspection report
- Photo requirements
- Flying probe or in-circuit testing report
- First article inspection report
- Ionic cleanliness test report
What is the minimum dielectric between two planes?
The minimum dielectric between two planes is 3 mils.
What is the minimum annular ring on finished boards?
The minimum annular ring on finished boards is 2 mils.
What are the annular rings for inner and outer layers in the working Gerbers?
In your Gerber files, you should have a minimum annular ring of 6 mils for inner layers and 7 mils for outer layers.
What is the minimum plating inside the hole (PTH)?
The minimum plating inside the hole is 1 mil.