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Prime Propulsion Aviation Blog: FAA Certification & Engineering Insights


FAA PMA Certification Timeline: Why Approvals Get Delayed — And What It Costs Your Business
Most conversations about the FAA PMA certification timeline focus on what it takes to get approved — engineering rigor, quality system documentation, DER findings, compliance matrices. All of that matters enormously. But there's a dimension of the PMA process that rarely gets discussed directly: what it actually costs when approval takes longer than it should. Not in regulatory terms. In business terms. If you're an aerospace manufacturer or MRO pursuing a Parts Manufacturer
Prime Propulsion
Apr 25 min read


4 FAA Comments That Kill PMA Timelines — And How We Prevent Them
Most conversations about the FAA PMA certification timeline focus on what it takes to get approved — engineering rigor, quality system documentation, DER findings, compliance matrices. All of that matters enormously. But there's a dimension of the PMA process that rarely gets discussed directly: what it actually costs when approval takes longer than it should. Not in regulatory terms. In business terms. If you're an aerospace manufacturer or MRO pursuing a Parts Manufacturer
Prime Propulsion
Mar 195 min read


Your MRO Already Has the Hard Part Done. Here's How to Turn It Into a FAA PMA.
Most MROs don't realize they're sitting on a PMA opportunity. If your facility has developed a proprietary repair process — one that your engineers figured out, your technicians perfected, and your quality system has been executing consistently for years — you've already done the heaviest lifting in the certification process. The engineering knowledge exists. The process works. The safety case has been validated in the field, sometimes thousands of times over. What you don't
Prime Propulsion
Mar 55 min read


Ultimate Guide to FAA PMA Certification
Welcome to Prime Propulsion’s resource on FAA PMA certification approval. Through many years, we’ve guided dozens of manufacturers...
Prime Propulsion
Jul 6, 20254 min read


Need Help with FAA PMA Certification? Prime Propulsion Has You Covered
Need FAA PMA Certification Help? Here’s How Prime Propulsion Can Guide You Through the Process. Navigating the FAA Parts Manufacturer...
Prime Propulsion
Jul 1, 20252 min read


Prime Propulsion Ready to Revolutionize Your Aftermarket Solutions
Atlanta, GA – The roar of the aerospace industry is about to reach a fever pitch at MRO Americas, and Prime Propulsion is poised to be a...
Prime Propulsion
Mar 10, 20252 min read


General Aviation Piston Engines
Piston Engines: The Heartbeat of General Aviation Introduction Piston engines have been the driving force behind general aviation...

Prime Propulsion
Oct 1, 20242 min read


Aircraft Piston Engines
Aircraft Piston Engines: The Heartbeat of Aviation Aircraft piston engines, while less common in commercial aviation today, remain the...

Prime Propulsion
Aug 1, 20242 min read


Soaring Through Disruption: How the Pandemic Inadvertently Boosted the FAA PMA Market
The COVID-19 pandemic's impact on the aviation industry was undeniable. Grounded fleets, plummeting passenger numbers, and economic...

Prime Propulsion
Jul 1, 20242 min read


FAA Re-Authorization Bill
## Soaring High: A Look at the FAA Reauthorization Act of 2024 On May 16th, 2024, President Biden signed the FAA Reauthorization Act of...

Prime Propulsion
Jun 1, 20242 min read


Up, Up, and Away? The State of US eVTOL Companies in 2024
The race for dominance in the electric vertical takeoff and landing (eVTOL) market is heating up. These futuristic vehicles promise to...

Prime Propulsion
May 1, 20242 min read


Fabrication of Parts by Maintenance Personnel
Summary of Advisory Circular 43-18: Fabrication of Aircraft Parts by Maintenance Personnel Introduction Advisory Circular (AC) 43-18,...

Prime Propulsion
Apr 1, 20243 min read


Navigating the Airspace of Major Repairs: Understanding FAA Regulations
For any aircraft owner, ensuring the airworthiness of your machine is paramount. This not only guarantees the safety of yourself and...

Prime Propulsion
Feb 29, 20242 min read


Federal Aviation Administration (FAA) Repair Specifications
When it comes to aircraft, safety reigns supreme. Every component, from the sleek fuselage to the intricate wiring, plays a crucial role...

Prime Propulsion
Feb 1, 20242 min read


FAA Owner Operator Produced Parts
As an aircraft owner, you're always looking for ways to save money on maintenance and repairs. One option that can be both cost-effective...

Prime Propulsion
Jan 1, 20242 min read


Sustainable Aviation Fuel
The aviation industry is a major contributor to climate change, accounting for around 2% of global greenhouse gas emissions. Sustainable...
Prime Propulsion
Nov 1, 20232 min read


How DERs can assist with PMAs
We previously discussed how DERs can help with certification projects in general, this month we will focus on specifically how DERs can...
Prime Propulsion
Oct 1, 20232 min read


Importance of Test Cell Correlation
The Federal Aviation Administration (FAA) requires aircraft engine manufacturers to perform tests as required in 14 CFR part 33 to...

Prime Propulsion
Sep 1, 20232 min read


Powerplant -14 CFR Part 23 Subpart E
14 Code of Federal Regulations Part 23 Subpart E sets forth the airworthiness standards for the powerplant installation of normal...

Prime Propulsion
Aug 1, 20232 min read


14 CFR Part 33 Certification
14 CFR Part 33 is a regulation issued by the Federal Aviation Administration (FAA) that establishes the airworthiness standards for...

Prime Propulsion
Jul 1, 20232 min read
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