Key Points: An MRL assessment is only as strong as its evidence package: reviewers don't take your word for it — they evaluate documented proof that your manufacturing process can deliver conforming parts reliably. Nine MRL threads define what reviewers examine: Technology & Industrial Base, Design, Cost & Funding, Materials, Process Capability & Control, Quality, Manufacturing Workforce, Facilities, and Manufacturing Management — each requires specific documentation. BOM maturity is a common failure point: parts listed without sourcing data, lead times, or qualification status will raise flags immediately. Process documentation must reflect what actually happens on the floor: a diagram that doesn't match your manufacturing reality is worse than no diagram at all. Supplier qualification records need depth, not just names: approved vendor lists without supporting audit data or first-article results won't satisfy a serious DoD review team. AS9100 certification gives you a head start: facilities already operating under AS9100 have documentation covering several MRL threads — but the certification doesn't replace a program-specific evidence package. Why the Evidence Package Makes or Breaks Your MRL Assessment The Manufacturing Readiness Level (MRL) assessment isn't a presentation — it's a paper-based audit of your manufacturing program's reality. DoD reviewers walk in with a checklist and a healthy skepticism. They want hard evidence that you understand your manufacturing process, control your supply chain, and have the quality infrastructure to deliver conforming hardware consistently.