Certified for Flight

How Additive Manufacturing Shops Are Navigating Prime Contractor Quality Regimes — and Where the System Is Breaking Down

What This Means

The gap between what additive manufacturing shops can technically deliver and what prime contractor certification regimes currently accept is quietly becoming one of the most consequential bottlenecks in the commercial space supply chain. Three data points — Momentus and Velo3D’s AM fuel tank flight test on Vigoride-7, NASA’s co-branded supplier training program with EOS, and America Makes’ March 2026 project call to develop PCD-ready AM manufacturers — confirm this is no longer a future problem. Supply chain leaders at primes, BD directors at AM shops, and investors evaluating AM companies targeting space contracts should treat the NADCAP AM accreditation gap as the single most actionable supply chain risk in their current portfolio.

The Certification Gap No One Put in the Risk Register

Imagine you run supply chain for a mid-tier space prime. You’ve identified an additive manufacturing shop that can compress a propulsion component’s production timeline from 18 months to roughly 19 weeks. The parts look right. The process seems sound. The price is competitive. There’s just one problem: getting that shop onto your Approved Supplier List will take longer than your program schedule allows.

That friction — between what additive manufacturing (AM) can technically deliver and what certification regimes currently accept — is quietly becoming one of the most consequential bottlenecks in the commercial space supply chain. It doesn’t show up in launch manifests or funding announcements. But it shows up in schedule delays, single-source exposure, and program risk reviews. And right now, the gap between what AM shops can do and what primes can legally procure from them is widening faster than the standards bodies can close it.