🔥 NADCAP
NADCAP Accredited Special Process Suppliers in Albuquerque, NM
You can measure a machined dimension, but you cannot eyeball whether a heat treat hit the right metallurgical condition or whether a weld is sound below the surface. That blind spot is exactly why NADCAP exists, an industry-managed accreditation that audits the special processes whose quality is baked in rather than inspectable after the fact. In Albuquerque's aerospace and weapons supply base, here is how NADCAP accreditation works, how to verify it, and why it is inseparable from the AS9100 work it supports.
NADCAPAS9100ISO 9001
1
Why Special Processes Need a Separate Accreditation From AS9100
Most quality failures on aerospace parts are caught at inspection, but a class of operations defies that model entirely. Heat treating sets a metallurgical condition you cannot verify by looking at the part. A weld's internal soundness, a plating's adhesion and thickness, a part's fatigue life after shot peen, the integrity revealed by a penetrant or radiographic inspection, all of these are determined during the process and cannot be fully reconstructed by downstream measurement. Get the process wrong and the part can pass dimensional inspection while being fundamentally unfit for flight.
NADCAP, the National Aerospace and Defense Contractors Accreditation Program, was created to police exactly these special processes. It is managed by the Performance Review Institute under industry control, and it runs deeply technical, process-specific audits against detailed checklists for heat treat, non-destructive testing, welding, chemical processing and coatings, materials testing, and more. An AS9100 certificate tells you a shop runs a sound quality system; a NADCAP accreditation tells you a specific special process has been audited by experts to an aerospace standard. They are complementary, not interchangeable.
For an Albuquerque buyer sourcing flight or weapons hardware, this distinction is fundamental. The metro's machining base may hold AS9100, but the heat treat, anodize, NDT, and welding that finish those parts must carry NADCAP accreditation for the relevant process, whether performed in-house or at an outside processor. A buyer who confirms only the machining certificate and assumes the special processes are covered is leaving the most dangerous part of the part unverified.
2
Verifying Accreditation Through eAuditNet and Matching It to Your Process
NADCAP accreditations are tracked in eAuditNet, maintained by the Performance Review Institute, and that is your verification tool. NADCAP is granted per process, not per company, so a shop is not simply NADCAP accredited; it is accredited for specific commodities and sometimes specific methods within them. Confirm in eAuditNet that the supplier holds a current accreditation for the exact process your part requires, that the accreditation is active, and note the scope, because heat treat accreditation does not cover NDT, and penetrant accreditation does not cover radiography.
This granularity is where buyers most often misread coverage. A processor accredited for chemical processing may anodize but not perform the passivation your routing calls for; a welding accreditation may cover one method and not another. Read the eAuditNet listing against your actual process specification, including any customer or prime-specific approvals layered on top, since many aerospace primes require their own additional process approval beyond the base NADCAP accreditation.
In Albuquerque, where special processing supports a defense-heavy program base, also confirm that the accredited process matches the material and condition your part needs. The right move during qualification is to provide the processor your process spec and ask them to confirm, against their eAuditNet scope, that they are accredited for that precise operation. A reputable processor expects this and answers precisely; vagueness about scope is a red flag on work where the process quality is invisible after the fact.
3
The Process Records That Have to Travel With Every Lot
NADCAP work generates a documentation trail tailored to each process, and that trail is your evidence the metallurgy is right. For heat treat, expect certifications stating the alloy, the specification and class, the achieved condition, furnace and load records, and the time-temperature profile the lot saw. For NDT, expect the method, the procedure and technique used, the certified inspector's level, and the results against acceptance criteria. For welding, expect the qualified procedure and welder qualification references. For coatings and chemical processing, expect the specification, thickness or coverage results, and process parameters.
Every special-process certification should tie back to the controlled drawing revision and the specification it was performed against, and should be traceable to the specific lot it covers. On AS9100 work, these process certs become part of the part's pedigree alongside the certificate of conformance, material certifications, and first-article report. A buyer should be able to pull a finished part and reconstruct every special process it passed through, by whom, to what spec, with what result.
During qualification, ask a prospective Albuquerque processor to show a sample certification package for a comparable process. The clarity of that package, whether the specs, parameters, and results are unambiguous and properly traceable, is the most honest indicator of whether the NADCAP accreditation reflects a disciplined operation or merely a passed audit. On invisible-quality processes, the records are the product as much as the parts are.
4
Building a Local Special-Process Network Around Albuquerque Machining
Because NADCAP is granted per process, a complete aerospace part almost always touches several accredited operations, and an Albuquerque buyer typically coordinates a network rather than a single source. A flight component might route from a machining shop to heat treat, then to a coating line, then to NDT, with welding or shot peen somewhere in between. Each handoff is a place where traceability can break and where you must confirm the receiving processor's NADCAP scope covers exactly what the routing calls for.
The practical structure under AS9100 is that the prime supplier controls these externally provided special processes, flowing down the requirement and verifying each subcontractor's accreditation. As a buyer you should confirm that control exists and ask how the supplier validates its NADCAP processors, since a weak flowdown is where invisible defects enter. Proximity helps enormously here: keeping the special-process chain inside or near the Albuquerque ecosystem shortens freight between operations, reduces lead time, and makes it practical to audit a processor's line in person before you commit.
The adjacent credentials a buyer lines up alongside NADCAP are AS9100 for the quality system that wraps the whole effort, ISO 9001 underneath it, and ITAR where the technical data is export-controlled, which on Albuquerque defense work is common. Thinking in terms of the full process network and its layered accreditations, rather than a single accredited supplier, is what keeps a flight-critical part from passing inspection while hiding a process defect that NADCAP exists to prevent.
Frequently Asked Questions
Because AS9100 and NADCAP cover different things and a flight-critical part needs both. AS9100 certifies that a shop runs a sound aerospace quality management system, but it does not provide the deep, process-specific technical audit that special processes require. Special processes are operations whose quality is set during the process and cannot be fully verified by inspecting the finished part: heat treating sets a metallurgical condition you cannot see, welding soundness lives below the surface, plating adhesion and thickness, fatigue life after shot peen, and the integrity revealed by penetrant or radiographic inspection are all determined in-process. NADCAP, managed by the Performance Review Institute, runs detailed technical audits against process-specific checklists for exactly these operations. So a machining shop can legitimately hold AS9100 for its machining while the heat treat, anodize, NDT, and welding that finish your part must carry NADCAP accreditation for those specific processes, whether done in-house or at an outside processor. For an Albuquerque buyer sourcing flight or weapons hardware, confirming only the machining certificate and assuming the special processes are covered leaves the most dangerous, least inspectable part of the part unverified.
NADCAP accreditations are tracked in eAuditNet, maintained by the Performance Review Institute, and that is your primary verification path. The key thing to understand is that NADCAP is granted per process, not per company, so a shop is never simply NADCAP accredited; it is accredited for specific commodities and often specific methods within them. Confirm in eAuditNet that the supplier holds a current, active accreditation for the exact process your part requires, and read the scope carefully, because heat treat accreditation does not cover NDT, and penetrant inspection accreditation does not cover radiography. Match the listing against your actual process specification, and check whether your prime requires additional customer-specific process approval on top of the base accreditation, which many do. The cleanest approach during qualification is to give the processor your process spec and ask them to confirm, against their eAuditNet scope, that they are accredited for that precise operation, material, and condition. A reputable Albuquerque processor expects this and answers precisely. Vagueness about scope is a serious red flag on work where the process quality is invisible after the fact, so insist on specificity before you award.
The documentation is tailored to each process and serves as your evidence the metallurgy is correct. For heat treat, expect a certification stating the alloy, the specification and class, the achieved condition, furnace and load records, and the time-temperature profile the lot experienced. For non-destructive testing, expect the method, the procedure and technique, the certified inspector's qualification level, and the results against acceptance criteria. For welding, expect references to the qualified welding procedure and the welder qualification. For coatings and chemical processing, expect the specification, the thickness or coverage results, and the process parameters. Every special-process certification should reference the controlled drawing revision and the specification it was performed to, and should trace to the specific lot it covers. On AS9100 work, these certifications become part of the part's pedigree alongside the certificate of conformance, material certifications, and first-article report, so that a finished part's entire special-process history is reconstructable. During qualification, ask an Albuquerque processor to show a sample certification package; the clarity and traceability of those records is the most honest indicator of whether the accreditation reflects a genuinely disciplined operation.
Rarely, because NADCAP is granted per process and a complete aerospace part usually touches several accredited operations, so you typically coordinate a network rather than a single source. A flight component might route from machining to heat treat, then to a coating line, then to NDT, with welding or shot peen somewhere in between, and each operation may sit at a different specialist. Each handoff is a point where traceability can break and where you must confirm the receiving processor's NADCAP scope matches exactly what the routing calls for. Under AS9100, the prime supplier controls these externally provided special processes, flowing down the requirement and verifying each subcontractor's accreditation, so you should confirm that control exists and ask how the supplier validates its NADCAP processors. Proximity is a real advantage in Albuquerque: keeping the special-process chain inside or near the local ecosystem shortens freight between operations, reduces lead time, and makes it practical to audit a processor's line in person. Alongside NADCAP, line up AS9100 for the overarching quality system and ITAR where the data is export-controlled, which is common on the region's defense work.
Last updated: July 2026
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