🔥 NADCAP
NADCAP Accredited Special Processes Near Jonesboro, AR
Unlike a quality certificate that covers a whole company, NADCAP accredits one specific process at a time, so a Jonesboro supplier is never simply 'NADCAP certified' but rather accredited for welding, or heat treat, or penetrant inspection. Getting the scope right is the entire game, and this page explains how to read it, where northeast Arkansas's capability actually sits, and how the local fabrication base connects to aerospace special-process requirements.
NADCAPAS9100ISO 9001
How NADCAP Differs From a Company-Wide Certificate
NADCAP, run by the Performance Review Institute under the aerospace industry's PRI consensus model, accredits special processes, the operations whose quality cannot be fully verified by inspecting the finished part. Welding, heat treatment, chemical processing, coatings, nondestructive testing, and materials testing each have their own NADCAP audit criteria. A supplier earns accreditation per process and per the specific subscope within it, not for the company as a whole.
This is the central thing a buyer must internalize. Asking whether a Jonesboro shop is 'NADCAP accredited' is the wrong question. The right question is whether it holds NADCAP accreditation for the exact process and subscope your part requires, for example fusion welding of a particular alloy class, or fluorescent penetrant inspection at a given sensitivity level. A shop accredited for welding has no standing on heat treat unless it separately earned that accreditation.
The audits are also demanding. NADCAP uses detailed checklists tied to AMS and prime specifications, and primes monitor results through the eAuditNet system. Accreditation is harder to earn and easier to lose than a general ISO certificate, which is exactly why it carries weight with aerospace buyers.
Where Northeast Arkansas Special-Process Capability Sits
Jonesboro's industrial base is built on welding and fabrication, so the most natural NADCAP fit in the region is welding accreditation. Shops that already run qualified weld procedures to AWS standards for heavy-equipment and structural work have the foundation to pursue NADCAP welding for aerospace and defense hardware, since the discipline of procedure qualification, operator certification, and record control transfers directly.
Heat treat and nondestructive testing are the next most plausible local processes, often run by dedicated processors rather than by the machining or fabrication shops themselves. NDT in particular, including penetrant and magnetic-particle inspection, supports the fabrication base by verifying weld integrity, so it is a logical regional capability. Exotic coatings, anodizing lines, and specialized chemical processing are less common in northeast Arkansas and frequently route to processors in larger aerospace corridors.
For a buyer, the realistic map is: expect to find NADCAP welding and possibly NDT and heat treat regionally, and expect to source coatings and chemical special processes from outside the immediate area. Build that geography into your routing and lead-time planning from the start.
Frequently Asked Questions
It means accreditation applies to one special process at a time, not to a company as a whole, which fundamentally changes how you qualify a supplier. NADCAP, administered by the Performance Review Institute under an aerospace industry consensus model, accredits special processes whose quality cannot be fully verified by inspecting the finished part, such as welding, heat treatment, chemical processing, coatings, nondestructive testing, and materials testing. Each process has its own audit criteria and its own subscopes, so a Jonesboro supplier earns accreditation per process and per subscope rather than as a blanket company credential. Asking whether a shop is simply NADCAP accredited is therefore the wrong question. The correct question is whether it holds accreditation for the exact process and subscope your part requires, for example fusion welding of a specific alloy class or fluorescent penetrant inspection at a given sensitivity level. A shop accredited for welding has no standing on heat treat or coatings unless it separately earned those accreditations, so always match the accreditation to the precise process callout on your drawing.
Given northeast Arkansas's industrial profile, welding accreditation is the most natural fit, because the region's manufacturing base is built on welding and fabrication. Shops that already run qualified weld procedures to AWS standards for heavy-equipment and structural work have the foundation to pursue NADCAP welding for aerospace and defense hardware, since procedure qualification, operator certification, and record control transfer directly. Nondestructive testing, particularly penetrant and magnetic-particle inspection, is the next most plausible local capability because it supports the fabrication base by verifying weld integrity, and dedicated processors sometimes offer it regionally. Heat treat is possible but more often run by specialized processors than by machining or fabrication shops. Exotic coatings, anodizing lines, and specialized chemical processing are uncommon in the immediate area and typically route to processors in larger aerospace corridors. The practical expectation for a buyer is to find NADCAP welding and possibly NDT and heat treat within reach, and to plan on sourcing coatings and chemical special processes from outside the region, building that geography into routing and lead-time planning.
Verify through eAuditNet, the system managed by the Performance Review Institute where NADCAP accreditations are published. Confirm the supplier is listed, that the accreditation for your specific process commodity is active, and that the subscope covers your exact requirement. This is far more reliable than accepting a certificate copy, which cannot show current status. Read the subscope with precision, because a welding accreditation might cover arc welding of certain alloy families while excluding others, or cover one welding process and not another, and a heat-treat accreditation specifies which furnace types and specifications it includes. If your drawing calls out a specific AMS or prime specification, confirm that exact specification appears in the supplier's approved subscope, since primes audit against the called-out specs and a near-match will not satisfy the requirement. Finally, check whether your customer maintains its own approved-processor list on top of NADCAP, because a processor can be properly NADCAP accredited yet not approved by your specific prime, so match both the accreditation and any prime approvals against your drawing callouts and flow-downs.
NADCAP audits use detailed, process-specific checklists tied directly to AMS and prime specifications, and they probe the actual technical execution of a special process rather than the general structure of a quality system. Where an ISO 9001 audit confirms a company has documented procedures and follows them, a NADCAP audit examines whether a specific welding, heat-treat, or NDT operation meets exacting industry and customer technical requirements down to parameters, equipment qualification, and operator certification. Results are monitored by primes through the eAuditNet system, and findings must be closed with substantive corrective action. Accreditation also covers only the processes and subscopes specifically audited, so maintaining a broad capability means sustaining multiple accreditations, each with its own surveillance cycle. This rigor is exactly why aerospace buyers weight NADCAP so heavily: it is harder to earn and easier to lose than a general certificate, which makes it a meaningful signal that a supplier genuinely controls the special process in question rather than merely documenting a quality system around it.
They serve different purposes and aerospace buyers frequently need both, but on different suppliers in the chain. AS9100 certifies a company's overall aerospace quality management system and is what a machining or fabrication shop holds to run the program, manage configuration, and produce first-article inspections. NADCAP accredits the specific special processes, such as welding, heat treat, and nondestructive testing, that surround that machining and whose quality cannot be verified by final inspection. A typical Jonesboro routing might have an AS9100 machining shop producing the part and outsourcing heat treat and penetrant inspection to NADCAP-accredited processors. So you do not choose between them; you confirm that the right credential sits on the right supplier for the right step. The machining shop carries AS9100, each special-process supplier carries the relevant NADCAP accreditation for the exact subscope your drawing requires, and you verify the full chain. Map every special-process callout on your drawing to a NADCAP-accredited processor and the overall build to an AS9100 shop, then confirm both through their respective databases.
Last updated: July 2026
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