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Sample supplier report · October 20, 2026

AS9100 CNC aerospace machining suppliers, United States

CNC machining suppliers in the US for aerospace parts (AS9100)” Assumed: any volumeThe buyer’s question, as they typed it. Assumed: Assumed: any volume.

The answer

Send the RFQ to Intrex, Winslow, NE-XT and Swiss-Tech; 12 questions to settle first. Intrex’s AS9100D certificate runs to 2029 and covers aerospace, space and defense components. Parts made in the US carry 0% duty, against 12.5% from China. 56% of companies struggle to hire skilled manufacturing workers.

The shortlist

RankSupplierRoleWhereScore
1Intrex AerospaceLeadUnited States24 / 24
2Winslow Automatics Inc.Second sourceUnited States22 / 24
3NE-XTFallbackUnited States22 / 24
4Swiss-Tech, LLCFallbackUnited States22 / 24
5Ultra Precision MachiningWatchUnited States18 / 24

Scorecard, criterion by criterion

CriterionIntrexWinslowNE-XTSwiss-TechUltra
Aerospace CNC machining ×2Your ask88866
United States ×2Your ask88888
AS9100 ×2Your ask86684
Total of 242422222218

Points as weighted: the buyer’s asks count double where marked. A dash means nothing published backs a score, so it isn’t counted as zero.

The suppliers

Intrex Aerospace

Lead · United States

An aerospace-focused CNC shop with multi-axis turn/mill capacity, backed by Demmer Manufacturing. 30-plus CNC machines, including 5-axis mill/turns. ITAR registered.

Winslow Automatics Inc.

Second source · United States

A long-running, family-owned AS9100 shop in Connecticut with 5-axis and Wire EDM work. AS9100 named on its website. Precision machining since 1956.

NE-XT

Fallback

A private-equity-backed shop for larger multi-axis aerospace parts, such as engine and landing-gear parts. Machining is done at its Windsor, CT facility. Rebranded from Valley Steel Stamp to NE-XT Technologies in 2023.

Key findings

Settle these before you send the RFQ

  1. Q1Confirm in writing: AS9100.
  2. Q2Confirm current headcount and facility size. Its pages give two different areas. (Intrex)
  3. Q3Confirm current headcount and the share of its work that is aerospace. (Winslow)
  4. Q4Confirm CMMC status and which site makes aerospace parts. (NE-XT)
  5. Q5Confirm the largest part size and whether it can mill parts that are not turned. (Swiss-Tech)
  6. Q6Ask for the AS9100D certificate, its registrar and its expiry date. (Ultra)

How the research was done

55 found → 54 fit the brief → 20 researched → 5 ranked. Every score in the full report links to the page it came from, and the open questions are written out for the RFQ.

Sources

Read the full report

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