Top DoD turbine and turbine generator set units manufacturing contractors
In the 12 months ending Oct 5, 2026, the Department of Defense obligated $98.9M in net prime contract dollars under NAICS 333611, down 33.9% from $149.5M in the preceding 12 months. 191 prime contractors received positive obligations, and 13 of them accounted for 80% of that spend.
Prime contracts funded by the Department of Defense. Latest 12 months: Oct 6, 2025 to Oct 5, 2026. Source: USAspending.gov.
DoD publishes contract data to USAspending with a 90-day delay, so the most recent months understate DoD activity.
Obligations by fiscal year
Net prime contract obligations by federal fiscal year (October to September).
Top DoD contractors for NAICS 333611
Ranked by positive obligations in the latest 12 months. Share is of all positive obligations in this market.
| # | Contractor | Latest 12 mo | Prior 12 mo | Share | Rank change |
|---|---|---|---|---|---|
| 1 | AAR Supply Chain, Inc | $28.4M | $26.1M | 28.4% | ▲ 1 |
| 2 | Kampi Components Co Inc | $17.9M | $2.2M | 17.8% | ▲ 11 |
| 3 | Argo Turboserve Corporation | $4.6M | $3.4M | 4.6% | ▲ 7 |
| 4 | Aerocontrolex Group, Inc. | $4.4M | $3.6M | 4.4% | ▲ 5 |
| 5 | Curtiss-Wright Electro-Mechanical Corporation | $3.8M | $10.4M | 3.8% | ▼ 2 |
| 6 | Curtiss-Wright Electro-Mechanical Corp | $3.7M | $556K | 3.7% | ▲ 26 |
| 7 | Tetrad Services, Inc. | $3.5M | $4.0M | 3.5% | — |
| 8 | Flexsys Inc | $3.5M | $0 | 3.5% | New |
| 9 | Honeywell International Inc. | $3.2M | $36.4M | 3.2% | ▼ 8 |
| 10 | Norcatec LLC | $2.5M | $638K | 2.5% | ▲ 19 |
| 11 | Sherwood Avionics and Accessories, Inc. | $1.9M | −$68K | 1.9% | New |
| 12 | Avair, LLC | $1.6M | $787K | 1.6% | ▲ 12 |
| 13 | A&B Foundry, LLC | $1.3M | $0 | 1.3% | New |
| 14 | Canadian Commercial Corporation | $1.1M | $454K | 1.1% | ▲ 23 |
| 15 | Unison Industries LLC | $989K | $0 | 1.0% | New |
What changed in the last 12 months
Contractors with the largest change in reported obligations versus the preceding 12 months.
Largest gains
- Kampi Components Co Inc$2.2M → $17.9M (+$15.7M) · now #2
- Flexsys Inc$0 → $3.5M (+$3.5M) · now #8
- Curtiss-Wright Electro-Mechanical Corp$556K → $3.7M (+$3.1M) · now #6
Largest declines
- Honeywell International Inc.$36.4M → $3.2M (−$33.2M) · now #9
- Hutchinson Aerospace & Industry, Inc.$9.0M → $0 (−$9.0M) · no latest-period obligations
- Defense Maritime Solutions, Inc.$8.3M → $138K (−$8.2M) · now #52
New to this market
63 contractors received their first obligations in this market (since FY2022) during the latest 12 months. The largest:
| Contractor | First obligation | Latest 12 mo |
|---|---|---|
| Flexsys Inc | Nov 7, 2025 | $3.5M |
| A&B Foundry, LLC | Jan 26, 2026 | $1.3M |
| Unison Industries LLC | Mar 19, 2026 | $989K |
| Chromalloy Component Services Inc | Apr 10, 2026 | $830K |
| Magnetic Seal LLC | Oct 6, 2025 | $771K |
| Renaissance Services Inc | Jun 18, 2026 | $379K |
| B. H. Aircraft Company, Inc. | Oct 20, 2025 | $260K |
| A.G.H. Industries, LLC | Jan 27, 2026 | $235K |
Where the money comes from
Funding sub-agencies within the Department of Defense, latest 12 months. The funding organization can differ from the office that runs the requirement.
| Funding sub-agency | Latest 12 mo | Prior 12 mo | Change |
|---|---|---|---|
| Defense Logistics Agency | $55.9M | $67.0M | Down $11.0M (16.5%) |
| Department of the Army | $19.1M | $83K | Up $19.0M (22749.5%) |
| Department of the Navy | $17.5M | $77.5M | Down $60.1M (77.5%) |
| Department of the Air Force | $6.4M | $4.9M | Up $1.5M (30.9%) |
Potential recompetes
Large awards in this market whose current period of performance ends in the next 18 months. Treat these as research leads: options, extensions, and follow-on vehicles often change the timing.
| Award | Incumbent | Obligated | Current end |
|---|---|---|---|
| SPRDL123C0049 | Hamilton Sundstrand Corporation GENERATOR, CONTAINER NSN: 2835-01-676-1595 P/N: 57K7328 QTY: 144 EACH | $28.8M | Oct 24, 2026 |
| SPRHA124F0022 | Aerocontrolex Group, Inc. ACX PARTS | $4.5M | Nov 30, 2026 |
| N0010425CYB20 | Cogitic Corporation SEAL, PROPUL SHA | $4.3M | Dec 21, 2026 |
| SPRRA126F0033 | AAR Supply Chain, Inc CONTROL UNIT,APU NSN: 2995-01-496-3686 PART NUMBER: 4956013 | $9.0M | Feb 20, 2027 |
| N0010422FNA00 | Curtiss-Wright Electro-Mechanical Corporation ROTOR,TURBINE | $4.5M | Feb 24, 2027 |
| N6449825FX103 | Defense Maritime Solutions, Inc. THIS DELIVERY ORDER IS FOR SIX (6) TOTAL SHAFT ASSEMBLIES; THREE (3) WLD 1500 SHAFT ASSEMBLIES AND THREE (3) WLD 1720 SHAFT ASSEMBLIES. SEE BASIC ORDERING AGREEMENT… | $5.3M | Mar 31, 2027 |
| N0002423C4115 | General Electric Company DDG(X) LBTS LM2500+G4 ENGINE AND AUXILIARY SYS | $16.7M | Mar 31, 2027 |
| SPRRA124F0056 | AAR Supply Chain, Inc SPARES ORDER 213 | $7.6M | Apr 15, 2027 |
| N6449824F5039 | General Electric Company LM2500 + GGA AND PTA | $10.3M | May 25, 2027 |
| N6449826FX157 | Kampi Components Co Inc 2ND TASK ORDER | $16.3M | Aug 14, 2027 |
Common questions
Who are the top DoD contractors for NAICS 333611?
In the latest 12 months, AAR Supply Chain, Inc ($28.4M), Kampi Components Co Inc ($17.9M), Argo Turboserve Corporation ($4.6M) received the most DoD obligations for turbine and turbine generator set units manufacturing.
How concentrated is this market?
The eight largest primes held 69.6% of positive obligations, and AAR Supply Chain, Inc alone held 28.4%. 63 contractors won their first obligations in this market during the latest 12 months.
Are any large DoD NAICS 333611 contracts ending soon?
10 of the largest awards in this market reach their current end date in the next 18 months. The first is SPRDL123C0049 (Hamilton Sundstrand Corporation, $28.8M obligated), ending Oct 24, 2026. An end date is a research lead, not a confirmed recompete: options and extensions often move it.
Related markets
Figures are net obligations on prime contracts (award types A–D) from USAspending.gov, grouped by funding agency and the NAICS code on each award. Net obligations include deobligations and corrections, so they can differ from positive-obligation totals. See methodology.
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