Top DoD aircraft engine and engine parts manufacturing contractors
In the 12 months ending Oct 5, 2026, the Department of Defense obligated $9.4B in net prime contract dollars under NAICS 336412, down 21.0% from $11.9B in the preceding 12 months. 455 prime contractors received positive obligations, and 3 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 336412
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 | RTX Corporation | $5.5B | $5.3B | 58.6% | — |
| 2 | General Electric Company | $1.8B | $2.7B | 18.6% | — |
| 3 | Rolls-Royce Corporation | $905.6M | $1.2B | 9.6% | ▲ 1 |
| 4 | The Boeing Company | $430.2M | $1.8B | 4.5% | ▼ 1 |
| 5 | Lockheed Martin Corporation | $136.5M | $135.8M | 1.4% | ▲ 1 |
| 6 | CFM International Inc | $92.8M | $213.5M | 1.0% | ▼ 1 |
| 7 | Honeywell International Inc. | $59.9M | $35.9M | 0.6% | ▲ 4 |
| 8 | Lockheed Martin Corp | $56.1M | $84.6M | 0.6% | ▼ 1 |
| 9 | Standard Aero (SAN Antonio) Inc. | $38.1M | $64.6M | 0.4% | ▼ 1 |
| 10 | Aero Turbine, Inc | $37.5M | $7.4M | 0.4% | ▲ 14 |
| 11 | Canadian Commercial Corporation | $36.1M | $30.7M | 0.4% | ▲ 2 |
| 12 | Pratt & Whitney Military Aftermarket Services, Inc. | $24.5M | $22.5M | 0.3% | ▲ 4 |
| 13 | Sikorsky Aircraft Corporation | $21.9M | $4.2M | 0.2% | ▲ 20 |
| 14 | Triumph Engine Control Systems LLC | $19.7M | $37.2M | 0.2% | ▼ 4 |
| 15 | Woodward, Inc. | $19.1M | $10.9M | 0.2% | ▲ 6 |
What changed in the last 12 months
Contractors with the largest change in reported obligations versus the preceding 12 months.
Largest gains
- RTX Corporation$5.3B → $5.5B (+$243.9M) · now #1
- Aero Turbine, Inc$7.4M → $37.5M (+$30.2M) · now #10
- Honeywell International Inc.$35.9M → $59.9M (+$24.0M) · now #7
Largest declines
- The Boeing Company$1.8B → $430.2M (−$1.3B) · now #4
- General Electric Company$2.7B → $1.8B (−$901.0M) · now #2
- Rolls-Royce Corporation$1.2B → $905.6M (−$273.3M) · now #3
New to this market
99 contractors received their first obligations in this market (since FY2022) during the latest 12 months. The largest:
| Contractor | First obligation | Latest 12 mo |
|---|---|---|
| Chant Engineering Co Inc | Feb 26, 2026 | $2.6M |
| Ametek Thermal Systems Inc | Jan 12, 2026 | $2.4M |
| Sierra Nevada Company, LLC | Oct 16, 2025 | $2.3M |
| Gregory C Forbes | Oct 16, 2025 | $1.2M |
| Emcore LLC | Nov 12, 2025 | $749K |
| Iperformx LLC | May 26, 2026 | $697K |
| Flowserve US, Inc. | Jun 3, 2026 | $658K |
| A&B Foundry, LLC | Dec 17, 2025 | $601K |
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 |
|---|---|---|---|
| Department of the Navy | $7.1B | $7.5B | Down $411.5M (5.5%) |
| Department of the Air Force | $1.4B | $2.4B | Down $1.0B (42.1%) |
| Defense Logistics Agency | $575.5M | $609.9M | Down $34.4M (5.6%) |
| Department of the Army | $402.1M | $1.5B | Down $1.1B (72.5%) |
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 |
|---|---|---|---|
| FA862625FB011 | RTX Corporation DO3 - ENGINE BUILD, TEST, MATURATION AND INTEGRATION | $336.7M | Nov 2, 2026 |
| FA862625FB012 | General Electric Company DO3 - ENGINE BUILD, TEST, MATURATION AND INTEGRATION | $315.0M | Nov 2, 2026 |
| FA812426FB007 | Rolls-Royce Corporation T108 PROPULSION SUSTAINMENT SYSTEM (ENGINE NACELLE, AND PROPELLER) PRICE PER FLYING HOUR TASK ORDER. | $291.6M | Nov 30, 2026 |
| N0001926F0047 | Rolls-Royce Corporation FY 26 MISSIONS CARE - AE1107C ENGINE SUSTAINMENT | $281.2M | Nov 30, 2026 |
| N0001923F0539 | RTX Corporation DEPOT COMMON ENGINE PARTS | $417.9M | Dec 31, 2026 |
| N0001923F0233 | RTX Corporation SPARES MINI MODULES FY23 | $334.8M | Dec 31, 2026 |
| N0001923C0013 | General Electric Company T408 IAF ENGINES AND COST REDUCTION INITIATIVES | $673.1M | Jun 18, 2027 |
| N0001924F0300 | RTX Corporation PW DEPOT COMMON | $324.6M | Dec 31, 2027 |
| FA862623F0003 | General Electric Company NEXT GENERATION ADAPTIVE PROPULSION (NGAP) PROTOTYPING | $408.5M | Jan 11, 2028 |
| N0001924C0042 | RTX Corporation F135 ECU RISK REDUCTION DESIGN | $948.9M | Mar 31, 2028 |
Common questions
Who are the top DoD contractors for NAICS 336412?
In the latest 12 months, RTX Corporation ($5.5B), General Electric Company ($1.8B), Rolls-Royce Corporation ($905.6M) received the most DoD obligations for aircraft engine and engine parts manufacturing.
How concentrated is this market?
The eight largest primes held 95.0% of positive obligations, and RTX Corporation alone held 58.6%. 99 contractors won their first obligations in this market during the latest 12 months.
Are any large DoD NAICS 336412 contracts ending soon?
10 of the largest awards in this market reach their current end date in the next 18 months. The first is FA862625FB011 (RTX Corporation, $336.7M obligated), ending Nov 2, 2026. An end date is a research lead, not a confirmed recompete: options and extensions often move it.
Related markets
NAICS 336412 across all agencies
DHS · NAICS 336412
$103.3MFigures 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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