Top DoD mechanical power transmission equipment manufacturing contractors
In the 12 months ending Oct 5, 2026, the Department of Defense obligated $141.5M in net prime contract dollars under NAICS 333613, down 60.8% from $361.3M in the preceding 12 months. 700 prime contractors received positive obligations, and 113 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 333613
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 | BAE Systems Land and Armaments L.P. | $10.2M | $0 | 7.0% | New |
| 2 | Chenega-Salas O'brien JV, LLC | $5.3M | $0 | 3.6% | New |
| 3 | Idsc Holdings LLC | $5.2M | $6.6M | 3.6% | ▲ 1 |
| 4 | VSE Aviation, Inc. | $5.1M | $1.5M | 3.4% | ▲ 20 |
| 5 | Triman Industries Inc | $4.2M | $4.0M | 2.9% | ▲ 2 |
| 6 | Rotair Aerospace Corp | $3.8M | $310K | 2.6% | ▲ 117 |
| 7 | A.G.H. Industries, LLC | $3.0M | $344K | 2.1% | ▲ 107 |
| 8 | Allison Transmission Inc | $2.8M | $187.5M | 1.9% | ▼ 7 |
| 9 | Kampi Components Co Inc | $2.8M | $4.3M | 1.9% | ▼ 3 |
| 10 | PCX Aerosystems-Manchester, LLC | $2.6M | $0 | 1.8% | New |
| 11 | Jered LLC | $1.9M | $1.8M | 1.3% | ▲ 5 |
| 12 | Wisconsin Ordnance Works Ltd | $1.9M | $1.8M | 1.3% | ▲ 6 |
| 13 | Component Repair Technologies, Inc. | $1.8M | $0 | 1.2% | New |
| 14 | Oshkosh Defense LLC | $1.8M | $795K | 1.2% | ▲ 40 |
| 15 | Janels Industries Inc | $1.8M | $1.1M | 1.2% | ▲ 28 |
What changed in the last 12 months
Contractors with the largest change in reported obligations versus the preceding 12 months.
Largest gains
- BAE Systems Land and Armaments L.P.$0 → $10.2M (+$10.2M) · now #1
- Chenega-Salas O'brien JV, LLC$0 → $5.3M (+$5.3M) · now #2
- VSE Aviation, Inc.$1.5M → $5.1M (+$3.6M) · now #4
Largest declines
- Allison Transmission Inc$187.5M → $2.8M (−$184.7M) · now #8
- Chand, L.L.C.$9.3M → $656K (−$8.7M) · now #57
- Jamaica Bearings Co., Inc.$8.3M → $786K (−$7.6M) · now #40
New to this market
130 contractors received their first obligations in this market (since FY2022) during the latest 12 months. The largest:
| Contractor | First obligation | Latest 12 mo |
|---|---|---|
| BAE Systems Land and Armaments L.P. | Dec 23, 2025 | $10.2M |
| Chenega-Salas O'brien JV, LLC | Mar 31, 2026 | $5.3M |
| Component Repair Technologies, Inc. | Apr 9, 2026 | $1.8M |
| Penn State Tool & DIE Corp | Jan 28, 2026 | $759K |
| A&B Foundry, LLC | Mar 24, 2026 | $683K |
| Defense Power Systems, LLC | May 27, 2026 | $654K |
| Hansome Energy Systems Inc | Feb 3, 2026 | $556K |
| Griffin Industries LLC | May 26, 2026 | $281K |
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 | $114.7M | $144.4M | Down $29.8M (20.6%) |
| Department of the Army | $16.3M | $196.5M | Down $180.2M (91.7%) |
| Department of the Navy | $10.2M | $20.1M | Down $9.9M (49.2%) |
| Department of the Air Force | $315K | $255K | Up $61K (23.8%) |
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 |
|---|---|---|---|
| W56HZV23F0082 | Allison Transmission Inc ABRAMS TRANSMISSION DELIVER ORDER-FOREIGN MILITARY SALES | $78.3M | Oct 30, 2026 |
| SPRDL125F0137 | AFP Industries, Inc. SPRDL1-25-F-0137 IS A DELIVERY ORDER FOR 79 EA., LIFT MOTOR, NSN: 3040-01-560-1736. | $3.4M | Nov 27, 2026 |
| SPE7L126F2518 | BAE Systems Land and Armaments L.P. 8511831963!DISPLAY UNIT | $10.2M | Dec 22, 2026 |
| SPE7L125P4583 | Jamaica Bearings Co. Inc. 8511248971!CONNECTING LINK,RIG | $2.2M | Jan 4, 2027 |
| SPE7L125P7279 | Chand, L.L.C. 8511439540!INSTALLATION KIT,ME | $3.7M | Mar 29, 2027 |
| W912EQ26CA007 | Chenega-Salas O'brien JV, LLC IAW THE SOW, THE CONTRACTOR SHALL SUPPLY AND DELIVER FOUR (4) NEW ARTICULATED CONCRETE MATTRESSES (ACM) LIFTING FRAMES TO SUPPORT REVETMENT MAT LOADING OPERATIONS WHICH DIRECTLY… | $5.3M | Mar 31, 2027 |
| N0038325CC271 | U.S.A. Spares Inc. SHAFT,STRAIGHT | $3.1M | Apr 26, 2027 |
| SPRRA124F0045 | Transaero, Inc. NOUN: SUPPORT,BELL CRANK NSN: 3040-01-450-4841 PN: 70400-08162-045 | $3.4M | Sep 9, 2027 |
| W912CH25F0016 | Allison Transmission Inc DELIVERY ORDER FOR TRANSMISSIONS | $90.7M | Sep 15, 2027 |
| W912CH25F0049 | Allison Transmission Inc CY26 (DELIVERY ORDER YEAR 3) FOR ABRAMS TRANSMISSION LTC | $98.3M | Nov 8, 2027 |
Common questions
Who are the top DoD contractors for NAICS 333613?
In the latest 12 months, BAE Systems Land and Armaments L.P. ($10.2M), Chenega-Salas O'brien JV, LLC ($5.3M), Idsc Holdings LLC ($5.2M) received the most DoD obligations for mechanical power transmission equipment manufacturing.
How concentrated is this market?
The eight largest primes held 27.0% of positive obligations, and BAE Systems Land and Armaments L.P. alone held 7.0%. 130 contractors won their first obligations in this market during the latest 12 months.
Are any large DoD NAICS 333613 contracts ending soon?
10 of the largest awards in this market reach their current end date in the next 18 months. The first is W56HZV23F0082 (Allison Transmission Inc, $78.3M obligated), ending Oct 30, 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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