SAM.gov posted 113 industrial and defense manufacturing contract opportunities on April 29, 2026, accounting for 58% of the 194 total federal contract notices issued that day. The table below breaks down activity by 6-digit NAICS code — click any code to view its full 30-day market intelligence profile.
Breakdown by NAICS Code
| NAICS Code | Description | Postings |
|---|---|---|
| 333413 | Industrial and Commercial Fan and Blower Manufacturing | 19 |
| 333415 | Air-Conditioning and Warm Air Heating Equipment Manufacturing | 17 |
| 336413 | Other Aircraft Parts and Auxiliary Equipment Manufacturing | 11 |
| 332410 | Power Boiler and Heat Exchanger Manufacturing | 6 |
| 333414 | Heating Equipment (except Warm Air Furnaces) Manufacturing | 6 |
| 335139 | NAICS 335139 (Metal, Machinery, Electronics, and Transportation Manufacturing) | 5 |
| 333914 | Measuring, Dispensing, and Other Pumping Equipment Manufacturing | 5 |
| 334210 | Telephone Apparatus Manufacturing | 4 |
| 339113 | Surgical Appliance and Supplies Manufacturing | 4 |
| 333310 | Commercial and Service Industry Machinery Manufacturing | 4 |
| 333923 | Overhead Traveling Crane, Hoist, and Monorail System Manufacturing | 3 |
| 333248 | All Other Industrial Machinery Manufacturing | 3 |
| 332919 | Other Metal Valve and Pipe Fitting Manufacturing | 3 |
| 336611 | Ship Building and Repairing | 3 |
| 339999 | All Other Miscellaneous Manufacturing | 3 |
| 331221 | NAICS 331221 (Metal, Machinery, Electronics, and Transportation Manufacturing) | 3 |
| 332913 | Plumbing Fixture Fitting and Trim Manufacturing | 2 |
| 336110 | NAICS 336110 (Metal, Machinery, Electronics, and Transportation Manufacturing) | 2 |
| 336412 | Aircraft Engine and Engine Parts Manufacturing | 2 |
| 334290 | Other Communications Equipment Manufacturing | 2 |
| 333517 | Machine Tool (Metal Cutting Types and Metal Forming Types) Manufacturing | 2 |
| 332439 | Other Metal Container Manufacturing | 2 |
| 333515 | Cutting Tool and Machine Tool Accessory Manufacturing | 2 |
Data sourced from SAM.gov. Posted April 29, 2026. Updated daily.
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