SAM.gov posted 163 industrial and defense manufacturing contract opportunities on April 3, 2026, accounting for 21% of the 791 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 |
|---|---|---|
| 336413 | Other Aircraft Parts and Auxiliary Equipment Manufacturing | 23 |
| 334516 | Analytical Laboratory Instrument Manufacturing | 23 |
| 336611 | Ship Building and Repairing | 21 |
| 333998 | All Other Miscellaneous General Purpose Machinery Manufacturing | 15 |
| 336412 | Aircraft Engine and Engine Parts Manufacturing | 14 |
| 335931 | Current-Carrying Wiring Device Manufacturing | 12 |
| 332722 | Bolt, Nut, Screw, Rivet, and Washer Manufacturing | 11 |
| 339112 | Surgical and Medical Instrument Manufacturing | 10 |
| 333310 | Commercial and Service Industry Machinery Manufacturing | 8 |
| 335999 | All Other Miscellaneous Electrical Equipment and Component Manufacturing | 7 |
| 334511 | Search, Detection, Navigation, Guidance, Aeronautical Systems and Instruments Manufacturing | 7 |
| 339113 | Surgical Appliance and Supplies Manufacturing | 6 |
| 334510 | NAICS 334510 (Metal, Machinery, Electronics, and Transportation Manufacturing) | 6 |
Data sourced from SAM.gov. Posted April 3, 2026. Updated daily.
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