NAICS codes / 333994
NAICS 333994: Industrial Process Furnace and Oven Manufacturing — open federal opportunities
6 open notices on SAM.gov. Top buyers: DEPT OF DEFENSE (5), ENERGY, DEPARTMENT OF (1).
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Deep Pit Furnace
DEPT OF DEFENSE · DEPT OF THE ARMY · Combined Synopsis/Solicitation · posted Oct 30, 2026
Custom R&D Industrial Furnace
ENERGY, DEPARTMENT OF · ENERGY, DEPARTMENT OF · Solicitation · posted Oct 29, 2026
44--DEHUMIDIFIER,SPACE
DEPT OF DEFENSE · DEFENSE LOGISTICS AGENCY · Combined Synopsis/Solicitation · posted Oct 29, 2026
Dehumidifier Large Buy
DEPT OF DEFENSE · DEFENSE LOGISTICS AGENCY · Combined Synopsis/Solicitation · posted Oct 28, 2026
Deep Pit Furnace
DEPT OF DEFENSE · DEPT OF THE ARMY · Combined Synopsis/Solicitation · posted Oct 27, 2026
44--DEHUMIDIFIER,DESICCANT
DEPT OF DEFENSE · DEFENSE LOGISTICS AGENCY · Combined Synopsis/Solicitation · posted Oct 20, 2026
Related NAICS codes (industry group 3339)
- 333998 All Other Miscellaneous General Purpose Machinery Manufacturing (130 open)
- 333914 Measuring, Dispensing, and Other Pumping Equipment Manufacturing (62 open)
- 333923 Overhead Traveling Crane, Hoist, and Monorail System Manufacturing (33 open)
- 333996 Fluid Power Pump and Motor Manufacturing (30 open)
- 333912 Air and Gas Compressor Manufacturing (29 open)
- 333924 Industrial Truck, Tractor, Trailer, and Stacker Machinery Manufacturing (22 open)
- 333992 Welding and Soldering Equipment Manufacturing (15 open)
- 333995 Fluid Power Cylinder and Actuator Manufacturing (4 open)
How NAICS codes decide small business size: NAICS codes for small business · notice types explained · set-asides