Naics code Naics title Naics description
333243 Sawmill, Woodworking, and Paper Machinery Manufacturing This U.S. industry comprises establishments primarily engaged in (1) manufacturing sawmill and woodworking machinery (except handheld), such as circular and band sawing equipment, planing machinery, and sanding machinery, and/or (2) manufacturing paper industry machinery for making paper and paper products, such as pulp making machinery, paper and paperboard making machinery, and paper and paperboard converting machinery.
333248 All Other Industrial Machinery Manufacturing This U.S. industry comprises establishments primarily engaged in manufacturing industrial machinery (except agricultural and farm-type; construction and mining machinery; food manufacturing-type machinery; semiconductor making machinery; and sawmill, woodworking, and paper making machinery).
3333 Commercial and Service Industry Machinery Manufacturing
33331 Commercial and Service Industry Machinery Manufacturing See industry description for 333310.
333310 Commercial and Service Industry Machinery Manufacturing This industry comprises establishments primarily engaged in manufacturing commercial and service industry machinery, such as optical instruments and lenses (except ophthalmic), photographic and photocopying equipment, automatic vending machinery, commercial laundry and drycleaning machinery, office machinery, automotive maintenance equipment (except mechanics' handtools), and commercial-type cooking equipment.
3334 Ventilation, Heating, Air-Conditioning, and Commercial Refrigeration Equipment Manufacturing
33341 Ventilation, Heating, Air-Conditioning, and Commercial Refrigeration Equipment Manufacturing This industry comprises establishments primarily engaged in manufacturing ventilating, heating, air-conditioning, and commercial and industrial refrigeration and freezer equipment.
333413 Industrial and Commercial Fan and Blower and Air Purification Equipment Manufacturing This U.S. industry comprises establishments primarily engaged in (1) manufacturing stationary air purification equipment, such as industrial dust and fume collection equipment, electrostatic precipitation equipment, warm air furnace filters, air washers, and other dust collection equipment, and/or (2) manufacturing attic fans and industrial and commercial fans and blowers, such as commercial exhaust fans and commercial ventilating fans.
333414 Heating Equipment (except Warm Air Furnaces) Manufacturing This U.S. industry comprises establishments primarily engaged in manufacturing heating equipment (except electric and warm air furnaces), such as heating boilers, heating stoves, floor and wall furnaces, and wall and baseboard heating units.
333415 Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing This U.S. industry comprises establishments primarily engaged in (1) manufacturing air-conditioning (except motor vehicle) and warm air furnace equipment and/or (2) manufacturing commercial and industrial refrigeration and freezer equipment.