HAHE HFHIHM HOHUHY
Index entryNAICS
Code
U.S. NAICS Title
Hybrid computers manufacturing 334111 Electronic Computer Manufacturing
Hybrid integrated circuits manufacturing 334413 Semiconductor and Related Device Manufacturing
Hybrid striped bass production 112511 Finfish Farming and Fish Hatcheries
Hydrated lime (i.e., calcium hydroxide), manufacturing 327410 Lime Manufacturing
Hydraulic aircraft subassemblies manufacturing 332912 Fluid Power Valve and Hose Fitting Manufacturing
Hydraulic cylinders, fluid power, manufacturing 333995 Fluid Power Cylinder and Actuator Manufacturing
Hydraulic equipment repair and maintenance services 811310 Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance
Hydraulic fluids made in petroleum refineries 324110 Petroleum Refineries
Hydraulic fluids, petroleum, made from refined petroleum 324191 Petroleum Lubricating Oil and Grease Manufacturing
Hydraulic fluids, synthetic, manufacturing 325998 All Other Miscellaneous Chemical Product and Preparation Manufacturing
Hydraulic fracturing wells on a contract basis 213112 Support Activities for Oil and Gas Operations
Hydraulic hose fittings, fluid power, manufacturing 332912 Fluid Power Valve and Hose Fitting Manufacturing
Hydraulic hoses (without fitting), rubber or plastics, manufacturing 326220 Rubber and Plastics Hoses and Belting Manufacturing
Hydraulic power transmission equipment wholesaling 421830 Industrial Machinery and Equipment Wholesalers
Hydraulic pumps and parts wholesaling 421830 Industrial Machinery and Equipment Wholesalers
Hydraulic pumps, fluid power, manufacturing 333996 Fluid Power Pump and Motor Manufacturing
Hydraulic slave cylinders, automotive, truck, and bus clutch, manufacturing 336340 Motor Vehicle Brake System Manufacturing
Hydraulic turbine generator set units manufacturing 333611 Turbine and Turbine Generator Set Units Manufacturing
Hydraulic turbines manufacturing 333611 Turbine and Turbine Generator Set Units Manufacturing
Hydraulic valves, fluid power, manufacturing 332912 Fluid Power Valve and Hose Fitting Manufacturing
Hydrazine manufacturing 325188 All Other Basic Inorganic Chemical Manufacturing
Hydrochloric acid manufacturing 325188 All Other Basic Inorganic Chemical Manufacturing
Hydrocyanic acid manufacturing 325188 All Other Basic Inorganic Chemical Manufacturing
Hydroelectric plant construction 234990 All Other Heavy Construction
Hydrofluoric acid manufacturing 325188 All Other Basic Inorganic Chemical Manufacturing
Hydrofluosilicic acid manufacturing 325188 All Other Basic Inorganic Chemical Manufacturing
Hydrofoil vessel building and repairing in shipyard 336611 Ship Building and Repairing
Hydrogen manufacturing 325120 Industrial Gas Manufacturing
Hydrogen peroxide manufacturing 325188 All Other Basic Inorganic Chemical Manufacturing
Hydrogen sulfide manufacturing 325188 All Other Basic Inorganic Chemical Manufacturing
Hydrogenating purchased oil 311225 Fats and Oils Refining and Blending
Hydrographic mapping services 541370 Surveying and Mapping (except Geophysical) Services
Hydrographic surveying services 541370 Surveying and Mapping (except Geophysical) Services
Hydrology consulting services 541690 Other Scientific and Technical Consulting Services
Hydrometers (except industrial process-type) manufacturing 334519 Other Measuring and Controlling Device Manufacturing
Hydrometers, industrial process-type, manufacturing 334513 Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variable
Hydronic circulator control, automatic, manufacturing 334512 Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use
Hydronic heating equipment and supplies wholesaling 421720 Plumbing and Heating Equipment and Supplies (Hydronics) Wholesalers
Hydronic heating equipment manufacturing 333414 Heating Equipment (except Warm Air Furnaces) Manufacturing
Hydronic limit control manufacturing 334512 Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use
Hydronic limit, pressure, and temperature controls, manufacturing 334512 Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use
Hydrophones manufacturing 334511 Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing
Hydroponic crop farming 111419 Other Food Crops Grown Under Cover
Hydroquinone manufacturing 325192 Cyclic Crude and Intermediate Manufacturing
Hydrostatic drives manufacturing 333996 Fluid Power Pump and Motor Manufacturing
Hydrostatic testing laboratories or services 541380 Testing Laboratories
Hydrostatic transmissions manufacturing 333996 Fluid Power Pump and Motor Manufacturing
Hydrosulfites manufacturing 325188 All Other Basic Inorganic Chemical Manufacturing
Hydrotherapy equipment manufacturing 339113 Surgical Appliance and Supplies Manufacturing
Hygrometers (except industrial process-type) manufacturing 334519 Other Measuring and Controlling Device Manufacturing
Hygrometers, industrial process-type, manufacturing 334513 Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variable
Hygrothermographs manufacturing 334519 Other Measuring and Controlling Device Manufacturing
Hypnotherapists' offices (e.g., centers, clinics) 621399 Offices of All Other Miscellaneous Health Practitioners
Hypnotic drugs, uncompounded, manufacturing 325411 Medicinal and Botanical Manufacturing
Hypochlorites manufacturing 325188 All Other Basic Inorganic Chemical Manufacturing
Hypodermic needles and syringes manufacturing 339112 Surgical and Medical Instrument Manufacturing
Hypophosphites manufacturing 325188 All Other Basic Inorganic Chemical Manufacturing

HAHE HFHIHM HOHUHY
6/ 5/98