Establishments primarily engaged in manufacturing pumps and pumping equipment for general industrial, commercial, or household use, except fluid power pumps and motors. Included are establishments primarily engaged in manufacturing domestic water and sump pumps. Establishments primarily engaged in manufacturing fluid power pumps and motors are classified in Industry 3594; those manufacturing measuring and dispensing pumps for gasoline service station use are classified in Industry 3586; those manufacturing vacuum pumps, except laboratory, are classified in Industry 3563; those manufacturing laboratory vacuum pumps are classified in Industry 3821; and those manufacturing pumps for motor vehicles are classified in Industry 3714.
- Cylinders, pump
- Domestic water pumps
- Hydrojet marine engine units
- Pump jacks
- Pumps, domestic: water or sump
- Pumps, general industrial type
- Pumps, oil well and oil field