Establishments primarily engaged in manufacturing air and gas compressors for general industrial use, and in manufacturing nonagricultural spraying and dusting equipment. Establishments primarily engaged in manufacturing refrigeration and air-conditioning compressors and compressing units are classified in Industry 3585; those manufacturing pneumatic pumps and motors for fluid power transmission are classified in Industry 3594; those manufacturing agricultural spraying and dusting equipment are classified in Industry 3523; and those manufacturing laboratory vacuum pumps are classified in Industry 3821.
- Compressors, air and gas: for general industrial use
- Dusting outfits for metal, paints, and chemicals (portable or vehicular)
- Paint sprayers
- Robots for spraying, painting-industrial
- Sprayers, hand: except agricultural
- Spraying outfits for metals, paints, and chemicals (compressor units)
- Tire inflation, hand or compressor operated
- Vacuum pumps, except laboratory