Variant of NAICS 1997 - Labour Force Survey (LFS) Industries

• 1 - Goods-Producing Sector
• 6 - Manufacturing
• 31-33 - Manufacturing
• 333 - Machinery Manufacturing
• 3331 - Agricultural, Construction and Mining Machinery Manufacturing

33313 - Mining and Oil and Gas Field Machinery Manufacturing

This industry comprises establishments primarily engaged in manufacturing mining and oil and gas field industry equipment.