National Oilwell Varco

National Oilwell Varco is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

• Oil Field Equipment & Supplies
• Tubing Metal

North American Industry Classification System (NAICS) Categories:

• Metal Service Centers And Other Metal Merchant Wholesalers > Pipe & Related Products > Metal Tube & Pipe
• Industrial Machinery And Equipment Merchant Wholesalers > Petroleum Industry Machinery > Oil Field Equipment & Supplies

Standard Industry Classification (SIC) Categories:

• Metals Service Centers & Offices > Metals Service Centers & Offices, Nec > Tubing Metal
• Industrial Machinery & Equipment > Petroleum Industry Machinery > Oil Field Equipment & Supplies