Serving the natural gas industry in the eastern United States.

Veteran Owned | Family Owned

Let us help you with our wealth of knowledge and 20+ years of experience.

Our company is veteran & family-owned and operated, with over twenty years of combined experience working with natural gas measurement equipment. At NSM, we pride ourselves on being an American company that honors our workmanship and the ability to provide our customers with short turnaround times and lower costs. Our specialties include testing and repairing natural gas turbine meters along with rotary meters, field prover calibration and repairs, and field test equipment calibrations.

Our Services

  • Sensus / Equimeter / Rockwell Natural Gas Turbine Meter - Dresser Roots Rotary Meter

    Meters (Repair & Test)

    NSM specializes in repairing Rockwell / Equimeter / Sensus MKII and American / Elster GT natural gas turbine (turbo) meters. We can prover test turbine meters from 3” to 12” in all pressure ratings for accuracy with our turbine provers. We also repair and test Dresser and Roots rotary meters. At NSM, we carry most repair parts for these meters in stock. Please contact us if you have a different model of meter to determine if we can help.

  • Dresser Roots Model 5 Prover

    Provers (Portable)

    NSM can calibrate and repair most Dresser and Roots Model 4 and Model 5 provers. We also calibrate and repair Eagle Research provers. Please contact us if you own a different manufacturer to see if we may be able to assist with your annual calibration/certification.

  • Barton Chart Recorder - Heise Gauge - Crystal Gauge

    Field Test Equipment

    At NSM, we calibrate and certify most major manufacturers of natural gas measurement test equipment. We can calibrate and certify most differential and pressure testing equipment along with thermometers and RTD simulators.

2 S. Main Street
Masontown, PA 15461
United States

Hours
Monday - Friday
7:30 AM - 4:00 PM