Mechanical Measurements

Fees for services are located directly below the technical contacts for each service category link.
Links referencing the service id numbers are for detailed descriptions of specific services. 

Reference Standard Hydrometers (16010C–16020S)

Volume Standards (17010C–17030C)
Special Tests of Volume Standards (17040S)

Flow Measurements

Gas Flow Meters (18010C)
Water Flow Meters (18020C)
Hydrocarbon Liquid Flow Meters (18030C)
Transfer Standards (18040C)
Special Tests Using Gas, Water, or Liquid Hydrocarbon Flows (18050S–18070S)

Flow Measurements at Cryogenic Temperatures

SpecialTests of Cryogenic Liquid Flow (18800S)

Air Speed Instruments

Air Speed Instruments (19010C–19020C)
Air Speed Special Test (19030S–19040S)

Mass Standards

Mass (22010C–22110C)
Single Weights for Deadweight Pressure Testers (22130C–22150C)
Special Mass Measurement Services (22170S)

Force Measurements

Force Transducers (23010C–23250C)
Special Tests of Force Transducers (23260S)

Vibration Measurements

Transducer Sensitivity (24010C–24030C)
Special Shock Measurement Services (24040S)
Special Tests of Transducer Sensitivity (24050S)
Special Vibration Tests (24060S)

Acoustic Measurements

Pressure and Free-Field Responses of Microphones (25010C–25050C)
Special Tests of Acoustic Devices (25060S)
Special Tests of Audiometers/ Earphones (25070S)