Gas Gauges | McMaster-Carr

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System of Measurement

Pipe Size

For Use With

Alcohol-Based Solvents

Thread Type

UN/UNF (SAE Straight)

Connection Location

Maximum Pressure

1,000 psi to 1,999.9 psi

2,000 psi to 2,999.9 psi

3,000 psi to 9,999.9 psi

10,000 psi or greater

Less than 10,000 kPa

10,000 kPa to 19,999 kPa

20,000 kPa to 29,999 kPa

30,000 kPa to 39,999 kPa

40,000 kPa or greater

Material

Display Type

Dial Diameter

Measurement Unit

Kilograms per Square Centimeter

Millimeters of Mercury

Ounces

Ounces per Square Inch

Pounds per Square Inch

Graduations

Gender

Measures

Differential Pressure

Fitting Connection

Pressure Numeric Increments

Dial Type

Scale Type

Maximum Continuous Pressure

Maximum Temperature

Connects To

Case Material

RoHS

Compliant with Exemptions

Not Compliant

REACH

Compliant

Not Compliant

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

Yes

Export Control Classification Number (ECCN)

1A995

2B999

EAR99

DFARS Specialty Metals

Exempt

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5,696 Products

Fluid Handling

Pressure Gauges

Measure pressure in pumps, filters, regulators, and process lines

265 products

Pressure Transmitters

Send pressure readings to controllers and remote displays

358 products

Vacuum Transmitters

Transfer vacuum measurements to remote displays and controllers

17 products

Differential Pressure Transmitters

Relay pressure changes in heating, cooling, and pumping systems to controllers and remote displays

64 products

Pressure and Vacuum Transmitters

Convert pressure and vacuum measurements into a signal sent to remote displays and controllers

98 products

Liquid-Level Gauges

Monitor fluid levels in containers

635 products

Flowmeters

Measure the flow rate of liquid or gas through your system

1,088 products

Flow Transmitters

Send flow rate measurements to PLCs, data loggers, and remote displays

12 products

Pressure-Regulating Valves

Reduce inlet pressure to a lower outlet pressure to protect sensitive equipment

19 products

Flow Switches

Turn equipment on or off when flow rate reaches a set point

34 products

Electrical Power, Networking, and Controlling

Development Board Sensor Modules

Transform your development board into everything from an airflow monitor to a motion detector

1 product

Measuring and Inspecting

Fuel Injection Pressure Testers

Check fuel injection pressure to maintain your car's gas mileage

1 product

Safety Equipment

Multi-Gas Detectors

Monitor air for carbon monoxide and combustible gases including methane, hydrogen, and propane

8 products

Oxygen Detectors

Too much or too little oxygen triggers alarms and warning lights

3 products

Carbon Dioxide Meters

Measure and display real-time carbon dioxide levels for indoor ventilation quality

1 product

Hydrogen Detectors

Alarms and lights alert you to the presence of hydrogen

4 products

Propane Detectors

Alarms and lights alert you to the presence of propane instantly or after a set exposure time

1 product

Methane Detectors

Alarms and lights alert you to the presence of methane instantly or after a set exposure time

1 product

Carbon Monoxide Detectors

Alarms, lights, or color changes alert you to the presence of carbon monoxide

8 products

Hydrogen Sulfide Detectors

Alarms and lights alert you to high levels of hydrogen sulfide

6 products

Respirator Filter Monitors

Track the quality of incoming air as it travels from your air line to your respirator

6 products