Pressure Dials | McMaster-Carr

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System of Measurement

Pipe Size

For Use With

Maximum Pressure

1,000 psi to 1,999 psi

2,000 psi to 2,999 psi

3,000 psi to 9,999 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 99,999 kPa

100,000 kPa or greater

Connection Location

Thread Type

Dial Diameter

Inlet Pipe Size

Fitting Connection

Material

Dial Type

Scale Type

Measurement Unit

Centimeters of Mercury

Kilograms per Square Centimeter

Kilopascals

Millibars

Ounces per Square Inch

Pounds per Square Inch

Torr

Pressure Numeric Increments

Gender

Measures

Differential Pressure

Display Type

Graduations

Maximum Temperature

Outlet Pipe Size

REACH

RoHS

Compliant with Exemptions

Not Compliant

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

Case Material

Export Control Classification Number (ECCN)

2B999

EAR99

DFARS Specialty Metals

Exempt

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How can we improve?

6,381 Products

Fluid Handling

Pressure Gauges

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

279 products

Vacuum Gauges

Take vacuum readings in pumps, packaging equipment, and suction lines

118 products

Differential Pressure Gauges

Display the difference in pressure between two points in your air and fluid systems

98 products

Pressure Test Gauges

Check and calibrate pressure gauges, transmitters, and equipment to maintain accuracy

509 products

Differential Pressure Transmitters

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

8 products

Vacuum Test Gauges

Verify that equipment is taking accurate vacuum measurements

8 products

Differential Pressure and Vacuum Gauges

Show changes in pressure and vacuum to monitor fans, blowers, and filters

14 products

Pressure and Vacuum Gauges

Measure pressure and vacuum in air and fluid lines, pumps, and refrigeration systems

240 products

Differential Pressure Switches

Activate controls and alarms when the pressure difference between process lines exceeds a setpoint

12 products

Pressure-Regulating Valves

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

118 products

Vacuum-Regulating Valves

Control the amount of air that a vacuum pump draws from your system to maintain vacuum levels

1 product

Flow-Adjustment Valves

Gradually open and close to control the volume of air and liquids through a line

25 products

Flow-Adjustment Valve Manifolds

Control flow to multiple points from one source

6 products

Air-Exhaust Valves

Vent or divert exhaust to speed up the operation of air cylinders, actuators, and other equipment

16 products

Directional Control Valves

Manage the flow of fluids to move equipment in air- and hydraulic-powered systems

10 products

Manifolds

Distribute air or fluid to multiple places from a single source; also called headers

1 product

Peristaltic Pumps

Dispense chemicals at set flow rates

18 products

Diaphragm Pumps

Draw liquids in and push them out for spraying, draining, and washdowns

60 products

Syringe Pumps

Dispense precise amounts of chemicals from syringes

4 products

Proportional Mixers

Dilute detergents, sanitizers, coolants, and soluble oils directly from your drum

2 products

Flowmeters

Measure the flow rate of liquid or gas through your system

89 products

Power Transmission

Compressed Air Regulators

Ensure continuous, safe operation of air-powered equipment by controlling air pressure

269 products

Compressed Air Filter/Regulator Manifolds

Purify air from a single supply and distribute it to multiple locations

13 products

Compressed Air Filter/Regulators

Simultaneously clean air that's running through a system and control its pressure

232 products

Compressed Air Filter/Regulator/Lubricators

Deliver clean, lubricated air at the desired pressure to a component in your line

254 products

Compressed Air Regulator Manifolds

Use a single air supply to meet multiple pressure requirements

92 products

Compressed Air Dryers

Remove lingering moisture from air lines

12 products

Compressed Air Filter/Regulator/Lubricator Manifolds

Distribute compressed air to multiple locations from a single source

28 products

Air Flow Control Valves

Control the speed of air-powered equipment by adjusting the volume of airflow entering or exiting

261 products

Measuring and Inspecting

Log temperature, humidity, or pressure levels to track changes and troubleshoot your system

48 products

Compression Testers

Check engine compression to maintain top performance

8 products

Refrigerant Pressure Testing Manifolds

Monitor refrigerant pressure when servicing air conditioning systems

6 products

Tire Pressure Test Gauges

Calibrate the accuracy of tire pressure and tire inflation gauges

1 product

Fuel Injection Pressure Testers

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

1 product

Lubricating

Oil-Dispensing Pumps

Deliver controlled amounts of oil at specific intervals to keep equipment lubricated

8 products

Facility and Grounds Maintenance

Steam Cleaners

Clean and sanitize surfaces with steam

7 products