Vacuum Instruments | McMaster-Carr

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Measures

Differential Pressure

Differential Vacuum

Pipe Size

Connection Location

Measurement Unit

Centimeters of Mercury

Inches of Mercury

Inches of Water

Kilograms per Square Centimeter

Millimeters of Mercury

Pounds per Square Inch

For Use With

Hydraulic Fluid

Thread Type

Dial Diameter

Scale Type

Dial Type

Pressure Numeric Increments

Maximum Pressure

Less than 1,000 psi

1,000 psi to 1,999.9 psi

2,000 psi to 2,999.9 psi

3,000 psi to 4,999.9 psi

5,000 psi or greater

Less than 500 kPa

500 kPa to 999 kPa

1,000 kPa to 1,999 kPa

2,000 kPa to 2,999 kPa

3,000 kPa or greater

Display Type

Fitting Connection

Spec Image

Push to Connect

Connection Material

Hastelloy Nickel

Stainless Steel

Case Material

Stainless Steel

Maximum Continuous Pressure

Gender

Graduations

0.005 in. H₂O

Connects To

Maximum Process Temperature

REACH

RoHS

Compliant with Exemptions

Maximum Vacuum

Less than 25 in. Hg

25 in. Hg to 29.9 in. Hg

30 in. Hg or greater

Export Control Classification Number (ECCN)

DFARS Specialty Metals

Accuracy Grade

How can we improve?

665 Products

Fluid Handling

Pressure and Vacuum Gauges

Pressure and Vacuum Gauges

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

Vacuum Gauges

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

Differential Pressure and Vacuum Gauges

Differential Pressure and Vacuum Gauges

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

Vacuum Test Gauges

Vacuum Test Gauges

Verify that equipment is taking accurate vacuum measurements

Vacuum Transmitters

Vacuum Transmitters

Transfer vacuum measurements to remote displays and controllers

Pressure and Vacuum Transmitters

Pressure and Vacuum Transmitters

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

Pressure Transmitters

Pressure Transmitters

Send pressure readings to controllers and remote displays

Pressure Transmitter Displays

Pressure Transmitter Displays

Remotely view pressure readings sent from a transmitter

Pressure Gauges

Pressure Gauges

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

Differential Pressure Gauges

Differential Pressure Gauges

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

Differential Pressure Transmitters

Differential Pressure Transmitters

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

Differential Pressure Switches

Differential Pressure Switches

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

Vacuum Pumps

Create suction force to move objects, draw liquids and gases, or generate flow

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)