Diaphragm Pressure Gauges | McMaster-Carr

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About Pressure Gauges

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Pressure and Vacuum Gauges

Vibration-Resistant Pressure Gauges for Chemicals

These gauges have a liquid-filled dial that reduces needle flutter in high-vibration applications reaching 2,000 psi.

Low-Pressure Gauges for Chemicals

Use in low-pressure applications up to 160 psi.

High-Pressure Gauges for Chemicals

Use in high-pressure applications up to 2,000 psi.

High-Accuracy Low-Pressure Gauges

High-Accuracy Low-Pressure Gauges

Measure small pressure changes in ventilation systems, hydraulic applications, and other critical processes.

Gauge Guards

Gauge Guards

Also known as isolators or diaphragm seals, these protect gauges from corrosive process media.

Sanitary Gauge Guards

Sanitary Gauge Guards

Keeping corrosive substances from touching pressure gauges used in food-processing and pharmaceutical plants, these guards have a sanitary design.

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