Master Gauge Co.

1150 W. Grand Ave.

Chicago, IL 60642

Pnone: 312-666-2705

Toll-Free: 800-279-2705

Fax: 312-666-6458

Or you can just Email us at:






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How to get in touch with us!

Here at Master Gauge Co. we serve to please and will answer any and all questions you might have dealing with:

  • Pneumatics & Pressure
  • Thermometers
  • Diaphragm Seals
  • Discontinued USG/AMETEK part numbers
  • And many more.

What may we help you with today?