Up for sale is a new Air Pressure Gauge,
made by Reliable / Ametek.

The part number is 98248000.
Range is 0 - 80 / 250 psi or 0 - 550 / 1750 kPa.
The gauge is 3-1/2" (89mm) diameter.
The mount is at the bottom; threads are 1/4" NPT male.

Applications:
This gauge is primarily being used for air pressure on Reliable sprinkler (fire suppression) systems.
The 0 - 80 psi range will work just fine in any air pressure application.

Please see photos.
Questions welcome. Thanks for looking.