"Brass movement with C shaped Boudon tube. 1/4in. NPT male connection. For use with air, gas, oil or water. Black enameled aluminum pointer, white aluminum dial and temperature compensating polycarbonate window. Glycerin filled to dampen pulse and vibration. Accuracy: ASME/ANSI B40.1 Grade A (2-1-2%). Range PSI: 0-15, Gauge Diameter (in.): 2 1/2, Movement: Brass, Bourdon Tube: C-Shaped, Pointer: Black Enameled Aluminum, Dial: White Aluminum, Connection Size (in.): 1/4 Male NPT, Accuracy: Grade B, Mount Type: Stem, Window Material: Temperature Compensating Polycarbonate, Fill Material: Glycerin, Recommended Use: Air, Gas, Oil, or Water"
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