"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. Pointer Black enameled aluminum, Window Material Temperature compensating polycarbonate, Recommended Use Air, gas, oil, water, Movement Brass, Bourdon Tube C-shaped, Fill Material Glycerin, Connection Size in. 1/4 Male NPT, Accuracy ASME/ANSI B40.1 Grade A 2-1-2, Range PSI 0-1,000, Dial White aluminum, Max. PSI 1,000, Gauge Diameter in. 2 1/2, Mount Type Back."
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