"Brass movement with C shaped Bourdon tube. 1/8 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. Max. PSI 30, Range PSI 0-30, Accuracy ASME/ANSI B40.1 Grade A 2-1-2, Window Material Temperature compensating polycarbonate, Recommended Use Air, gas, oil, water, Mount Type Back, Movement Brass, Gauge Diameter in. 1 1/2, Dial White aluminum, Fill Material Glycerin, Connection Size in. 1/8 Male NPT, Pointer Black enameled aluminum, Bourdon Tube C-shaped."
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