"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. Connection Size in. 1/8 Male NPT, Window Material Temperature compensating polycarbonate, Fill Material Glycerin, Movement Brass, Max. PSI 100, Pointer Black enameled aluminum, Mount Type Stem, Dial White aluminum, Range PSI 0-100, Gauge Diameter in. 1 1/2, Recommended Use Air, gas, oil, water, Bourdon Tube C-shaped, Accuracy ASME/ANSI B40.1 Grade A 2-1-2."
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