2.5in. dry back-mount gauge has brass movement with C-shaped Bourdon tube. 1/4 male NPT male connection. Grade B accuracy. Designed for use with air, gas, oil or water. Black enameled steel case, aluminum pointer, white aluminum dial and acrylic window. Pointer Aluminum, Accuracy Grade B, Dial White Aluminum, Mount Type Back, Recommended Use Air, gas, oil, water, Gauge Diameter in. 2 1/2, Case Material Black enameled steel, Connection Size in. 1/4 Male NPT, Window Material Acrylic, Bourdon Tube C-shaped, Movement Brass, Range PSI 0-30.
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