Application
Spiral tube pressure gauge is suitable for application to operate under rugged conditions. Transmission over a direct connection indicator tube. Between gears and bearings do not wear! Strong impact resistance. Commonly used in water pumps, air compressor, pump, medical oxygen equipment, fire extinguishers and other industries.
Size
1.4”& 1.6”
Accuracy
±5% of Span
Ranges
100, 160, 200, 300, 700, 1000,1500,2000,3000 & 4000 psi
or other equivalent units of pressure or vacuum range.
With dial arc of 165º - 235º
We have passed UL299 With 400psi
Operating Temperature
Ambient:  -4℉ to 140℉ (-20℃ to 60℃)

Connection
Material: Brass & 316 Stainless Steel
1/8” NPT, Center Back Mount(CBM)
Bourdon Tube
Material: Copper alloy, 304 Stainless Steel & 316 Stainless Steel
Spiral-type。Beryllium Copper
Dial
Gavalume steel, white background with black markings
Pointer
Integral with bourdon tube
Case
Drawn 304 Stainless Steel, sealed
Window
High impact-resistant polycarbonate

Specification Chart1

Specification Chart2