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Utility Steel Case Gauges
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Utility Steel Case Gauges
Type:122&123&129

Application
For general medium which does not clog connection port or corrode copper alloy.  Example: hydraulic and pneumatic systems, pumps, compressors, water systems, and regulator.  Air, oil, gas and water services are the most common applications.
Size
1.5", 2" & 2.5"
Accuracy
±2.5% of Span (Grade B ANSI B40.1)
Ranges
1.5" size - 30"Hg and above 15psi up to 3000psi
2" size - 30"Hg and above 15psi up to 5000psi
2.5" size - 30"Hg & above 15psi to 8000psi
Or other equivalent units of pressure or vacuum range.
Operating Temperature
Ambient:  -4℉ to 140℉ (-20℃ to 60℃)
Media:  max. 158℉ (+70℃)


Standard Feature:

Connection
Material: Copper alloy
Lower mount (LM)
Center back mount (CBM)
1/8", 1/4" NPT limited to wrench flat area
Bourdon Tube
Material: Copper alloy
30"Hg to 600psi by C-type
800psi to 8000psi by Helical type
Movement
Copper Alloy
Dial
Gavalume steel, white background with black markings
Pointer
Aluminum, black finish
Case
Drawn steel, black corrosion resistant paint
Window
Type122&129: Snap-on plastic flush to case
Type123:  Twist on-polycarbonate


Specification Chart1 Specification Chart2 Specification Chart3

Order Options(min. order may apply)
Brass threaded or press fit restrictor
Special colors / chrome-plated case
Special connections limited to wrench flat area
Nickel or chrome plated connection
Customer dial layout
Other pressure scales available: Bar, kPa, MPa, kg/cm2 & dual scales
Type123: Red dray max.pointer
Type129: Red set indicator pointer
Clean for oxygen service
 

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