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Topring Ltee
Liquid gauge 2-1/2" – 1/4 npt lm 0-300 stainless steel/brass
Liquid gauge 2-1/2" – 1/4 npt lm 0-300 stainless steel/brass
Mfr. Model # 
55.638
|Item # 
10098133
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Technical specifications and certifications
• Diameter: 2-1/2 in
• LM: 1/4 NPT
• Pressure Range: 0-300 PSI
• Dual scale in PSI (black) and in kPa (red)
• Working Temperature: -18 to 60 °C
• Accuracy: ± 1.6 % of the full scale
Material(s):
• Housing: 304 Stainless steel
• Crystal: Acrylic
• Bourdon Tube: Phosphorous bronze
• Movement: Brass with highly polished bearing surfaces
• Connection: Brass
Features and benefits
• Excellent resistance to corrosion
• High quality pressure gauge with glycerine which prolongs the service life of the pressure gauge
• Gycerine prevents needle vibrations, protects the mechanism and facilitates pressure reading
• Calibration certifications available upon request
Operation and installation
INSTALLATION TIP
For vertical position only: fill port is on the top
When excessive vibrations are present, a pressure snubber should be used in order to maximize the useful life of the gauge
Caution
• Working pressure should be limited to 60 % of the dial maximum pressure
• Where no sharp fluctuations occur, it should be limited to 90 % of the dial maximum pressure
Applications
• Pneumatic and hydraulic systems, air tools, hydraulic presses, air compressors, machine tools

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