Clear Acrylic Sight Tubes

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Part NumberClamp SizeLengthMaximum Cold Working Pressure (PSI) (@70°F)Pressure (PSI) @ Maximum Allowable Temp. (@140°F)Inside Diameter (Reference ID)Outside Diameter (Reference OD)

These see-through spool sections are ideal for simple and quick sight requirements. Made from ASTM 5436-D, FDA-conforming acrylic, our tubes can be clamped into your sanitary line seamlessly.


  • Clear acrylic sight tubes are ideal for simple sight requirements as well as tank level indication
  • These acrylic tubes comply with the code of federal regulations CFR177.1010
  • An economical option to standard stainless steel sight glasses
  • Standard clamp torque is required (25 in/lbs)
  • The minimum length is 1.25” OAL
  • Other sizes priced on the application
  • Pressure ratings absent thermal shock

Not recommended for use with abrasive products. Do not use 2-bolt high-pressure clamps

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