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John Guest

John Guest Acetal 3/8" Union Elbow - White

Part Number: CI0312W
Alt. Part Number: AEU66-W
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The John Guest Union Elbow makes connecting tubing quick and easy. Manufactured in white acetal with food grade EPDM O-ring, these fittings were developed for the residential filtered water market but are also suitable for other potable liquids.  


  • Push-fit Technology creates reliable, leak-free connections
  • Used to connect OD tubing sizes
  • Compatible with plastic or copper OD sized tubing
  • Connect, disconnect, and reconnect in seconds without tools
  • Food Quality and suitable for potable liquids and pure water applications
  • Acetal body with food grade EDPM O-Ring
  • Made with lead free materials

Working pressure and temperature: 

  • 150 psi at 70° F
  • 100 psi at 150° F

Note: Not suitable for compressed air and vacuum applications

Note: These items are not suitable air/pneumatic or vacuum applications.

JG white acetal is not suitable for air due to seal consisting of EPDM.

California residents Prop 65 Warning
This product contains materials known to the State of California to cause cancer and birth defects or other reproductive harm. www.p65warnings.ca.gov