John Guest Reducing Union, 5/16-Inch x 1/4-Inch, Gray Acetal - PI201008S-US

John Guest Reducing Union, 5/16-Inch x 1/4-Inch, Gray Acetal - PI201008S-US

Restore the specified water-tubing transition connection with this universal/spec-match John Guest Reducing Union, 5/16-Inch x 1/4-Inch, Gray Acetal. This reducing union, 5/16-inch x 1/4-inch, gray acetal provides the specified connection or routing needed to restore the specified water-tubing transition connection.

PI201008S-US is a universal/spec-match John Guest Reducing Union, 5/16-Inch x 1/4-Inch, Gray Acetal selected by its verified dimensions, ratings, connections, or application rather than by appearance alone. Match the service requirements before ordering.

Fitment / What To Verify: This is a spec-match product rather than a model-specific OEM part. Match the application and verified specifications before ordering: Connection: 5/16 In. x 1/4 In., Material: Acetal, Color: Gray.

Is it time to replace?

• Common Symptoms: Existing line is leaking, cracked, kinked, corroded, restricted, or the installation requires the specified fitting or tubing size.
• Visible/Sensory Cues: Seepage, damaged threads, flattened tubing, brittle plastic, corrosion, or a fitting that no longer seals correctly.

Pro Tip: Match tubing OD, thread/flare size, material, pressure/application, and routing before ordering. Leak-test every new connection after installation.

Technical Specifications