Y Union DOT Push-to-Connect Composite 3/8 x 3/8 x 1/4 - 177.12C63646

Part#: AAA71712C63646

Features and Benefits

  • Y union fitting style for three-port DOT push-to-connect air brake tubing connection
  • Composite body material for lightweight, corrosion-resistant fitting performance in service
  • Two ports at 3/8 in and one port at 1/4 in for a mixed-size three-way Y union configuration
  • Connection size of 3/8 in on two ports for the in-line main run Y union port sides
  • Branch port at 1/4 in for the reducing Y union branch connection to smaller-bore air lines
  • DOT composite Y fitting for 3/8 in and 1/4 in mixed-size air brake branch line connection

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Warranty

Warranty Up to 3 years warranty

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Body MaterialComposite
Connection Size0.38 in. x 0.38 in. x 0.25 in.
Fitting StyleY Union
Interchange
2314401002

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The Union Connector is a Y union fitting with a composite body, engineered for dependable three-way tube branching in Heavy Duty commercial vehicle air brake systems. Designed as a direct replacement, the component delivers consistent sealing performance and reliable service life across a wide range of pneumatic plumbing configurations.
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