Y Union Push-to-Connect Composite 1/4 x 1/4 x 3/8 - 177.12C63446

Part#: AAA71712C63446

Features and Benefits

  • Y union fitting style for three-port push-to-connect DOT tubing connection
  • Push-to-connect connection type for tool-free tubing insertion at all three Y union ports
  • Composite body with brass collet for durable, secure tubing retention at all three ports
  • Two ports at 1/4 in and one port at 3/8 in for a mixed-size three-way Y union configuration
  • Compatible with nylon tubing for confirmed tubing material match at all Y union port ends
  • Mixed-size Y union for branching between 1/4 in and 3/8 in air brake tubing paths

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Warranty

Warranty Up to 3 years warranty

Please contact customer service to know more details

Body MaterialComposite
Collet MaterialBrass
Compatible TubingNylon
Connection Size0.25 in. x 0.25 in. x 0.38 in.
Connection Size 10.25 in.
Connection Size 20.25 in.
Connection Size 30.38 in.
Connection TypePush-to-Connect
Fitting StyleY Union
Interchange
016291
1771163446
2314401004
362PTC446
A764YPMT446
APC98Y4X4X6
ETPQL1363446
KV2U0711
M4579
QL1363446
S764YPMT446

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The Union Connector is a Y union fitting with a composite and brass collet body and 1/4" x 1/4" x 3/8" connection size, engineered for dependable three-way tube branching in Heavy Duty commercial vehicle air brake systems. The component delivers consistent sealing performance and reliable service life across pneumatic plumbing configurations.
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