5/16" x 1/4" Female Quick Coupler, Male Flare with Schrader Core in Male End

Specifications for Yellow Jacket 19173 Coupler

The Yellow Jacket 19173 is a precision-engineered refrigerant service coupler designed for reliable performance in HVAC/R applications. This fitting features a 5/16" female quick-coupler connection paired with a 1/4" male flare, providing a secure and leak-resistant interface for charging, evacuation, and system testing. Built for professional use, it ensures consistent performance and easy handling during service operations.

• Model: 19173
• Brand: Yellow Jacket
• Connection Size: 5/16" Female QC x 1/4" Male Flare
• Construction: Durable, high-quality brass for long service life and corrosion resistance
• Valve Type: Schrader valve cores in male flare end for secure sealing and controlled refrigerant flow
• Female Coupler Design: Deep knurling provides enhanced grip and easy hand-tightening during use
• Valve Opener: Patented CH14 Adjust-a-Valve opener integrated into all 1/4" female ends for precise operation
• Application: Ideal for use with R-410A systems and other HVAC/R service tasks requiring quick-connect fittings
• Performance: Ensures tight sealing and efficient refrigerant handling with minimal loss or leakage
• Country of Origin: Made in the USA