Ā 1/4″ Brass Tee Fittings – DOT APPROVED – EZĀ PTC (Push-to-Connect) Union Tees (6 pcs) + Tube Cutter
“Our 1/4″ brass Union Tee fittings feature an easy push-in design for a rock-solid, DOT-approved seal every time.”
- Professional Grade: DOT-approved CA360 brass for maximum corrosion resistance and a secure, easy PTC (Push-to-Connect) seal.
- Precision Cuts: Always use a dedicatedĀ tube cutterĀ when making cuts. Never use scissors or snips, as they can crush and deform the tube ends.
- Clean Edges: Check for any burrs on the edges of the tube before inserting it into the air fitting to ensure a smooth seat.
- Positive-Lock Seal: For maximum pressure retention, ensure your air line has a perfectly square cut. Firmly push the tube into the fitting until you feel it seat past the internal O-ring.
- Heat & Safety Protection: Always protect air lines with grommets when passing through metal. Never run nylon tubing near exhaust manifolds, tailpipes, or compressor leader hoses.
- The “One-and-Done” Rule: Measure twice, cut once. Most DOT fittings utilize a high-grip “grab ring” that does not tolerate repeated removal. Excessive test-fitting can score the line or stress the seal, so aim for aĀ one-and-don
- The Anatomy of a Positive-Lock Seal FittingWhen your air line is inserted into anĀ EZ AIRRIDE Ā brass fitting, it passes through a series ofĀ stainless steel gripping teethĀ before seating firmly against the internal O-ring. This provides aĀ Positive-Lock Seal with our signature Airtight IntegrityĀ against the OD (Outer Diameter) of the tube.
Think of it like the classicĀ Chinese Finger Trap: the internal stainless steel grab ring is engineered so that as system pressure increases, the teeth actually wedge deeper into the line. The harder the air pushes out, the tighter the fitting bites down. This mechanical “grip” ensures the tube remains perfectly seated against theĀ internal brass ferrule and positive-stop cavity, preventing the tube deformation and “wobble” that causes leaks insubpar alternatives.
The Bottom Line:Ā Donāt be fooled byĀ generic “quick-release” marketing. While many sellers claim these are designed for repeated use, the reality is that every removal scores the air line and stresses the internal O-ring. Our fittings are engineered for aĀ Permanent, One-and-Done Installationābecause on a high-end classic, you only want to build it once.
- Ā© EZ AIRRIDE, INC. 2014-2025
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