3/8 Inch OD Tube To 1/4 Inch NPT Thread Brass Tee Union Fittings Pack Of 3 For DOT Approved Truck And Trailer Air Brake Systems, Push To Connect Brass Quick Connect Style, Durable CA360 Material

3/8 in OD to 1/4 in NPT Brass Tee Fittings DOT Approved
✔️ 3/8 OD to 1/4 NPT, push-to-connect, CA360 brass, DOT approved

These DOT-approved tee union fittings connect 3/8" OD air lines to 1/4" NPT ports. Made from CA360 brass, they’re built to handle the harsh conditions of truck, trailer, bus, and industrial air brake systems.

✅ 3/8 in OD to 1/4 in NPT tee union brass fittings
✅ CA360 brass construction for durability
✅ DOT FMVSS 571.106 SAE J1131 compliant for air brake safety
✅ Quick push-to-connect design for faster installations
✅ Pre-applied red thread sealant on male threads to prevent leaks
✅ Max working pressure 300 psi and -65°F to 220°F temp range
✅ Pack of 3 pieces for quick replacement

💡 What is the best use for DOT approved brass air line tee unions in heavy trucks and trailers?

Handy connectors simplify field maintenance and ensure safety on the road.

- handy for splitting air lines in DOT compliant brake systems

- supports 3/8 in OD to 1/4 in NPT connections

- helps maintain leak-free operation with pre-applied sealant