One Quarter Inch Push To Connect Brass Fittings Union Straight Joint DOT Approved Tube Outer Diameter To One Eighth Inch NPT Thread Air Line Adapter For Trucks Trailers And Rigs Air Brake Systems Set Of Four

Set of Four Push-To-Connect Brass Fittings for Air Lines
✔️ 1/4 in tube to 1/8 in NPT, 250 psi, DOT FMVSS 571.106

These push-to-connect brass fittings connect 1/4 inch tubing to 1/8 inch NPT threads and are ideal for air brake lines, suspension kits, and pneumatic plumbing on trucks, trailers, and rigs. They feature CA360 brass with red sealant coating for durability and corrosion resistance, and meet DOT FMVSS 571.106 requirements.

✅ 1/4 in tube OD to 1/8 in NPT thread
✅ CA360 brass with red sealant coating
✅ DOT FMVSS 571.106 approved, SAE J1131 compatible
✅ 250 psi working pressure, -40°F to 160°F (-53°C to 121°C)
✅ 360° rotation at the joint for easy routing
✅ Push-to-connect quick connect for fast assembly
✅ Suitable for air brake lines, suspension kits, and pneumatic systems

💡 What is a push-to-connect air line fitting used for in heavy-duty trucks and trailers? This handy connector makes quick, secure connections for air brake lines and suspension hoses. - push-to-connect connections allow fast assembly on 1/4 in tube OD to 1/8 in NPT threads - DOT FMVSS 571.106 compliant for highway safety - supports up to 250 psi and a wide temperature range for rugged use - 360° rotation aids in routing around tight spaces