3/8″ OD Brass DOT Air Brake Fittings – 13-Pc Kit
$29.99 on Amazon.com (as of October 17, 2026, 12:20 AM EST) View details ↗
Upgrade your air brake system with these **DOT-approved 3/8″ OD brass push-to-connect fittings** from Taiidaues, designed for durability and leak-free performance. Crafted from **CA 360 brass**, these fittings offer superior corrosion resistance and high-temperature flexibility, ensuring reliable operation in extreme conditions—from -40°F to +200°F. The **pre-coated NPT male threads** feature a red sealant to prevent leaks, making them ideal for high-demand applications like trucks, RVs, and industrial equipment.
This **13-piece kit** includes **6 straight push connectors** and **6 90-degree elbows**, along with a roll of tape for quick installations. The **quick-release design** allows for fast repairs and maintenance—simply push the tube into the fitting or press the release button to detach. Whether replacing damaged connectors in air suspension systems or repairing leaks in copper air brake lines, these fittings meet **DOT FMVSS 571.106** and **SAE J1131** standards for safety and reliability. Compatible with a wide range of applications, including lawn mowers, garden tools, and workshop air systems, these fittings deliver professional-grade performance at an affordable price.
| Material | CA 360 Brass |
|---|---|
| Thread Type | 3/8″ NPT Male (Red Sealant-Coated) |
| Temperature Range | -40°F to +200°F (-40°C to +93°C) |
| Max Pressure Rating | 250 psi |
| Kit Contents | 6 Straight Connectors + 6 90° Elbows + 1 Roll of Tape (13 Total) |
| Compatibility | DOT FMVSS 571.106 & SAE J1131 Certified |






