SAE J844 Nylon Air Brake Tubing
SAE J844 Nylon Air Brake Tube
SAE J844 Nylon Air Brake Tube is made of nylon (polyamide) material, a lightweight, semi-rigid tubing used for air brakes, instrumentation, and accessory systems on trucks, trailers, buses, and other commercial vehicles.
It has two types of structure below:
Type A – Single-wall extruded Nylon (polyamide).
SAE J844 Nylon Air Brake Tube Features:
Meet SAE J844 specification;
Meet DOT FMVSS 49CFR 571.106;
Light weight, abrasive resistant, kink resistant;
Many colors available;
SAE J844 Nylon Air Brake Tube Applications:
SAE J844 nylon air brake tubing is mainly used for air brake systems in many vehicles like, trucks, trailers, buses, and other commercial vehicles.
SAE J844 Nylon Air Brake Tube Specifications:
| Type of Tubing | Nominal O.D. | Tubing O.D. (mm) | Basic I.D (mm) | Wall(mm) | Maximum Stiffness(N) | Test Bend Radius (mm) | Min Mpa B.P. at 24°c (Mpa) |
|---|---|---|---|---|---|---|---|
| A | 1/8 in | 3.18±0.08 | 2.02 | 0.58±0.08 | 4.4 | 9.4 | >6.9 |
| A | 5/32 in 4mm | 4.00±0.08 | 2.38 | 0.81±0.08 | 4.4 | 12.7 | >8.3 |
| A | 3/16 in | 4.75±0.08 | 2.97 | 0.89±0.08 | 4.4 | 19.1 | >8.3 |
| A | 6mm | 6.00±0.08 | 4 | 1.00±0.08 | 8.9 | 25.4 | >8.3 |
| A | 1/4 in | 6.35±0.08 | 4.35 | 1.00±0.08 | 8.9 | 25.4 | >8.3 |
| A | 5/16 in 8mm | 8.00±0.10 | 6 | 1.00±0.10 | 27 | 32 | >6.9 |
| B | 3/8 in | 9.53±0.10 | 6.39 | 1.57±0.10 | 36 | 38.1 | >9.7 |
| B | 10mm | 10.00±0.13 | 7 | 1.50±0.10 | 36 | 38.1 | >8.2 |
| B | 12mm | 12.00±0.13 | 9 | 1.50±0.10 | 90 | 45 | >6.9 |
| B | 1/2 in | 12.70±0.13 | 9.56 | 1.57±0.10 | 89 | 50.8 | >6.6 |
| B | 5/8 in | 15.88±0.13 | 11.2 | 2.34±0.13 | 222 | 63.5 | >6.2 |
| B | 16mm | 16.00±0.13 | 12 | 2.00±0.13 | 225 | 70 | >6.0 |
| B | 3/4in 19mm | 19.05±0.13 | 14.37 | 2.34±0.13 | 356 | 76.2 | >5.5 |