Products
Kuri Tec
Endure
151 Series (Type B), 251 Series (Type A)
DOT Air Brake Tubing
GENERAL APPLICATIONS
- Auxiliary air systems
- Trailer air brake systems
- Truck, bus and commercial vehicle air brake systems
CONSTRUCTION
Specially designed polyester compounds
COMPLIANCE INFORMATION
• Meets and exceeds DOT FMVSS 106
• Meets and exceeds performance requirements of SAE J844
SERVICE TEMPERATURE RANGE
-85°F (-65°C) to +200°F (+93°C)
FEATURES AND ADVANTAGES
- Superior Flexibility – Highly engineered polyester material exhibits improved flexibility versus traditional nylon tubing.
- Excellent Resistance – Excellent resistance to abrasion, gasoline, diesel fuel, road salt and deicing compounds.
- Industry Leading IMPACT Strength and Vibration Cracking Resistance – Engineered formulation retains its flexibility and resists impact cracking in both high heat and sub-zero cold weather conditions; providing longer service life than traditional nylon tubing.
- Exceeds Industry Performance Standards – Far surpasses traditional nylon tubing for heat aging and heated oil aging, while retaining its superior performance and flexibility over lower temperatures than traditional nylon tubing.
- Easy Installation – Greater flexibility allows for easier installation reducing time, effort and installer fatigue.
- Weather Resistant – Heat and light stabilized for superior UV resistance and long service life. Resists the cracking that can result from damaging UV light.
251 Series (Type A) Endure™ Non-Reinforced Air Brake Tubing
| Series Number |
Size Code |
OD | Wall (in) |
Min. Burst Pressure (psi) at 70°F (20°C) |
Min. Bend Radius (in) at 70°F (20°C) |
Standard Length (ft) | Package Weight (lbs) | |||
|---|---|---|---|---|---|---|---|---|---|---|
| (in) | (mm) | Spool | Coil | Spool | Coil | |||||
| 251XX | 02 | 1/8 | 0.079 | 0.023 | 1,000 | 0.37 | 2,000 | 100 | 8.0 | 0.4 |
| 251XX | 02.5 | 5/32 | 0.092 | 0.032 | 1,200 | 0.50 | 1,000 | 100 | 7.0 | 0.7 |
| 251XX | 03 | 3/16 | 0.117 | 0.035 | 1,200 | 0.75 | 1,000 | 100 | 9.5 | 1.0 |
| 251XX | 04 | 1/4 | 0.170 | 0.040 | 1,200 | 1.00 | 1,000 | 100 | 14.5 | 1.5 |
| 251XX | 05 | 5/16 | 0.232 | 0.040 | 1,000 | 1.25 | 500 | 100 | 9.5 | 1.9 |
NOTES:
Color Codes (XX): BK = Black, BL = Blue, GR = Green, OR = Orange, RD = Red, YE = Yellow
151 Series (Type B) Endure™ Reinforced Air Brake Tubing
| Series Number |
Size Code |
OD | Wall (in) |
Min. Burst Pressure (psi) at 70°F (20°C) |
Min. Bend Radius (in) at 70°F (20°C) |
Standard Length (ft) | Package Weight (lbs) | |||
|---|---|---|---|---|---|---|---|---|---|---|
| (in) | (mm) | Spool | Coil | Spool | Coil | |||||
| 151XX | 06 | 3/8 | 0.251 | 0.062 | 1,400 | 1.5 | 500 | 100 | 17.0 | 3.4 |
| 151XX | 08 | 1/2 | 0.376 | 0.062 | 950 | 2.5 | 500 | 100 | 23.0 | 4.6 |
| 151XX | 10 | 5/8 | 0.441 | 0.094 | 900 | 3.0 | 250 | 100 | 22.0 | 8.8 |
| 151XX | 12 | 3/4 | 0.566 | 0.094 | 850 | 3.5 | 250 | 100 | 27.0 | 10.8 |
NOTES:
Color Codes (XX): BK = Black, BL = Blue, GR = Green, OR = Orange, RD = Red, YE = Yellow





