DuraLink™ Tubing
Introducing Alkon’s DuraLink™ tubing, a high-performance DOT air brake solution designed for strength and reliability. Part of the Alkon DuraLink™ product family, this tubing pairs with our proven DOT push-to-connect fittings to deliver industry-leading durability and performance. It surpasses DOT FMVSS 49 CFR 571.106 and SAE J844 standards, with tensile strength far exceeding competitors and superior bend-test results.
While optimized for Alkon’s DuraLink™ fittings, the tubing maintains trusted performance when paired with other manufacturers’ products. Available in multiple sizes and colors, DuraLink™ tubing provides the flexibility needed for new builds or repairs.
DuraLink™ tubing reflects our commitment to U.S. manufacturing, ensuring fast, dependable delivery and a stable supply chain.
“Alkon’s DuraLink™ DOT tubing and fittings are engineered to perform together, delivering unmatched reliability, performance, and peace of mind in every air brake connection.” – Rich Yori
DuraLink™ Tubing
All tubing used by Alkon exceeds the DOT and SAE standards. We have nylon tubing starting at 5/32” and all the way up to 3/4” in diameter and in a variety of colors.
| Part Number | Tube OD | Color | Reel Size |
| DL5/32BL1000 | 5/32″ | Black | 1000 |
| DL04BL1000 | 1/4″ | Black | 1000 |
| DL04BLU1000 | 1/4″ | Blue | 1000 |
| DL04GN1000 | 1/4″ | Green | 1000 |
| DL04O1000 | 1/4″ | Orange | 1000 |
| DL04PU1000 | 1/4″ | Purple | 1000 |
| DL04R1000 | 1/4″ | Red | 1000 |
| DL04WH1000 | 1/4″ | White | 1000 |
| DL04Y1000 | 1/4″ | Yellow | 1000 |
| DL06BL500 | 3/8″ | Black | 500 |
| DL06BLU500 | 3/8″ | Blue | 500 |
| DL06GN500 | 3/8″ | Green | 500 |
| DL06GY500 | 3/8″ | Gray | 500 |
| DL06O500 | 3/8″ | Orange | 500 |
| DL06PU500 | 3/8″ | Purple | 500 |
| DL06R500 | 3/8″ | Red | 500 |
| DL06WH500 | 3/8″ | White | 500 |
| DL06Y500 | 3/8″ | Yellow | 500 |
| DL08BL500 | 1/2″ | Black | 500 |
| DL08BLU500 | 1/2″ | Blue | 500 |
| DL08GN500 | 1/2″ | Green | 500 |
| DL08O500 | 1/2″ | Orange | 500 |
| DL08R500 | 1/2″ | Red | 500 |
| DL08Y500 | 1/2″ | Yellow | 500 |
| DL10BL250 | 5/8″ | Black | 250 |
| DL10GN250 | 5/8″ | Green | 250 |
| DL10O250 | 5/8″ | Orange | 250 |
| DL12BL250 | 3/4″ | Black | 250 |
Color Fitting Caps
Make sure to add color coded fitting caps to your tubing order. These will simplify the installation and routing of tubing by matching the color of the fittings to the corresponding tube.
For tubing, systems, and components, trust Alkon to build and deliver high quality with reliability you and your customers can count on.
| Part Number | Tube OD | Color |
| AQCAP-D-5/32O | 5/32″ | Orange |
| AQCAP-D-4BR | 1/4″ | Brown |
| AQCAP-D-4BL | 1/4″ | Black |
| AQCAP-D-4GN | 1/4″ | Green |
| AQCAP-D-4Y | 1/4″ | Yellow |
| AQCAP-D-6B | 3/8″ | Blue |
| AQCAP-D-6BL | 3/8″ | Black |
| AQCAP-D-6GN | 3/8″ | Green |
| AQCAP-D-6GR | 3/8″ | Gray |
| AQCAP-D-6O | 3/8″ | Orange |
| AQCAP-D-6R | 3/8″ | Red |
| AQCAP-D-6O | 3/8″ | Violet |
| AQCAP-D-6Y | 3/8″ | Yellow |
| AQCAP-D-8B | 1/2″ | Blue |
| AQCAP-D-8GN | 1/2″ | Green |
| AQCAP-D-8GR | 1/2″ | Gray |
| AQCAP-D-8O | 1/2″ | Orange |
| AQCAP-D-8R | 1/2″ | Red |
| AQCAP-D-8V | 1/2″ | Violet |
| AQCAP-D-8Y | 1/2″ | Yellow |