Description
NPT Hydraulic Fitting Adapter
5406 NPTF pipe reducers have an internal NPTF thread on one end, and an external NPT thread on the other end. And they are used to connect pipes and tubes. Those fittings are made of high-quality metal materials, durable and versatile. So if you have any problems with NPT hydraulic hose fitting adapter, please contact us!
Dimensional Drawings:

TUBE PART # | PTm PORT THD NPTF | PTf PORT THD NPTF | C2 (inch) | D DRILL (inch) | L2(inch) | LL (inch) |
5406-4-2 | 1/4-18 | 1/8-27 | 5/8 | 0.328 | 0.86 | 0.52 |
5406-6-2 | 3/8-18 | 1/8-27 | 3/4 | 0.328 | 0.86 | 0.51 |
5406-6-4 | 3/8-18 | 1/4-18 | 3/4 | 0.422 | 0.86 | 0.51 |
5406-8-2 | 1/2-14 | 1/8-27 | 7/8 | 0.328 | 1.11 | 0.65 |
5406-8-4 | 1/2-14 | 1/4-18 | 7/8 | 0.422 | 1.11 | 0.65 |
5406-8-6 | 1/2-14 | 3/8-18 | 7/8 | 0.563 | 1.11 | 0.65 |
5406-12-2 | 3/4-14 | 1/8-18 | 1 1/8 | 0.328 | 1.17 | 0.69 |
5406-12-4 | 3/4-14 | 1/4-18 | 1 1/8 | 0.422 | 1.17 | 0.69 |
5406-12-6 | 3/4-14 | 3/8-18 | 1 1/8 | 0.563 | 1.17 | 0.69 |
5406-12-8 | 3/4-14 | 1/2-14 | 1 1/8 | 0.688 | 1.17 | 0.69 |
5406-16-2 | 1-11 1/2 | 1/8-18 | 1 3/8 | 0.328 | 1.36 | 0.79 |
5406-16-4 | 1-11 1/2 | 1/4-18 | 1 3/8 | 0.422 | 1.36 | 0.79 |
5406-16-6 | 1-11 1/2 | 3/8-18 | 1 3/8 | 0.563 | 1.36 | 0.79 |
5406-16-8 | 1-11 1/2 | 1/2-14 | 1 3/8 | 0.688 | 1.36 | 0.79 |
5406-16-12 | 1-11 1/2 | 3/4-14 | 1 3/8 | 0.891 | 1.36 | 0.79 |
5406-20-4 | 1 1/4-11 1/2 | 1/4-18 | 1 3/4 | 0.328 | 1.47 | 0.53 |
5406-20-6 | 1 1/4-11 1/2 | 3/8-18 | 1 3/4 | 0.563 | 1.47 | 0.87 |
5406-20-8 | 1 1/4-11 1/2 | 1/2-14 | 1 3/4 | 0.688 | 1.47 | 0.87 |
5406-20-12 | 1 1/4-11 1/2 | 3/4-14 | 1 3/4 | 0.891 | 1.47 | 0.88 |
5406-20-16 | 1 1/4-11 1/2 | 1-111/2 | 1 3/4 | 1.125 | 1.47 | 0.88 |
5406-24-12 | 1 1/2-11 1/2 | 1/4-18 | 2 | 0.328 | 1.52 | 0.92 |
5406-24-6 | 1 1/2-11 1/2 | 3/8-18 | 2 | 0.563 | 1.58 | 0.98 |
5406-24-8 | 1 1/2-11 1/2 | 1/2-14 | 2 | 0.688 | 1.58 | 0.98 |
5406-24-12 | 1 1/2-11 1/2 | 3/4-14 | 2 | 0.891 | 1.58 | 0.98 |
5406-24-16 | 1 1/2-11 1/2 | 1-11 1/2 | 2 | 1.125 | 1.58 | 0.99 |
5406-24-20 | 1 1/2-11 1/2 | 1 1/4-11 1/2 | 2 | 1.469 | 1.58 | 0.99 |
5406-32-8 | 2-11 1/2 | 1/2-14 | 2 1/2 | 0.688 | 1.75 | 1.14 |
5406-32-12 | 2-11 1/2 | 3/4-14 | 2 1/2 | 0.891 | 1.75 | 1.14 |
5406-32-16 | 2-11 1/2 | 1-11 1/2 | 2 1/2 | 1.125 | 1.75 | 1.14 |
5406-32-20 | 2-11 1/2 | 1 1/4-11 1/2 | 2 1/2 | 1.719 | 1.75 | 1.14 |
5406-32-24 | 2-11 1/2 | 1 1/2-11 1/2 | 2 1/2 | 1.719 | 1.75 | 1.14 |
5406 NPT Hydraulic Fitting Adapter Video
As the best Chinese hydraulic fitting adapters manufacturer, Topa can provide hydraulic fittings in a variety of sizes. Our products can be used in a wide range of hydraulic fluid applications and are resistant to high pressures and temperatures.
With multiple CNC machines in our factory, Topa can process fittings to your exact specifications. Our staff will strictly inspect the quality of the fittings to ensure that the product meets your usage requirements.
If you want more information about npt hydraulic male adapter, please contact us!