Description
NPT Hydraulic Pipe Adapters
5504 female NPT pipe couplings have two internal NPT threads on both ends. And they are used to connect hydraulic pipes and tubes. Those fittings are made of high-quality metal materials, durable and versatile. So if you have any problems with npt male to male hydraulic adapters, please contact us!
Dimensional Drawings:

TUBE FITTING PART # | PT PORT THD NPTF | REF D1 DRILL (inch) | N1 (inch) | Y (inch) |
5504-2-2 | 1/8-27 | 0.328 | 0.66 | 9/16 |
5504-4-4 | 1/4-18 | 0.422 | 0.88 | 3/4 |
5504-6-6 | 3/8-18 | 0.563 | 1.02 | 7/8 |
5504-8-8 | 3/8-18 | 0.688 | 1.23 | 11/16 |
5504-8-6 | 1/2-14 | 0.688 | 1.23 | 11/16 |
5504-12-12 | 3/4-14 | 0.891 | 1.36 | 1 5/8 |
5504-16-16 | 1-11 1/2 | 1.125 | 1.63 | 1 7/8 |
5504-20-20 | 1 1/4-11 1/2 | 1.469 | 1.70 | 1 7/8 |
5504-24-24 | 1 1/2-11 1/2 | 1.703 | 2.08 | 2 1/2 |
5504 Hydraulic Pipe Adapter Video
As the best Chinese hydraulic male adapters manufacturer, Topa can provide hydraulic fittings in a variety of sizes. Our products can be used in a wide range of hydraulic fluid environments and are resistant to high pressures and temperatures.
With multiple CNC machines in our factory, Topa can manufacture 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 swivel adapter, please contact us!