Idex – Threaded Adapters – National Pipe Threaded Adapters
These adapters are designed specifically to make reliable connections to female 1/8 inches and 1/4 inches National Pipe Thread (NPT) ports. Manufactured from biocompatible PEEK, NPT Adapters are durable and chemically resistant. We provide versions with either 1/4-28 or 5/16-24 flat-bottom threads, suitable for most low pressure applications.
Key Features
List of available National Pipe Threaded Adapters
Our NPT (National Pipe Thread) Adapter Assembly is specifically manufactured from PEEK making it durable and chemically resistant. Our NPT Adapter is exceptionally useful for attaching 1/8 inches outer diameter fluoropolymer sparging lines to sparging gas tank regulator valves.
List of available National Pipe Threaded Adapter Assemblies
| Thread Port Configuration | Swept Volume | Thru hole | Thread to Thread | For tubing outer diameter | Pressure Rating Max | Colour |
| 1/4 NPT Flat-Bottom to 1/4-28 Flat-Bottom | 17.3 nL | 0.062 inches/1.55 mm | Male to Female | 1/8 inches | 500 psi/34 bar | Red |
| 1/4 NPT Flat-Bottom to M6 Flat-Bottom | 17.3 nL | 0.062 inches/1.55 mm | Male to Female | 1/8 inches | 500 psi/34 bar | Black |
| 1/4 NPT Flat-Bottom to 5/16-28 Flat-Bottom | 17.3 nL | 0.062 inches/1.55 mm | Male to Female | 1/8 inches | 500 psi/34 bar | Natural |
| 1/4 NPT to 5/16-28 Flat-Bottom | – | 0.125 inches/3.17 mm | Male to Female | 3/16 inches | 500 psi/34 bar | Natural |
| 1/8 NPT to 1/4-28 Flat-Bottom | 17.3 nL | 0.062 inches/1.55 mm | Male to Female | 1/8 inches | 500 psi/34 bar | Red |
| 1/8 NPT to M6 Flat-Bottom | 17.3 nL | 0.062 inches/1.55 mm | Male to Female | 1/8 inches | 500 psi/34 bar | Black |
| 1/8 NPT to 5/16-28 Flat-Bottom | 17.3 nL | 0.125 inches/3.17 mm | Male to Female | 3/16 inches | 500 psi/34 bar | Black/Tan |
List of available National Pipe Threaded Adapter Bodies
| Thread Port Configuration | Swept Volume | Thru hole | Thread to Thread | For tubing outer diameter | Pressure Rating Max | Colour |
| 1/4 NPT to 1/4-28 Flat-Bottom | 40.2 nL | 0.062 inches/1.55 mm | Male to Male | – | 500 psi/34 bar | Red |
| 1/8 NPT to 1/4-28 Flat-Bottom | 40.2 nL | 0.062 inches/1.55 mm | Male to Male | – | 500 psi/34 bar | Red |
| 1/4 NPT to 1/4-28 Flat-Bottom | 17.3 nL | 0.062 inches/1.55 mm | Male to Female | 1/8 inches | – | Red |
| 1/4 NPT to 5/16-24 Flat-Bottom | – | 0.125 inches/3.17 mm | Male to Female | 3/16 inches | – | Natural |
| 1/8 NPT to 1/4-28 | 17.3 nL | 0.062 inches/1.55 mm | Male to Female | 1/8 inches | – | Red |
| 1/8 NPT to 5/16-24 | – | 0.125 inches/3.17 mm | Male to Female | 3/16 inches | – | Black/Tan |
Key Industries
- Biopharmaceutical and Biotechnology
- Chemical
- Cosmetics & Personal Care
- Education & Academics
- Food & Beverage
- Medical
- Oil & Gas
- Pharmaceutical
- Powders & Pigments / Coating
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