How to Identify and Measure Fittings
Pipe size is an industry designation, not the actual size. View information about how to measure threaded and unthreaded pipe and pipe fittings.
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High-Pressure Brass Threaded Pipe Fittings
These fittings have the strength to handle high-pressure applications. They are brass for good corrosion resistance.
Locknuts thread onto the male end of a fitting to provide extra holding power so the fitting won’t loosen from vibration.
NPTF (Dryseal) threads are compatible with NPT threads.
For technical drawings and 3-D models, click on a part number.
Locknuts
- For Use With: Air, Natural Gas, Oil, Water
| Pipe Size  | Max. Pressure | Each | |
NPTF Female | |||
|---|---|---|---|
| 1 | 1,000 psi @ 72° F | 000000000 | 000000 |