How to Identify and Measure Fittings
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Low-Pressure Brass and Bronze Threaded Pipe Fittings
Use these fittings in low-pressure flow applications. They have good corrosion resistance. Fittings rated for use with drinking water meet NSF/ANSI 61 safety standards.
For technical drawings and 3-D models, click on a part number.

- For Use With: Air, Drinking Water, Natural Gas, Oil
- Pressure Class: 125
- Specifications Met:
NPT: ASME B1.20.1, ASME B16.15, NSF/ANSI 61
BSPT: ASME B16.15, ASME BS21, ASTM B584, NSF/ANSI 61 - Pipe Nipples and Pipe: Use Schedule 40 brass
- Flanges: Use Class 150 brass
Pipe Size | Plug Construction | Max. Pressure | Material | Each | |
NPT Male | |||||
---|---|---|---|---|---|
1/2 | Solid | 200 psi @ 72° F | Brass | 00000000 | 000000 |
3/4 | Solid | 200 psi @ 72° F | Brass | 00000000 | 00000 |
1 | Solid | 200 psi @ 72° F | Brass | 00000000 | 00000 |
1 1/4 | Solid | 200 psi @ 72° F | Brass | 00000000 | 00000 |
1 1/2 | Solid | 200 psi @ 72° F | Brass | 00000000 | 00000 |
2 | Solid | 200 psi @ 72° F | Brass | 00000000 | 00000 |
2 1/2 | Solid | 200 psi @ 72° F | Brass | 00000000 | 000000 |
3 | Solid | 200 psi @ 72° F | Brass | 00000000 | 000000 |
4 | Solid | 200 psi @ 72° F | Brass | 00000000 | 000000 |
BSPT Male | |||||
3/4 | Solid | 200 psi @ 72° F | Brass | 00000000 | 00000 |
1 | Solid | 200 psi @ 72° F | Brass | 00000000 | 00000 |
1 1/2 | Solid | 200 psi @ 72° F | Brass | 00000000 | 00000 |
2 | Solid | 200 psi @ 72° F | Brass | 00000000 | 00000 |
Low-Pressure Brass Threaded Pipe Fittings with Sealant
The male threads on these fittings have a sealant applied for extra protection against leaks. Also known as Pressure Class 125 fittings, they are built for use in low-pressure applications. They are brass for good corrosion resistance.
For technical drawings and 3-D models, click on a part number.

- For Use With: Air, Drinking Water, Natural Gas, Oil, Water
- Pressure Class: 125
- Pipe Nipples and Pipe: Use Schedule 40 brass
- Flanges: Use Class 150 brass