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Connection Style Connection Style |
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| Push to Connect | Threaded |
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| Barbed |
For Use With For Use With |
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Orifice Diameter Orifice Diameter |
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Body Material Body Material |
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Maximum Pressure Maximum Pressure |
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Air Flow Air Flow |
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Water Flow Water Flow |
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How to 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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Push-to-Connect Flow-Control Orifices
NPT Male × Push to Connect
Push to Connect × Push to Connect
Push tubing into these orifices, and an internal ring holds them in place. They're for use with plastic and soft metal tubing. Also known as flow restrictors and precision orifice valves, they are used to throttle, vent, bleed, or regulate the flow of liquids and gases.
For technical drawings and 3-D models, click on a part number.
Acetal Plastic Body
- For Use With: Air, Water
- Max. Pressure: Not Rated
Available Orifice Diameters | ||
|---|---|---|
| Orifice Dia. | Water Flow | Air Flow |
| 0.01" | 0.016 gpm @ 40 psi | 0.1 scfm @ 40 psi |
| 0.016" | 0.035 gpm @ 40 psi | 0.2 scfm @ 40 psi |
| 0.018" | 0.046 gpm @ 40 psi | 0.2 scfm @ 40 psi |
| 0.02" | 0.056 gpm @ 40 psi | 0.3 scfm @ 40 psi |
| 0.021" | 0.061 gpm @ 40 psi | 0.3 scfm @ 40 psi |
| 0.023" | 0.076 gpm @ 40 psi | 0.4 scfm @ 40 psi |
| 0.024" | 0.082 gpm @ 40 psi | 0.4 scfm @ 40 psi |
| 0.025" | 0.089 gpm @ 40 psi | 0.5 scfm @ 40 psi |
| 0.026" | 0.101 gpm @ 40 psi | 0.5 scfm @ 40 psi |
| 0.028" | 0.114 gpm @ 40 psi | 0.6 scfm @ 40 psi |
| 0.029" | 0.12 gpm @ 40 psi | 0.6 scfm @ 40 psi |
| 0.032" | 0.152 gpm @ 40 psi | 0.7 scfm @ 40 psi |
| 0.033" | 0.158 gpm @ 40 psi | 0.8 scfm @ 40 psi |
| 0.035" | 0.177 gpm @ 40 psi | 0.9 scfm @ 40 psi |
| 0.038" | 0.202 gpm @ 40 psi | 1.1 scfm @ 40 psi |
| 0.04" | 0.228 gpm @ 40 psi | 1.2 scfm @ 40 psi |
| 0.042" | 0.247 gpm @ 40 psi | 1.3 scfm @ 40 psi |
| 0.047" | 0.304 gpm @ 40 psi | 1.6 scfm @ 40 psi |
| 0.052" | 0.373 gpm @ 40 psi | 2 scfm @ 40 psi |
| 0.055" | 0.43 gpm @ 40 psi | 2.2 scfm @ 40 psi |
| 0.063" | 0.557 gpm @ 40 psi | 2.8 scfm @ 40 psi |
| 1/8" | 2.34 gpm @ 40 psi | 11.9 scfm @ 40 psi |
Brass Body
- For Use With: Air, Oil, Water
- Max. Pressure: Not Rated
Available Orifice Diameters | ||
|---|---|---|
| Orifice Dia. | Water Flow | Air Flow |
| 0.01" | 0.016 gpm @ 40 psi | 0.1 scfm @ 40 psi |
| 0.016" | 0.035 gpm @ 40 psi | 0.2 scfm @ 40 psi |
| 0.018" | 0.046 gpm @ 40 psi | 0.2 scfm @ 40 psi |
| 0.02" | 0.056 gpm @ 40 psi | 0.3 scfm @ 40 psi |
| 0.021" | 0.061 gpm @ 40 psi | 0.3 scfm @ 40 psi |
| 0.023" | 0.076 gpm @ 40 psi | 0.4 scfm @ 40 psi |
| 0.024" | 0.082 gpm @ 40 psi | 0.4 scfm @ 40 psi |
| 0.025" | 0.089 gpm @ 40 psi | 0.5 scfm @ 40 psi |
| 0.026" | 0.101 gpm @ 40 psi | 0.5 scfm @ 40 psi |
| 0.028" | 0.114 gpm @ 40 psi | 0.6 scfm @ 40 psi |
| 0.029" | 0.12 gpm @ 40 psi | 0.6 scfm @ 40 psi |
| 0.032" | 0.152 gpm @ 40 psi | 0.7 scfm @ 40 psi |
| 0.033" | 0.158 gpm @ 40 psi | 0.8 scfm @ 40 psi |
| 0.035" | 0.177 gpm @ 40 psi | 0.9 scfm @ 40 psi |
| 0.038" | 0.202 gpm @ 40 psi | 1.1 scfm @ 40 psi |
| 0.04" | 0.228 gpm @ 40 psi | 1.2 scfm @ 40 psi |
| 0.042" | 0.247 gpm @ 40 psi | 1.3 scfm @ 40 psi |
| 0.047" | 0.304 gpm @ 40 psi | 1.6 scfm @ 40 psi |
| 0.052" | 0.373 gpm @ 40 psi | 2 scfm @ 40 psi |
| 0.055" | 0.43 gpm @ 40 psi | 2.2 scfm @ 40 psi |
| 0.063" | 0.557 gpm @ 40 psi | 2.8 scfm @ 40 psi |
| Pipe Size | For Tube OD | Lg. | Each | |
NPT Male × Push to Connect | ||||
|---|---|---|---|---|
| 1/4 | 1/4" | 15/16" | 0000000 | 000000 |
Barbed Flow-Control Orifices
NPT Male × Barbed
Barbed × Barbed
Insert the barbed ends of these orifices into rubber and soft plastic tubing, and secure them with a clamp. Also known as flow restrictors and precision orifice valves, they are used to throttle, vent, bleed, or regulate the flow of liquids and gases.
Nylon Plastic Body
- For Use With: Air, Water
- Max. Pressure: 125 psi @ 70° F
- Temperature Range: -40° to 200° F
Available Orifice Diameters | ||
|---|---|---|
| Orifice Dia. | Water Flow | Air Flow |
| 0.01" | 0.016 gpm @ 40 psi | 0.1 scfm @ 40 psi |
| 0.016" | 0.035 gpm @ 40 psi | 0.2 scfm @ 40 psi |
| 0.018" | 0.046 gpm @ 40 psi | 0.2 scfm @ 40 psi |
| 0.02" | 0.056 gpm @ 40 psi | 0.3 scfm @ 40 psi |
| 0.021" | 0.061 gpm @ 40 psi | 0.3 scfm @ 40 psi |
| 0.023" | 0.076 gpm @ 40 psi | 0.4 scfm @ 40 psi |
| 0.024" | 0.082 gpm @ 40 psi | 0.4 scfm @ 40 psi |
| 0.025" | 0.089 gpm @ 40 psi | 0.5 scfm @ 40 psi |
| 0.026" | 0.101 gpm @ 40 psi | 0.5 scfm @ 40 psi |
| 0.028" | 0.114 gpm @ 40 psi | 0.6 scfm @ 40 psi |
| 0.029" | 0.12 gpm @ 40 psi | 0.6 scfm @ 40 psi |
| 0.032" | 0.152 gpm @ 40 psi | 0.7 scfm @ 40 psi |
| 0.033" | 0.158 gpm @ 40 psi | 0.8 scfm @ 40 psi |
| 0.035" | 0.177 gpm @ 40 psi | 0.9 scfm @ 40 psi |
| 0.038" | 0.202 gpm @ 40 psi | 1.1 scfm @ 40 psi |
| 0.04" | 0.228 gpm @ 40 psi | 1.2 scfm @ 40 psi |
| 0.042" | 0.247 gpm @ 40 psi | 1.3 scfm @ 40 psi |
| 0.047" | 0.304 gpm @ 40 psi | 1.6 scfm @ 40 psi |
| 0.052" | 0.373 gpm @ 40 psi | 2 scfm @ 40 psi |
| 0.055" | 0.43 gpm @ 40 psi | 2.2 scfm @ 40 psi |
| 0.063" | 0.557 gpm @ 40 psi | 2.8 scfm @ 40 psi |
| 0.125" | 2.34 gpm @ 40 psi | 11.9 scfm @ 40 psi |
303 Stainless Steel Body
- For Use With: Air, Argon, Coolant, Diesel Fuel, Gasoline, Mineral Oils, Natural Gas, Oil, Oxygen, Steam, Water
- Max. Pressure: 500 psi @ 70° F
- Temperature Range: Not Rated to 500° F
Available Orifice Diameters | ||
|---|---|---|
| Orifice Dia. | Water Flow | Air Flow |
| 0.01" | 0.016 gpm @ 40 psi | 0.3 scfm @ 40 psi |
| 0.016" | 0.035 gpm @ 40 psi | 0.5 scfm @ 40 psi |
| 0.018" | 0.046 gpm @ 40 psi | 0.6 scfm @ 40 psi |
| 0.02" | 0.056 gpm @ 40 psi | 0.6 scfm @ 40 psi |
| 0.021" | 0.061 gpm @ 40 psi | 0.7 scfm @ 40 psi |
| 0.023" | 0.076 gpm @ 40 psi | 0.7 scfm @ 40 psi |
| 0.024" | 0.082 gpm @ 40 psi | 0.7 scfm @ 40 psi |
| 0.025" | 0.089 gpm @ 40 psi | 0.8 scfm @ 40 psi |
| 0.026" | 0.101 gpm @ 40 psi | 0.8 scfm @ 40 psi |
| 0.028" | 0.114 gpm @ 40 psi | 0.9 scfm @ 40 psi |
| 0.029" | 0.12 gpm @ 40 psi | 0.9 scfm @ 40 psi |
| 0.032" | 0.152 gpm @ 40 psi | 1.1 scfm @ 40 psi |
| 0.033" | 0.158 gpm @ 40 psi | 1.1 scfm @ 40 psi |
| 0.035" | 0.177 gpm @ 40 psi | 1.2 scfm @ 40 psi |
| 0.038" | 0.202 gpm @ 40 psi | 1.2 scfm @ 40 psi |
| 0.04" | 0.228 gpm @ 40 psi | 1.3 scfm @ 40 psi |
| 0.042" | 0.247 gpm @ 40 psi | 1.4 scfm @ 40 psi |
| 0.047" | 0.304 gpm @ 40 psi | 1.5 scfm @ 40 psi |
| 0.052" | 0.373 gpm @ 40 psi | 1.6 scfm @ 40 psi |
| 0.055" | 0.43 gpm @ 40 psi | 1.7 scfm @ 40 psi |
| 0.063" | 0.557 gpm @ 40 psi | 2 scfm @ 40 psi |
| 0.125" | 2.34 gpm @ 40 psi | 4 scfm @ 40 psi |
| For Tube ID | Lg. | Each | |
Barbed × Barbed | |||
|---|---|---|---|
| 1/4" | 1 5/16" | 0000000 | 000000 |