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Inlet Connection
For Use With
Outlet Connection
Body Material
Actuation
Shape
Valve Type
Maximum Temperature
Export Control Classification Number (ECCN)
DFARS Specialty Metals
Overall Length
Minimum Temperature
Air Flow Check Valves
Threaded Female Inlet × Threaded Female Outlet
Push-to-Connect Female
Inlet × Push-to-Connect
Female Outlet
Inlet × Push-to-Connect
Female Outlet
Valves open to allow flow in one direction and close when flow stops or reverses.
Valves with push-to-connect ports are for use with plastic or soft metal tubing. Insert tubing into the port.
Flow coefficient (Cv) is a measurement that indicates how much airflow can pass through a valve.
NPT Female Inlet × NPT Female Outlet
Overall | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Inlet Pipe Size  | Outlet Pipe Size | Min. Flow Rate, scfm | Max. Flow Rate, scfm | Max. Pressure, psi | Min. Opening Pressure, psi | Temp. Range, °F | Lg. | Dia. | Each | |
316 Stainless Steel Body | ||||||||||
| 1/8 | 1/8 | 0 | 0.67 | 580 | 7 | 0° to 355° | 1 15/16" | 7/8" | 0000000 | 0000000 |
| 1/4 | 1/4 | 0 | 0.67 | 580 | 7 | 0° to 355° | 2 1/8" | 7/8" | 0000000 | 000000 |
| 3/8 | 3/8 | 0 | 0.67 | 580 | 7 | 0° to 355° | 2 11/16" | 1 1/8" | 0000000 | 000000 |
UNF Female Inlet × UNF Female Outlet
Overall | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Inlet Thread Size | Outlet Thread Size | Flow Coefficient (Cv) | Max. Flow Rate, scfm | Max. Pressure, psi | Min. Opening Pressure, psi | Temp. Range, °F | Lg. | Dia. | Each | |
Brass Body | ||||||||||
| 10-32 | 10-32 | 0.09 | 9.5 | 125 | 0.1 | -20° to 160° | 13/16" | 5/16" | 0000000 | 00000 |
Push-to-Connect Female Inlet × Push-to-Connect Female Outlet
Overall | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| For Inlet Tube OD | For Outlet Tube OD | Flow Coefficient (Cv) | Max. Pressure, psi | Min. Opening Pressure, psi | Temp. Range, °F | Lg. | Dia. | Color | Each | |
Nylon Plastic Body | ||||||||||
| 5/32" | 5/32" | 0.14 | 145 | 7 | 32° to 158° | 1 1/2" | 5/8" | Black | 000000 | 000000 |
| 1/4" | 1/4" | 0.16 | 145 | 7 | 32° to 158° | 1 5/8" | 3/4" | Black | 000000 | 00000 |
| 5/16" | 5/16" | 0.93 | 145 | 7 | 32° to 158° | 2 1/16" | 3/4" | Black | 000000 | 00000 |
| 3/8" | 3/8" | Not Rated | 145 | 7 | 32° to 158° | 2 1/2" | 15/16" | Black | 000000 | 00000 |
| 4mm | 4mm | 0.14 | 145 | 7 | 32° to 158° | 38.1mm | 15.9mm | Black | 000000 | 00000 |
| 6mm | 6mm | 0.16 | 145 | 7 | 32° to 158° | 41.3mm | 15.9mm | Black | 000000 | 00000 |
| 8mm | 8mm | 0.93 | 145 | 7 | 32° to 158° | 51mm | 19mm | Black | 000000 | 00000 |
| 10mm | 10mm | Not Rated | 145 | 7 | 32° to 158° | 63.5mm | 23.8mm | Black | 000000 | 00000 |
| 12mm | 12mm | Not Rated | 145 | 7 | 32° to 158° | 66.7mm | 23.8mm | Black | 000000 | 00000 |
Air Compressor Air Flow Check Valves
Prevent air from escaping an air storage tank when the air compressor is not running. These valves install on the inlet of a tank. They open to allow airflow into the tank and close when flow stops or reverses direction. They have a 1/8 NPT tapped unloader port with removable plug for connecting to a pressure switch.
NPT Female Inlet × NPT Male Outlet
Female Inlet × Male Outlet
| Inlet Pipe Size | Outlet Pipe Size | Max. Flow Rate, scfm | Max. Pressure, psi | Min. Opening Pressure, psi | Temp. Range, °F | Overall Lg. | Hex Size | Each | |
Brass Body | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| 3/8 | 1/2 | 20 | 450 | 3 | -15° to 400° | 2 11/16" | 7/8" | 0000000 | 000000 |
| 1/2 | 1/2 | 20 | 450 | 3 | -15° to 400° | 2 15/16" | 1" | 0000000 | 00000 |
| 3/4 | 3/4 | 30 | 450 | 3 | -15° to 400° | 2 3/4" | 1 3/16" | 0000000 | 00000 |
| 3/4 | 1 | 60 | 450 | 3 | -15° to 400° | 3 11/16" | 1 5/16" | 0000000 | 00000 |
| 1 | 1 | 60 | 450 | 3 | -15° to 400° | 4 1/8" | 1 1/2" | 0000000 | 00000 |
| 1 1/4 | 1 1/4 | 130 | 450 | 3 | -15° to 400° | 4 7/16" | 1 7/8" | 0000000 | 00000 |
Tube Compression Female Inlet × NPT Male Outlet
