Matching Flow Diagrams to Replace an Air Directional Control Valve
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Choosing an Air Directional Control Valve
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Choosing an Electrical Switch
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Flush-Mount 19 mm Panel-Mount Push-Button Switches

Because these switches mount flush against a panel, they're easy to clean and hard to damage. They're rated IP67 for protection from temporary submersion.
For technical drawings and 3-D models, click on a part number.
No. of Circuits Controlled | Switch Starting Position | Switch Action | No. of Terminals | Industry Designation | Switching Current @ Voltage | Max. Voltage | Dia. | Dp. Behind Panel | Quick-Disconnect Tab Wd. | Environmental Rating | Each | |
Stainless Steel Base with Quick-Disconnect Terminals | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
1 | 1 Off (Normally Open) or 1 On (Normally Closed) | Springs Back (Momentary) | 3 | SPDT | 5 A @ 250 V AC/30 V DC | 30V DC 250V AC | 7/8" | 1 5/16" | 0.11" | IP40, IP67, IK08 | 0000000 | 000000 |
Low-Voltage 19 mm Panel-Mount Push-Button Switches

Operate low-voltage devices that require less than 48 volts, such as doorbells and buzzers. These switches have one input terminal and three output terminals to control up to three devices at once.
For technical drawings and 3-D models, click on a part number.
No. of Circuits Controlled | Switch Starting Position | Switch Action | No. of Terminals | Industry Designation | Actuator Color | Switching Current @ Voltage | Max. Voltage | Dia. | Dp. Behind Panel | Each | |
Metal Base with Screw Terminals | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Snap In | |||||||||||
1 | 1 Off (Normally Open) | Springs Back (Momentary) | 4 | SPST-NO | Black | 4 A @ 24 V AC, 1 A @ 24 V DC | 48V AC 48V DC | 1" | 1 1/16" | 00000000 | 000000 |
3/4" Panel-Mount Key Switches



Prevent accidental activation and limit access—these switches require a key to turn circuits on or off. All fit into a standard panel cutout.
Keyed alike switches all open with the same key.
Keyed differently switches each open with a unique key.
Keyed differently/master keyed switches are keyed differently but can be used with a master key (sold separately).
For technical drawings and 3-D models, click on a part number.
Switches | Replacement Keys | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
No. of Circuits Controlled | Switch Starting Position | Switch Action | No. of Terminals | Industry Designation | Switching Current @ Voltage | Max. Voltage | Dia. | Dp. Behind Panel | No. of Keys Included | Key Removal Position | Each | Each | ||
2 Position with Metal Base | ||||||||||||||
Keyed Alike with Screw Terminals | ||||||||||||||
1 | 1 Off (Normally Open) | Springs Back (Momentary) | 2 | SPST-NO | 6 A @ 120 V AC | 240V AC | 7/8" | 1 3/4" | 2 | Center | 0000000 | 000000 | 0000000 | 00000 |
1 | 1 Off (Normally Open) | Stays Switched (Maintained) | 2 | SPST-NO | 6 A @ 120 V AC | 240V AC | 7/8" | 1 1/2" | 2 | Center | 0000000 | 00000 | 0000000 | 0000 |
1 | 1 Off (Normally Open) | Stays Switched (Maintained) | 2 | SPST-NO | 6 A @ 120 V AC | 240V AC | 7/8" | 1 1/2" | 2 | Center, Right | 0000000 | 00000 | 0000000 | 0000 |
Keyed Alike with Tab Terminals | ||||||||||||||
1 | 1 Off (Normally Open) or 1 On (Normally Closed) | Stays Switched (Maintained) | 3 | SPDT | 4 A @ 125 V AC/24 V DC | 28V DC 125V AC | 7/8" | 1 1/16" | 2 | Center | 0000000 | 00000 | 000000 | 0000 |
1 | 1 Off (Normally Open) or 1 On (Normally Closed) | Stays Switched (Maintained) | 3 | SPDT | 4 A @ 125 V AC/24 V DC | 28V DC 125V AC | 7/8" | 1 1/16" | 2 | Center, Right | 0000000 | 00000 | 000000 | 0000 |
2 | 2 Off (Normally Open) or 2 On (Normally Closed) | Stays Switched (Maintained) | 6 | DPDT | 4 A @ 125 V AC/24 V DC | 28V DC 125V AC | 7/8" | 1 1/16" | 2 | Center | 0000000 | 00000 | 000000 | 0000 |
2 | 2 Off (Normally Open) or 2 On (Normally Closed) | Stays Switched (Maintained) | 6 | DPDT | 4 A @ 125 V AC/24 V DC | 28V DC 125V AC | 7/8" | 1 1/16" | 2 | Center, Right | 0000000 | 00000 | 000000 | 0000 |
Keyed Alike with Wire Leads | ||||||||||||||
1 | 1 Off (Normally Open) | Springs Back (Momentary) | 2 | SPST-NO | 7 A @ 28 V DC/28 V AC | 28V DC 28V AC | 7/8" | 1 1/8" | 2 | Center | 00000000 | 00000 | 00000000 | 0000 |
1 | 1 Off (Normally Open) | Stays Switched (Maintained) | 2 | SPST-NO | 7 A @ 28 V DC/28 V AC | 28V DC 28V AC | 7/8" | 1 1/8" | 2 | Center, Right | 0000000 | 00000 | 0000000 | 0000 |
Keyed Differently with Wire Leads | ||||||||||||||
1 | 1 Off (Normally Open) | Springs Back (Momentary) | 2 | SPST-NO | 7 A @ 28 V DC/28 V AC | 28V DC 28V AC | 7/8" | 1 1/8" | 2 | Center | 00000000 | 00000 | 00000000 | 0000 |
1 | 1 Off (Normally Open) | Stays Switched (Maintained) | 2 | SPST-NO | 7 A @ 28 V DC/28 V AC | 28V DC 28V AC | 7/8" | 1 1/8" | 2 | Center, Right | 0000000 | 00000 | 0000000 | 0000 |
Switches | Master Keys | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
No. of Circuits Controlled | Switch Starting Position | Switch Action | No. of Terminals | Industry Designation | Switching Current @ Voltage | Max. Voltage | Dia. | Dp. Behind Panel | No. of Keys Included | Key Removal Position | Each | Each | ||
2 Position with Metal Base | ||||||||||||||
Keyed Differently/Master Keyed with Wire Leads | ||||||||||||||
1 | 1 Off (Normally Open) | Springs Back (Momentary) | 2 | SPST-NO | 7 A @ 28 V DC/28 V AC | 28V DC 28V AC | 7/8" | 1 1/8" | 2 | Center | 00000000 | 000000 | 00000000 | 00000 |
1 | 1 Off (Normally Open) | Stays Switched (Maintained) | 2 | SPST-NO | 7 A @ 28 V DC/28 V AC | 28V DC 28V AC | 7/8" | 1 1/8" | 2 | Center, Right | 0000000 | 00000 | 0000000 | 0000 |
No. of Circuits Controlled | Switch Starting Position | Switch Action | No. of Terminals | Industry Designation | Switching Current @ Voltage | Max. Voltage | Dia. | Dp. Behind Panel | No. of Keys Included | Key Removal Position | Each | |
3 Position with Metal Base | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Keyed Alike with Tab Terminals | ||||||||||||
1 | 1 Off (Normally Open) or 1 On (Normally Closed) | Stays Switched (Maintained) | 3 | SPST-NO | 4 A @ 125 V AC/24 V DC | 28V DC 125V AC | 7/8" | 1 1/16" | 2 | Left, Center, Right | 0000000 | 000000 |
1 | 1 Off (Normally Open) or 1 On (Normally Closed) | Stays Switched (Maintained) | 4 | SPST-NO | 4 A @ 125 V AC/24 V DC | 28V DC 125V AC | 7/8" | 1 1/16" | 2 | Center | 0000000 | 00000 |
2 | 2 Off (Normally Open) or 2 On (Normally Closed) | Stays Switched (Maintained) | 8 | DPDT | 4 A @ 125 V AC/24 V DC | 28V DC 125V AC | 7/8" | 1 1/16" | 2 | Center | 0000000 | 00000 |
Washdown 3/4" Panel-Mount Key Switches


Rated NEMA 4 or IP66, these switches are protected from washdowns. They require a key to turn circuits on or off, limiting access to sensitive equipment. All fit into a standard panel cutout.
Keyed alike switches all open with the same key.
Keyed differently switches each open with a unique key.
For technical drawings and 3-D models, click on a part number.
Key Switches | Replacement Keys | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
No. of Circuits Controlled | Switch Starting Position | Switch Action | No. of Terminals | Industry Designation | Switching Current @ Voltage | Max. Voltage | Dia. | Dp. Behind Panel | No. of Keys Included | Key Removal Position | Environmental Rating | Each | Each | ||
2 Position with Metal Base | |||||||||||||||
Keyed Alike with Screw Terminals | |||||||||||||||
2 | 1 Off (Normally Open) and 1 On (Normally Closed) | Stays Switched (Maintained) | 4 | DPST-1NO/1NC | 10 A @ 300 V AC/24 V DC | 24V DC 300V AC | 7/8" | 1 7/8" | 2 | Center, Right | NEMA 4, IP66 | 0000000 | 000000 | 000000 | 00000 |
2 | 1 Off (Normally Open) and 1 On (Normally Closed) | Stays Switched (Maintained) | 4 | DPST-1NO/1NC | 20 A @ 240 V AC | 690V AC | 7/8" | 2 5/8" | 2 | Center, Right | IP66 | 00000000 | 00000 | 000000 | 0000 |
Keyed Alike with Tab Terminals | |||||||||||||||
1 | 1 Off (Normally Open) or 1 On (Normally Closed) | Stays Switched (Maintained) | 3 | SPDT | 4 A @ 125 V AC/28 V DC | 28V DC 125V AC | 7/8" | 1 1/4" | 2 | Center, Right | NEMA 4, IP66 | 0000000 | 00000 | 000000 | 0000 |
Keyed Differently with Screw Terminals | |||||||||||||||
2 | 1 Off (Normally Open) and 1 On (Normally Closed) | Stays Switched (Maintained) | 4 | DPST-1NO/1NC | 10 A @ 300 V AC/24 V DC | 24V DC 300V AC | 7/8" | 1 7/8" | 2 | Center, Right | NEMA 4, IP66 | 0000000 | 00000 | 000000 | 00 |
Keyed Differently with Tab Terminals | |||||||||||||||
1 | 1 Off (Normally Open) or 1 On (Normally Closed) | Stays Switched (Maintained) | 3 | SPDT | 4 A @ 125 V AC/28 V DC | 28V DC 125V AC | 7/8" | 1 1/4" | 2 | Center, Right | NEMA 4, IP66 | 0000000 | 00000 | 000000 | 00 |
High-Security 3/4" Panel-Mount Key Switches

With a round key that is difficult to duplicate, these switches provide a higher degree of security than standard key switches.
Keyed alike switches all open with the same key.
Keyed differently switches each open with a unique key.
Keyed differently/master keyed switches are keyed differently but can be used with a master key (sold separately).
For technical drawings and 3-D models, click on a part number.
Switches | ||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Wire Leads | Key | Replacement Keys | ||||||||||||||
No. of Circuits Controlled | Switch Starting Position | Switch Action | No. of Terminals | Industry Designation | Switching Current @ Voltage | Max. Voltage | Dia. | Dp. Behind Panel | No. of | Lg. | No. of Keys Included | Removal Position | Each | Each | ||
2 Position with Metal Base | ||||||||||||||||
Keyed Alike with Wire Leads | ||||||||||||||||
1 | 1 Off (Normally Open) | Stays Switched (Maintained) | 2 | SPST-NO | 7 A @ 28 V DC/28 V AC | 28V DC 28V AC | 7/8" | 1 3/16" | 2 | 10" | 2 | Center, Right | 0000000 | 000000 | 0000000 | 000000 |
Keyed Differently with Wire Leads | ||||||||||||||||
1 | 1 Off (Normally Open) | Stays Switched (Maintained) | 2 | SPST-NO | 7 A @ 28 V DC/28 V AC | 28V DC 28V AC | 7/8" | 1 3/16" | 2 | 10" | 2 | Center, Right | 0000000 | 00000 | 0000000 | 00000 |
Keyed Differently/Master Keyed with Wire Leads | ||||||||||||||||
1 | 1 Off (Normally Open) | Stays Switched (Maintained) | 2 | SPST-NO | 7 A @ 28 V DC/28 V AC | 28V DC 28V AC | 7/8" | 1 3/16" | 2 | 10" | 2 | Center, Right | 0000000 | 00000 | 000000 | 00 |
Master Key | 0000000 | Each | 00000 |
Single-Action Air Directional Control Valves

Manually control these valves by pushing or turning the actuator. Also known as 3-way or 3/2 valves, they create one action, such as extending a cylinder. They direct airflow from the inlet to your equipment and exhaust return airflow to create motion. In the off position, they exhaust air pressure from the system, allowing equipment to reset so the action can be repeated. Valves without an exhaust connection exhaust air to the atmosphere.
Normally closed valves block airflow until actuated.
Valves with hand return actuation stay actuated and go back to their starting position only when you move the actuator again.
Flow coefficient (Cv) is a measurement that indicates how much airflow can pass through a valve. When selecting between valves with the same port size, choose the valve with the higher flow coefficient to ensure it provides enough airflow to operate your system.
For technical drawings and 3-D models, click on a part number.

Overall | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
No. of Flow Ports | For Inlet Tube OD | For Outlet Tube OD | Flow Coefficient (Cv) | Pressure Range, psi | Vacuum Rating | Lg. | Wd. | Ht. | For Panel Cutout Dia. | Mounting Fasteners Included | Max. Flow Rate, scfm @ 100 psi | Each | ||
Normally Closed Flow Positions | ||||||||||||||
Hand Return Actuation | ||||||||||||||
Y | 3 | 4mm | 4mm | 0.18 | 0-145 | Not Rated | 47.6mm | 19mm | 41.3mm | 3/4" | Yes | 5.75 | 0000000 | 000000 |
Y | 3 | 6mm | 6mm | 0.39 | 0-145 | Not Rated | 47.6mm | 19mm | 41.3mm | 3/4" | Yes | 12.77 | 0000000 | 00000 |
Y | 3 | 8mm | 8mm | 0.53 | 0-145 | Not Rated | 54mm | 19mm | 41.3mm | 3/4" | Yes | 16.92 | 0000000 | 00000 |
Y | 3 | 10mm | 10mm | 0.89 | 0-145 | Not Rated | 60.3mm | 22.2mm | 47.6mm | 3/4" | Yes | 28.42 | 0000000 | 00000 |
Two-Speed Two-Action Air Directional Control Valves

Often used to extend and then retract a cylinder at different speeds, these valves create two actions and have two exhaust ports. They direct airflow from the inlet to your equipment and exhaust return airflow to create motion. Also known as 4-way and 5/2 valves.
Valves with threaded exhaust connection type allow you to control the speed of each action by attaching a flow control valve to each exhaust port.
Valves with spring return actuation return to their original position as soon as you release the actuator.
Valves with hand return actuation stay actuated and return to their original position only when you move the actuator again.
Flow coefficient (Cv) is a measurement that indicates how much airflow can pass through a valve. When selecting between valves with the same port size, choose the valve with the higher flow coefficient to ensure it provides enough airflow to operate your system.
For technical drawings and 3-D models, click on a part number.
O'all | |||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
No. of Flow Ports | Inlet Size | Outlet Size | Exhaust Connection Type | Max. Flow Rate, scfm @ 100 psi | Flow Coefficient (Cv) | Pressure Range, psi | Vacuum Rating, in. of Hg | Lg. | Wd. | Ht. | For Panel Cutout Dia. | Mounting Fasteners Included | Each | ||
Threaded Female Inlet × Threaded Female Outlet | |||||||||||||||
Spring Return Actuation | |||||||||||||||
A | 5 | 1/8 NPT | 1/8 NPT | Threaded | 17.5 | 0.5 | 0-145 | Not Rated | 3 3/4" | 1 5/8" | 3 3/4" | 3/4" | No | 0000000 | 0000000 |
Hand Return Actuation | |||||||||||||||
A | 5 | 1/8 NPT | 1/8 NPT | Threaded | 17.5 | 0.5 | 0-145 | Not Rated | 3 3/4" | 1 5/8" | 3 3/4" | 3/4" | No | 0000000 | 000000 |
Two-Speed Two-Action Air Directional Control Valves with Exhausting Shut-Off

In the off position, these valves exhaust all air pressure, allowing the equipment to return to the neutral position. Often used to extend and then retract a cylinder at different speeds, they create two actions and have two exhaust ports, which allows you to control the speed of each action by attaching a flow control valve to each exhaust port. They direct airflow from the inlet to your equipment and exhaust return airflow to create motion. Also known as 4-way and 5/3 exhaust center valves.
Valves with hand return actuation stay actuated and go back to their original position only when you move the actuator again.
Flow coefficient (Cv) is a measurement that indicates how much airflow can pass through a valve. When selecting between valves with the same port size, choose the valve with the higher flow coefficient to ensure it provides enough airflow to operate your system.
For technical drawings and 3-D models, click on a part number.
Overall | |||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
No. of Flow Ports | Inlet Size | Outlet Size | Exhaust Connection Type | Max. Flow Rate, scfm @ 100 psi | Flow Coefficient (Cv) | Pressure Range, psi | Vacuum Rating, in. of Hg | Lg. | Wd. | Ht. | For Panel Cutout Dia. | Mounting Fasteners Included | Each | ||
Threaded Female Inlet × Threaded Female Outlet | |||||||||||||||
Hand Return Actuation | |||||||||||||||
B | 5 | 1/8 NPT | 1/8 NPT | Threaded | 17.5 | 0.5 | 0-145 | Not Rated | 3 3/4" | 1 5/8" | 3 3/4" | 3/4" | No | 0000000 | 0000000 |
Two-Speed Two-Action Air Directional Control Valves with Full Shut-Off

These valves close all ports in the off position to stop equipment in a locked position with air pressure holding it in place. Often used to extend and then retract a cylinder at different speeds, they create two actions and have two exhaust ports, which allows you to control the speed of each action by attaching a flow control valve to each exhaust port. They direct airflow from the inlet to your equipment and exhaust return airflow to create motion. Also known as 4-way and 5/3 closed center valves.
Valves with hand return actuation stay actuated and go back to their original position only when you move the actuator again.
Flow coefficient (Cv) is a measurement that indicates how much airflow can pass through a valve. When selecting between valves with the same port size, choose the valve with the higher flow coefficient to ensure it provides enough airflow to operate your system.
For technical drawings and 3-D models, click on a part number.
O'all | |||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
No. of Flow Ports | Inlet Size | Outlet Size | Exhaust Connection Type | Max. Flow Rate, scfm @ 100 psi | Flow Coefficient (Cv) | Pressure Range, psi | Vacuum Rating, in. of Hg | Lg. | Wd. | Ht. | For Panel Cutout Dia. | Mounting Fasteners Included | Each | ||
Threaded Female Inlet × Threaded Female Outlet | |||||||||||||||
Hand Return Actuation | |||||||||||||||
A | 5 | 1/8 NPT | 1/8 NPT | Threaded | 17.5 | 0.5 | 0-145 | Not Rated | 3 3/4" | 1 5/8" | 3 3/4" | 3/4" | No | 0000000 | 0000000 |
Simultaneous Two-Action Air Directional Control Valves

Also known as 4-way and 5/3 pressure center valves, these valves create two actions at the same time, such as extending two single-acting cylinders at once. They direct airflow from the inlet to your equipment and exhaust return airflow to create motion.
Valves with hand return actuation stay actuated and return to their original position only when you move the actuator again.
Flow coefficient (Cv) is a measurement that indicates how much airflow can pass through a valve.
For technical drawings and 3-D models, click on a part number.
Overall | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
No. of Flow Ports | Inlet Size | Outlet Size | Exhaust Connection Type | Max. Flow Rate, scfm @ 100 psi | Flow Coefficient (Cv) | Pressure Range, psi | Vacuum Rating | Lg. | Wd. | Ht. | For Panel Cutout Dia. | Mounting Fasteners Included | Each | |
Threaded Female Inlet × Threaded Female Outlet | ||||||||||||||
Hand Return Actuation | ||||||||||||||
5 | 1/8 NPT | 1/8 NPT | Threaded | 17.5 | 0.5 | 0-145 | Not Rated | 3 3/4" | 1 5/8" | 3 3/4" | 3/4" | No | 0000000 | 0000000 |
Create-Your-Own Push/Pull Control Cables
Pair these cables with a knob or lever (not included) to operate valves, throttle controls, and HVAC damper controls from a distance. They're flexible for weaving around obstructions.
Panel-mount cables are also known as bulkhead mount cables. They have threaded fittings with hex nuts and washers at each end for mounting through a panel.
For technical drawings and 3-D models, click on a part number.

Thread | Dynamic Load Cap., lbs. | Panel-Mount Cables | |||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Size | Lg. | O'all Lg., ft. | Max. Stroke Lg. | Push | Pull | Bend Radius | Temp. Range, °F | For Panel Cutout Dia. | Fitting Lg. | Each | |
Stainless Steel Cable Core with Plastic Cover | |||||||||||
5/16"-24 | 1 3/16" | 3 | 4" | 140 | 140 | 6" | -65° to 225° | 3/4" | 11 9/16" | 00000000 | 0000000 |
5/16"-24 | 1 3/16" | 6 | 3" | 170 | 170 | 6" | -65° to 225° | 3/4" | 10 1/16" | 00000000 | 000000 |
5/16"-24 | 1 3/16" | 6 | 6" | 80 | 80 | 6" | -65° to 225° | 3/4" | 14 9/16" | 00000000 | 000000 |
3/8"-24 | 1 3/8" | 6 | 4" | 500 | 500 | 6" | -65° to 225° | 3/4" | 12 37/64" | 00000000 | 000000 |
3/8"-24 | 1 3/8" | 6 | 6" | 300 | 300 | 6" | -65° to 225° | 3/4" | 15 37/64" | 00000000 | 000000 |