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These valves automatically reduce a high, variable inlet pressure to a lower, stable outlet pressure.
Use this valve in light duty water systems with garden hose thread (GHT) connections.
For a longer service life than brass and cast iron valves, these have a durable bronze body.
A cast iron body absorbs vibration from pressure changes to reduce wear and noise in your pipeline.
Often used in wet conditions and harsh environments, these valves have a 316 stainless steel body for excellent corrosion resistance.
Thicker walls and a 304 stainless steel seal make these valves tougher than brass pressure-regulating valves.
To maintain contaminant-free standards in clean room environments, these valves come cleaned and bagged to Fed. Std. Class 100 and ISO Class 5 clean room standards and have a 316 stainless steel body with a smooth finish to resist dust collection.
Excellent performance at low pressures.
Valves have a brass body and NPT connections.
Often used on dispensers, humidifiers, and fountains, these valves have a 316 stainless steel body that can stand up to deionized water and corrosive conditions.
Hook up these valves to equipment with garden hose thread (GHT) connections.
Withstand more than six times the inlet pressure of standard pressure-regulating valves.
Change outlet pressure without using a gauge—turn the dial to adjust the outlet pressure in 5 or 10 psi increments.
For extremely high-pressure applications in tight spots, these valves handle the same inlet pressures as other ultra-high-pressure-regulating valves within a smaller footprint.
Rated for more than double the temperature of standard pressure-regulating valves, these can withstand temperatures up to 550° F.
Often used for oxygen service and other high-purity applications, these valves are cleaned and bagged to meet CGA G-4.1 standards to prevent contamination.
A 316 stainless steel body provides exceptional corrosion resistance in wet conditions and harsh environments.
For easy panel mounting in your water system, these valves have threads below the adjustment knob and come with a panel-mount nut.
Regulate pressure in air and inert gas systems from your instrument panel—these valves have threads below the adjustment knob and come with a panel-mount nut.
Our smallest pressure-regulating valve.
Maintain contaminant-free standards in clean room environments. These valves come cleaned and bagged to Fed. Spec. Class 100 and ISO Class 5 clean room standards and have a 316 stainless steel body with a smooth finish to resist dust collection.
Often used for pressure-vessel testing and other high-pressure applications, these valves can handle at least seven times the outlet pressure of standard tank-mount pressure-regulating valves.
Designed for nitrogen gas purging in air conditioning, refrigeration, and plumbing systems.
These valves automatically reduce a high inlet pressure from compressed gas tanks to a lower, stable outlet pressure.
Reduce contaminants in gases used in research sample systems, emission monitoring systems, chromatography, and other high-purity applications. These valves have a 316 stainless steel and brass body with a smooth finish to reduce dust collection and internal components designed to protect the seal and diaphragm from contamination.
Commonly used in TIG welding where gas flow/coverage is a concern.
Flowmeters let you see the gas flow rate from a distance.
Valves have NPT connections.
Compression fittings bite down on hard metal and plastic tubing for a tighter seal than push-to-connect fittings.
Push-to-connect fittings form a low-pressure seal around plastic or soft metal tubing.
Install these valves directly in gas distribution pipelines.
For use with acetylene, hydrogen, methane, propane, or propylene gas.
Designed to reduce contaminants in high-purity applications using hydrogen and methane gas, these valves have a stainless steel and brass body with a smooth finish to reduce dust collection and internal components designed to protect the seal and diaphragm from contamination.
Regulate air, gas, and liquid pressure on food, beverage, and pharmaceutical lines with these valves—they’re 3-A certified to meet sanitary design standards.
Body is cast iron.
These valves meet NSF/ANSI 61 for use in drinking water systems.
Choose from valves for liquid argon, liquid nitrogen, liquid carbon dioxide, or liquid oxygen tanks.
For a longer service than cast iron valves, these have a durable bronze body and a 303 stainless steel seal.
Designed to meet 3-A sanitary standards, these valves regulate liquid, gas, and air pressure in hygienic zones of food and beverage plants.
These valves are often used in hydraulic and lubrication systems.
Alter the set pressure to suit your application.
These valves are commonly used with pumps in low-pressure water systems.
Change set pressure without guesswork—the adjustment screw is marked in 25 psi increments for making pressure adjustments without a gauge.
Design a valve specifically for your process media and set pressure. Choose from a valve for air, inert gas, water, hydraulic oil, fuel oil, gasoline, or diesel fuel and a set pressure.
A finely threaded adjustment screw lets you make precise set pressure adjustments.
To gradually relieve pressure in lines for diesel fuel, fuel oil, gasoline, and kerosene, these valves begin opening at the set pressure and fully open at about 10% over the set pressure.
With a three-port design, these valves allow inline flow from the inlet to the outlet during normal conditions and divert flow through the relief port in overpressure conditions. They are often used with feed pumps for fertilizers and bleach.
These valves are often used with catalysts, pH buffers, and electroplating solutions.
Cleaned and bagged for oxygen service and other high-purity applications, these valves are built to withstand the extreme cold of liquid carbon dioxide, liquid nitrogen, and liquid oxygen.
Less than a quarter of the height of standard pressure-relief valves, these are often installed on tanks in low-clearance areas.
For a low-pressure seal around plastic and soft metal tubing, these valves have push-to-connect fittings.
For corrosion resistance in wet conditions and harsh environments, these valves have a 303 stainless steel body. All meet ASME Code Section VIII for use with air and inert gas pressure vessels.
Body is brass or nickel-plated brass. All meet ASME Code Section VIII for use with air and inert gas pressure vessels.
The most basic option for air and inert gas applications.
Attach a pressure gauge to the 1/4 NPT female port on these valves.
Change set pressure to suit your application—this valve includes four interchangeable color-coded springs with different set pressure ranges.
Commonly used with high-volume blowers, compressors, and air-powered conveyors, these valves quickly relieve a large amount of air in systems with a pipe size of 2 or greater. All meet ASME Code Section VIII for use with air and inert gas pressure vessels.
Commonly used with high-volume blowers, compressors, and air-powered conveyors, these valves quickly relieve a large amount of air in systems with a pipe size of 2 or greater.
These valves have a bronze body for durability and a long service life. All meet ASME Code Section VIII for use with air and inert gas pressure vessels.
With a 316 stainless steel body for exceptional corrosion resistance, these valves are often used in wet conditions and harsh environments. All meet ASME Code Section VIII for use with air and inert gas pressure vessels.
Choose these valves for small steam-heating boilers requiring pressure relief between 5 psi and 12 psi.
Also known as T & P valves, these open when water temperature reaches 210° F or at the set pressure.
Protect your water-heating system with these valves that meet ASME Code Section IV for hot water heaters and boilers.
Use these valves with liquid argon, liquid nitrogen, and liquid oxygen.
For use with low-pressure steam-heating boilers requiring pressure relief at 15 psi, these valves meet ASME Code Section IV.
Our only valves that meet ASME Code Section VIII for use with cryogenic pressure vessels. They are for use with argon, carbon dioxide, helium, hydrogen, methane, nitrogen, and oxygen.
These valves meet ASME Code Section VIII for use with water pressure vessels.
These valves meet ASME Code Section I for use with steam power boilers requiring pressure relief above 15 psi.
Install these discs within the bolt circle of ANSI Class 150 flanges.
Also known as fusible plugs, these discs have a metal core that melts at a set temperature to exhaust discharge directly.
Vent gases out of your container without letting dust, oxygen, and other contaminants in.
For a longer service life than brass vacuum-regulating valves, these are made of bronze for strength and durability.
When input pressure varies, use these valves to maintain a consistent pressure.
To set the pressure, unscrew the cap and turn the adjusting screw.
The pressure setting on these valves cannot be adjusted while they are installed.
An external nut lets you adjust the pressure without disassembling the valve.
These valves maintain a consistent pressure in a system when input pressure varies.
Adjust and maintain the pressure of your compressed air.
Cleaned and double bagged in an ISO Class 3 and Fed. Spec. Class 1 clean room for protection from contamination, these regulators are suitable for use in clean rooms.
A lower profile than our other compressed air regulators makes these regulators a better fit in tight spots.
Mount these regulators to a 35 mm DIN rail with the included brackets.
A 316 stainless steel housing allows these regulators to withstand corrosive environments in the semiconductor, marine, chemical, instrumentation, and paper industries.
Use these regulators to adjust and maintain the pressure of your tubing air lines.
An internal check valve permits reverse flow, so these regulators work with double-acting cylinders.
Keep an eye on the output pressure in high-flow applications—these regulators have a display so you can monitor your application locally.
Mount these regulators to a 35 mm DIN rail with the included bracket.
Designed for control applications that require high reliability and repeatability, these regulators translate electrical signals to output pressure.
A pressure-calibrated dial allows for easy adjustments to outlet pressure in high-flow applications.
With a greater flow capacity than our standard precision compressed air regulators, use these regulators to adjust and maintain air pressure in sensitive high-flow applications where constant, consistent pressure is important.
Use a single air supply to meet the pressure requirements of multiple applications—connect one of these manifolds to your air line, and then set a different output pressure for each station.
Connect two or more of these manifold regulators to meet multiple pressure requirements from a single air supply—set a different output pressure with each regulator.
Extend the service life of air-powered tools and equipment by removing particles and water droplets from compressed air.
Replace the filter element in your SMC modular compressed air filter to trap solid particles and water droplets as small as 5 microns.
No need for thread adapters—these filter/regulator/lubricators have an NPT inlet and a BSPP outlet.
With one outlet port before the lubricator and one after, these filter/regulator/lubricators work in systems that require lubrication in some lines but not in others.
An ARO filter, regulator, and lubricator are combined to provide clean, lubricated compressed air at your required pressure.
An SMC filter, regulator, and lubricator are combined to provide clean, lubricated compressed air at your required pressure.
A Norgren filter, regulator, and lubricator are combined to provide clean, lubricated compressed air at your required pressure.
A Parker filter, regulator, and lubricator are combined to provide clean, lubricated compressed air at your required pressure.
A Festo filter, regulator, and lubricator are combined to provide clean, lubricated compressed air at your required pressure.
A Wilkerson filter, regulator, and lubricator are combined to provide clean, lubricated compressed air at your required pressure.
An ASCO Numatics filter, regulator, and lubricator are combined to provide clean, lubricated compressed air at your required pressure.
An oil filter and regulator joined top-to-bottom, these filter/regulators fit in the same space as a filter alone.
Two-stage filtration is like getting two filters in one—the first stage removes large particles, while the second removes fine particles.
No need for thread adapters—these filter/regulators have an NPT inlet and a BSPP outlet.
Mount these filter/regulators to a 35 mm DIN rail with the included brackets.
With ±0.2 psi accuracy, these filter/regulators provide more precise control than our other compressed air filter/regulators.
Assembled, inspected, and packaged in a clean environment, these filter/regulators come sealed in antistatic double bags.
A filter and regulator joined top-to-bottom, these filter/regulators fit in the same space as a filter alone.
A stainless steel housing and bowl allow these filter/regulators to withstand corrosive environments in the semiconductor, marine, chemical, instrumentation, and paper industries.
Prevent accidental start-up when servicing equipment.
Also known as Monday-morning valves, these valves slowly introduce pressure to reduce surge damage during start-up.
Integral shutoff valves isolate flow for inline maintenance, and a top-entry cover provides easy access to internal components.
Prevent dirty, contaminated water from backing up into your garden hose line—install these valves between a faucet and a garden hose.
Rated for 12 times the pressure of standard vacuum-breaking valves, these can handle up to 1,500 psi. Connections are NPT.
Attach these valves with NPT connections to threaded pipe.
Commonly used with irrigation systems and laboratory equipment, these valves have NPT connections.
Solder these valves to copper tubing for a permanent, leak-tight connection.
Insert unthreaded pipe into the socket ends and bond with primer and cement to create a permanent, leak-tight connection. These valves meet NSF/ANSI 61, which means they’re safe to use with drinking water systems.
Stop backward flow in outdoor faucets with garden hose thread (GHT) outlets.