- Refrigeration Equipment
- AC and Heating Equipment
- Indoor Air Quality
- Food Service
- Compressors
- Motors and Accessories
- Refrigerants and Chemicals
-
Controls and Electrical
- Thermostat
- Commercial Building
- Defrost Termination-Freeze Protection-Fan Switches
- Detector
- Electrical Devices and Accessories
- Flow Switch-Current Sensors
- Heating
- Humidity
- Motor Drives
- Pneumatic
- Pressure
- Supermarket Controls and Parts
- Temperature
- Timer
- Water Regulating Valve
- Zone Control and Wireless
-
Float Switch
-
Security Camera
- Parts and Components
- Supplies and Service
- Retired and Closeouts
- New and Featured
- Job List Builder
Product Categories
-
Product Categories
- Refrigeration Equipment
- AC and Heating Equipment
- Indoor Air Quality
- Food Service
- Compressors
- Motors and Accessories
- Refrigerants and Chemicals
- Adhesives-Threadlock View
- Coil Cleaner View
- Coil Coating View
- Coil Degreaser View
- Degreaser View
- Electric Contact Cleaner View
- Food Grade Silicone View
- Glycols View
- Leak Detection View
- Leak Sealant View
- Lubricants View
- Pump Protector View
- Refrigerant Treatments View
- Solvent View
- Wasp and Hornet Spray View
- Zinc Spray View
- Controls and Electrical
- Thermostat
- Commercial Building
- Defrost Termination-Freeze Protection-Fan Switches
- Detector
- Electrical Devices and Accessories
- Flow Switch-Current Sensors
- Heating
- Humidity
- Motor Drives
- Pneumatic
- Pressure
- Supermarket Controls and Parts
- Temperature
- Timer
- Water Regulating Valve
- Zone Control and Wireless
- Float Switch
- Security Camera
- Parts and Components
- Supplies and Service
- Retired and Closeouts
- New and Featured
- Job List Builder
-
New & Featured
Shopping Made Easy
Tools for Every Job
Contractor Spotlight
Tools
Subscriptions
Credit Account
- All Brands
- Copeland
- Sporlan
- Heatcraft
- Arcoaire
- Bohn
- IRP
- National Refrigerants
- NRP
- Sea Breeze
Catalog pricing shown. Please Sign In to see your pricing.
3220450
3220450
Pressure relief valve, 9/32" port, 1/2" MPT inlet x 5/8" FL outlet, 450 psig
- Vendor Name:
- Sherwood Valve
- URI Part Number:
- 3220450
- Vendor Part Number:
- 3220-450
- Length (In.):
- 4.20
- Width (In.):
- 2.10
- Height (In.):
- 2.00
- Shipping Weight (Lbs.):
- 0.6
- Connection Size Inlet (In.):
- 1/2
- Connection Size Outlet (In.):
- 5/8
- Connection Type:
- MPT x SAE, 90°
- Note 1:
- To center of flare fitting
- Overall Length (In.):
- 2.84
- Pressure Setting (psig):
- 450
These valves have been designed, constructed and rated in accordance with ANSI/ASHRAE 15 Standard Safety Code for MechanicalRefrigeration and the Canadian Standards Association. Each valve is stamped U.V./N.B. to indicate national board certifications as tocapacities.
These A Series pressure relief valves are all Teflon seated, permitting their use in applications of either high or low temperatures.
- Brass body, Teflon seat
- Minimum temperature: -40°F
- Stainless steel spring
- Maximum temperature: 325°F
IMPORTANT
A pressure relief valve is installed in a refrigeration system primarily to protect the receiver. Since it is not intended to be an overload or high pressure cutout, we recommend that the pressure relief valve be set at the working pressure marked on the receiver.