NSN 4820-00-145-5147
Relief Valve
About this product
Raised face slotted eight places.
Manufacturer part number P56-344-400 for national stock number 4820001455147.
Datasheet
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Product description
Pressure And Temperature Relief Valve NSN 4820-00-145-5147.
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MPN or Model
P56-344-400
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Schedule B
8481.40.0000 (Safety or relief valves) -
NMF (National Motor Freight)
127220 - Pressure Reg/red/relief Valves NOI -
Body Material
Steel, stainless, type 303 -
Body Style
Straight thru -
Tempurature Rating
500.0 degrees fahrenheit -
Media For Which Designed
Air or nitrogen, gaseous -
First End Connection Type
Threaded external gas cylinder -
First End Style Designator
Gasket seal -
First End Thread Size And Series/type Designator
0.312-24 unf -
First End Thread Direction
Right-hand -
Second End Relationship With First End
Not identical -
Second End Connection Type
Raised face flange -
Second End Style Designator
Plain -
Second End Raised Face Diameter
Between 0.485 inches and 0.495 inches -
Second End Flange Shape Style
Hexagon w/o bolt holes -
Second End Flange Thickness
Between 0.175 inches and 0.205 inches -
Second End Width Across Flats
0.500 inches -
Flow Control Device
Poppet -
End Connection Quantity
2 -
Valve Discharge Flow Rate
Not rated -
Tempurature Adjustability
Not adjustable
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Pressure And Temperature Relief Valve
A valve designed to release under excessive pressure and/or excessive temperature by opening at a predetermined pressure and/or temperature. Thermostatically operated valves close when the pressure is relieved or the temperature is reduced. Fusible plug valves require replacement of the plug. See also valve, safety relief and valve, regulating. Temperature.
![Mechanic Bill explains Relief Valve](/public/images/billy-thinking.png)
Pricing and Availability
Get a quote for 4820-00-145-5147 pressure and temperature relief valveManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
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P56-344-400 | Circor Aerospace, Inc. |
Stock Check
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