NSN 4820-01-198-4203
Relief Valve
About this product
Steel, federal standard 66, aisi 316/sae 30316 body material, straight thru body style, steel, federal standard 66, aisi 316/sae 30316 stem material, tempurature rating: 125.0 degrees fahrenheit.
Manufacturer part number 5189443 for national stock number 4820011984203.
Datasheet
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Product description
Pressure And Temperature Relief Valve NSN 4820-01-198-4203.
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MPN or Model
5189443
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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, federal standard 66, aisi 316/sae 30316 -
Body Style
Straight thru -
Stem Material
Steel, federal standard 66, aisi 316/sae 30316 -
Tempurature Rating
125.0 degrees fahrenheit -
Media For Which Designed
Hydraulic fluid, silicate-ester base -
First End Connection Type
Threaded internal boss -
First End Style Designator
Swivel nut, gasket seal -
First End Thread Class
3b -
First End Thread Direction
Right-hand -
Second End Relationship With First End
Not identical -
Second End Connection Type
Threaded external boss -
Second End Style Designator
Flared -
Second End Thread Class
3a -
Second End Thread Direction
Right-hand -
Seat Material
Steel, federal standard 66, aisi 316/sae 30316 -
Face To Face Distance
2.890 inches -
Flow Control Device
Disk, flat -
End Connection Quantity
2 -
Opening Pressure Setting
80.0 pounds per square inch -
Valve Discharge Flow Rate
10.0 gallons per minute -
Tempurature Adjustability
Not adjustable -
Tempurature Control Device Type
Thermostatic -
First End Thread Series Designator
Unjf -
First End Thread Size
0.750 inches -
Second End Thread Size
0.750 inches -
Second End Thread Series Designator
Unj
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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 4820-01-198-4203 pressure and temperature relief valveManufacturer Part Numbers and Alternates
MPN manufacturer part number | Registrant or Supplier |
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5189443 | Naval Sea Systems Command |
H776A | Ausco,inc. |
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