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Pressure And Temper Relief Valve NSN 4820-00-079-4372

Item Description

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.

NSN 4820-00-079-4372 NSN: 4820-00-079-4372

Features and Characteristics

Body Material
Aluminum alloy, qq-a-225/6, alloy 2024, t351
Outside Surface Treatment
Passivated
Body Style
Straight thru
Tempurature Rating
275.0 degrees fahrenheit
Media For Which Designed
Hydraulic fluid, phosphate-ester base
Seat Material
Steel, federal standard 66, aisi 440c/sae 51440c
Face To Face Distance
5.850 inches
Flow Control Device
Poppet
Flow Control Device Material
Steel, federal standard 66, aisi 440c/sae 51440c
End Connection Quantity
2
Opening Pressure Setting
3620.0 pounds per square inch
Valve Discharge Flow Rate
36.0 gallons per minute
Bulb Length
0.989 inches
Bulb Diameter
1.625 inches
Tempurature Adjustability
Not adjustable
Fsc Application Data
Aircraft hydraulic vacuum deicing systems
FSC
4820 Nonpowered Valves
NIIN
000794372
NSN
4820000794372

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
1416-1
Cage Code:
06177
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8481400000
  • NAICS: 332911
  • SITC: 74740
  • Description: Safety or relief valves
  • End Use (Code 21180):
    Industrial machines, other

Q & A

Frequently asked questions for NSN 4820-00-079-4372
What are the manufacturers of nsn 4820000794372?
Does this nsn 4820000794372 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820000794372
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.
Does nsn 4820000794372 contain any precious metals?
No precious metal content.
Does nsn 4820000794372 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820000794372?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
16996
FIIG:
A07100
App. Key:
AR
Cond. Code:
1
Status:
A

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