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Safety Relief Valve NSN 4820-00-980-4919

Item Description

A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes valve (1), relief, pressure and temperature.

NSN 4820-00-980-4919 NSN: 4820-00-980-4919

Features and Characteristics

Thread Direction
Right-hand all ends
Flow Control Device
Disk
Bonnet Type
Inside screw
Bonnet Attachment Method
Threaded
Disk Loading Method
Spring
Maximum Operating Temp
500.0 degrees fahrenheit single response
Connection Style
G9 plain, optional en (pipe) all ends
Valve Operation Method
Automatic
Connection Type
Threaded internal pipe all ends
Features Provided
Pressure tight outlet side
Thread Size
0.500 inches all ends
Opening Pressure Setting
15.0 pounds per square inch
Material
Steel comp 303 body
Media For Which Designed
Ethylene glycol 1st response
Style Designator
Err-090
Thread Series Designator
Npt all ends
FSC
4820 Nonpowered Valves
NIIN
009804919
NSN
4820009804919

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
38301-4210
Cage Code:
52253
Status:
A
MSDS:
Part Number:
2-906
Cage Code:
40983
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 4820-00-980-4919
What are the manufacturers of nsn 4820009804919?
Does this nsn 4820009804919 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820009804919
A valve designed to automatically release excessive pressures. it is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. it is not designed for regulation of continuously fluctuating loads. it may be inline or cartridge (manifold) design. excludes valve (1), relief, pressure and temperature.
Does nsn 4820009804919 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820009804919 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820009804919?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
05488
FIIG:
A046B0
App. Key:
AP
Cond. Code:
1
Status:
A

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