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Safety Relief Valve NSN 4820-00-779-4832

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 4820-00-779-4832 NSN: 4820-00-779-4832

Features and Characteristics

Thread Direction
Right-hand all ends
Flow Control Device
Poppet
Bonnet Type
Inside spring
Bonnet Attachment Method
Threaded
Disk Loading Method
Spring
Maximum Operating Temp
250.0 degrees fahrenheit single response
Minimum Operating Temp
-20.0 degrees fahrenheit
Connection Style
Plain, optional en (pipe) all ends
Valve Operation Method
Automatic
Connection Type
Threaded internal pipe all ends
Features Provided
Valve stem lock shield
Maximum Operating Pressure
10500.0 pounds per square inch single response
Thread Size
0.500 inches all ends
Opening Pressure Setting
500.0 pounds per square inch
Material
Steel comp 303 body
Material Specification
Fed standard 66 federal standard single material response body
Media For Which Designed
Nitrogen, gaseous 5th response
Style Designator
Straight through note: to be used for valve bodies of one section only.
Thread Series Designator
Npt all ends
FSC
4820 Nonpowered Valves
NIIN
007794832
NSN
4820007794832

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
5349T-4PP(L)-500
Cage Code:
91816
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 4820-00-779-4832
What are the manufacturers of nsn 4820007794832?
Does this nsn 4820007794832 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820007794832
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 4820007794832 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820007794832 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820007794832?
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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