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Safety Relief Valve NSN 4820-00-054-8343

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 4820-00-054-8343 NSN: 4820-00-054-8343

Features and Characteristics

Pipe Size Accommodated
0.125 inches 1st end
Thread Direction
Right-hand 1st end
Flow Control Device
Disk
Disk Loading Method
Spring
Maximum Operating Temp
450.0 degrees fahrenheit single response
Connection Style
Plain (pipe) 1st end
Valve Operation Method
Automatic
Connection Type
Threaded external pipe 1st end
Features Provided
Pressure tight outlet side
Adjustable Pressure Range
+29.0 to 72.0 pounds per square inch
Maximum Operating Pressure
200.0 pounds per square inch single response
Thread Size
0.125 inches 1st end
Opening Pressure Setting
30.0 pounds per square inch
Special Features
Flow control device silicone disk seating surface
Material
Aluminum alloy
Media For Which Designed
Oxygen, gaseous 2nd response
Surface Treatment
Anodize
Style Designator
Straight thru
Thread Series Designator
Npt 1st end
FSC
4820 Nonpowered Valves
NIIN
000548343
NSN
4820000548343

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
013-1294-00
Cage Code:
13499
Status:
A
MSDS:
Part Number:
524A-1M-30
Cage Code:
91816
Status:
A
MSDS:
Part Number:
013-1294-000
Cage Code:
95105
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 4820-00-054-8343
What are the manufacturers of nsn 4820000548343?
Does this nsn 4820000548343 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820000548343
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 4820000548343 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820000548343 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820000548343?
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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