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Safety Relief Valve NSN 4820-01-322-2113

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 4820-01-322-2113 NSN: 4820-01-322-2113

Features and Characteristics

Thread Direction
Right-hand 1st end
Flow Control Device
Poppet
Renewable Seat Ring Type
Pressed-in
Maximum Operating Temp
450.0 degrees fahrenheit single response
Connection Style
G46b plain (pipe) 1st end
Valve Operation Method
Automatic
Connection Type
Threaded external pipe 1st end
Features Provided
Pressure tight outlet side
Maximum Operating Pressure
200.0 pounds per square inch single response
Thread Size
0.250 inches 1st end
Opening Pressure Setting
0.8 pounds per square inch
Special Features
Inline popoff
Material
Rubber silicone class q packing
Media For Which Designed
Oxygen, gaseous 3rd response
Style Designator
Err-090
Thread Series Designator
Npt 1st end
FSC
4820 Nonpowered Valves
NIIN
013222113
NSN
4820013222113

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
721966
Cage Code:
05869
Status:
A
MSDS:
Part Number:
524B-2M-8
Cage Code:
91816
Status:
A
MSDS:
Part Number:
721966-1
Cage Code:
05869
Status:
A
MSDS:
Part Number:
524B-2M-08
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 4820-01-322-2113
What are the manufacturers of nsn 4820013222113?
Does this nsn 4820013222113 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820013222113
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 4820013222113 contain any precious metals?
No precious metal content.
Does nsn 4820013222113 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820013222113?
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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  •   Quality Inspected Parts
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