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Fluid Pressure Regulating Valve NSN 4820-00-230-2143

Item Description

A valve designed to automatically maintain within close limits a predetermined outlet pressure which may be adjustable within a specified range regardless of the higher fluctuating or constant inlet pressure. It is designed for use with compressed gas(es) and various liquids and may include gauges. It may be inline or cartridge (manifold) design. Excludes regulator, pressure, medical gas administration apparatus; regulator, oxygen, barometric continuous flow; regulator, oxygen demand; regulator, oxygen diluter demand; and valve(1), fluid pressure regulating, aircraft.

NSN 4820-00-230-2143 NSN: 4820-00-230-2143

Features and Characteristics

Body Material
Aluminum alloy, qq-a-225/6, alloy 2024, t4
Outside Surface Treatment
Anodized, mil-a-8625, type 1
Body Style
Angle
First End Connection Type
Threaded internal boss
First End Style Designator
Gasket seal
First End Thread Size And Series/type Designator
7/16-20 unf
First End Thread Class
2b
First End Thread Direction
Right-hand
Second End Relationship With First End
Identical
Third End Relationship With Preceding Ends
Identical with first end
Seat Material
Plastic, polyamide mil-m-20693
Flow Control Device
Poppet
Flow Control Device Material
Steel, federal standard 66, aisi 302/sae 30302
End Connection Quantity
3
Regulation Type
Automatic double stage
Valve Loading Method
Spring
Maximum Inlet Pressure Rating
3000.0 pounds per square inch
Outlet Pressure Setting
590.0 pounds per square inch
Outlet Pressure Accuracy Rating
Not rated
Filter
Not included
Tempurature Rating
Between -54.0 degrees celsius and 71.0 degrees celsius
FSC
4820 Nonpowered Valves
NIIN
002302143
NSN
4820002302143

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
280070-7
Cage Code:
99657
Status:
A
MSDS:
Part Number:
332-2077-070
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: 8481809015
  • NAICS: 332911
  • SITC: 74780
  • Description: Regulator valves, self-operating, for controlling variables such as temperature, pressure, flow and liquid level
  • End Use (Code 21180):
    Industrial machines, other

Q & A

Frequently asked questions for NSN 4820-00-230-2143
What are the manufacturers of nsn 4820002302143?
Does this nsn 4820002302143 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820002302143
A valve designed to automatically maintain within close limits a predetermined outlet pressure which may be adjustable within a specified range regardless of the higher fluctuating or constant inlet pressure. it is designed for use with compressed gas(es) and various liquids and may include gauges. it may be inline or cartridge (manifold) design. excludes regulator, pressure, medical gas administration apparatus; regulator, oxygen, barometric continuous flow; regulator, oxygen demand; regulator, oxygen diluter demand; and valve(1), fluid pressure regulating, aircraft.
Does nsn 4820002302143 contain any precious metals?
No precious metal content.
Does nsn 4820002302143 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820002302143?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
27565
FIIG:
A21100
App. Key:
D
Cond. Code:
2
Status:
A

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