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Fluid Pressure Regulating Valve NSN 4820-00-989-5446

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 4820-00-989-5446 NSN: 4820-00-989-5446

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Features and Characteristics

Body Material
Brass
Outside Surface Treatment
Any acceptable
Body Style
Straight thru
Furnished Items
Inlet pressure gage and outlet pressure gage
Media For Which Designed
Argon and nitrogen, liquid
First End Connection Type
Threaded internal gas cylinder
First End Style Designator
Swivel nut, gas
First End Thread Size And Series/type Designator
0.965-14 ngo
First End Thread Direction
Left-hand
Second End Relationship With First End
Not identical
Second End Connection Type
Threaded external boss
Second End Style Designator
Swivel nut, flared
Second End Thread Size And Series/type Designator
9/16-18 unf
Second End Thread Class
2a
Second End Thread Direction
Left-hand
Seat Material
Brass
Flow Control Device
Disk, flat, top and bottom guided
Flow Control Device Material
Nonmetallic
End Connection Quantity
2
First End Thread Pitch Diameters
Any acceptable
Outlet Pressure Range
+0.0/+60.0 pounds per square inch
Regulation Type
1st stage automatic, 2nd stage manual
Manual Control Method
Screw
Valve Stem Design
Single seat
Valve Loading Method
Spring
Maximum Inlet Pressure Rating
4000.0 pounds per square inch
Outlet Pressure Accuracy Rating
Not rated
Filter
Included
Unable To Decode
Unable to decode and unable to decode
Unable To Decode
Unable to decode and unable to decode
Tempurature Rating
Between -40.0 degrees fahrenheit and 165.0 degrees fahrenheit
Special Features
16.7cfm, max flow capacity max rated inlet and outletpressure, 40 microns, smalledt particles removed
FSC
4820 Nonpowered Valves
NIIN
009895446
NSN
4820009895446

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
92-3U1
Cage Code:
36517
Status:
A
MSDS:
Part Number:
92-45-590
Cage Code:
36517
Status:
A
MSDS:
Part Number:
3302227
Cage Code:
27372
Status:
A
MSDS:
Part Number:
92-50-590
Cage Code:
27372
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 4820-00-989-5446
What are the manufacturers of nsn 4820009895446?
Does this nsn 4820009895446 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820009895446
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 4820009895446 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820009895446 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820009895446?
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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