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Fluid Pressure Regulating Valve NSN 4820-00-422-1944

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 4820-00-422-1944 NSN: 4820-00-422-1944

Features and Characteristics

Body Material
Steel
Outside Surface Treatment
Painted
Body Style
Straight thru
Stem Material
Steel
Media For Which Designed
Hydraulic oil
First End Connection Type
Plain face flange
First End Style Designator
Plain
First End Flange Shape Style
Rectangular (includes square) w/ bolt holes
First End Flange Thickness
2.375 inches
First End Flange Length
4.000 inches
First End Flange Width
4.000 inches
First End Bolt Hole Quantity
4
First End Bolt Hole Diameter
0.660 inches
Flow Control Device
Disk
Flow Control Device Material
Steel
Outlet Pressure Range
+125.0/+1000.0 pounds per square inch
Regulation Type
Manual single stage
Manual Control Method
Knob
Valve Loading Method
Spring
Filter
Not included
First End Center To Center Distance Between Holes Along Length
2.750 inches
First End Center To Center Distance Between Holes Along Width
2.625 inches
Special Features
Flange face has two 0.875 in. Diameter ports and one 0.250 in. Diameter port; 0-rings are furnished
FSC
4820 Nonpowered Valves
NIIN
004221944
NSN
4820004221944

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
CG-06-B-50
Cage Code:
62983
Status:
A
MSDS:
Part Number:
572254
Cage Code:
62983
Status:
A
MSDS:
Part Number:
CG06B40
Cage Code:
61038
Status:
A
MSDS:
Part Number:
CG06B50
Cage Code:
61038
Status:
A
MSDS:
Part Number:
CG-06-B-4
Cage Code:
32705
Status:
A
MSDS:
Part Number:
345077
Cage Code:
62983
Status:
A
MSDS:
Part Number:
283912
Cage Code:
62983
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 4820-00-422-1944
What are the manufacturers of nsn 4820004221944?
Does this nsn 4820004221944 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820004221944
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 4820004221944 contain any precious metals?
Precious metal content is unknown.
Does nsn 4820004221944 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820004221944?
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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