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Fluid Pressure Regulating Valve NSN 4820-01-421-6828

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 4820-01-421-6828 NSN: 4820-01-421-6828

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Features and Characteristics

Body Material
Copper alloy
First End Flange Outside Diameter
4.625 inches
Body Style
Straight thru
Media For Which Designed
Air
First End Connection Type
Plain face flange
First End Style Designator
Plain
First End Flange Shape Style
Round w/ bolt holes
First End Flange Thickness
0.406 inches
First End Bolt Hole Quantity
4
First End Bolt Hole Diameter
0.625 inches
First End Bolt Circle Diameter
3.500 inches
Second End Relationship With First End
Identical
Seat Material
Steel, corrosion resisting
Face To Face Distance
6.688 inches
Flow Control Device
Disk
Flow Control Device Material
Steel, corrosion resisting
End Connection Quantity
2
Regulation Type
Manual single stage
Manual Control Method
Wheel
Valve Loading Method
Spring
Filter
Not included
End Application
Strategic sealift conversion ships class
FSC
4820 Nonpowered Valves
NIIN
014216828
NSN
4820014216828

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
11/4AAF-AIR
Cage Code:
32869
Status:
A
MSDS:
Part Number:
11/4AAF-150-AIR
Cage Code:
32869
Status:
A
MSDS:
Part Number:
25366A
Cage Code:
32869
Status:
A
MSDS:
Part Number:
13687-C
Cage Code:
32869
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 4820-01-421-6828
What are the manufacturers of nsn 4820014216828?
Does this nsn 4820014216828 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820014216828
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 4820014216828 contain any precious metals?
No precious metal content.
Does nsn 4820014216828 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820014216828?
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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