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Fluid Pressure Regulating Valve NSN 4820-01-516-3990

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 4820-01-516-3990 NSN: 4820-01-516-3990

Features and Characteristics

Media For Which Designed
Air
Flow Control Device
Diaphragm
Flow Control Device Material
Rubber, synthetic
End Connection Quantity
4
Mounting Facility
Bracket
Regulation Type
Automatic double stage
Valve Loading Method
Spring
Maximum Inlet Pressure Rating
80.0 pounds per square inch
End Application
Main engine lo controls 5-250-0-e no.3 mn eng rm
Tempurature Rating
Between -40.0 degrees fahrenheit and 180.0 degrees fahrenheit
Part Name Assigned By Controlling Agency
Model 661 amplifying relay with bias
Special Features
Inlet connections are 1/8 inch - npt; outlet connections are 1/4 inch - npt
FSC
4820 Nonpowered Valves
NIIN
015163990
NSN
4820015163990

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
661A3
Cage Code:
41387
Status:
A
MSDS:
Part Number:
245-7613088-ITEM-15
Cage Code:
53711
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 4820-01-516-3990
What are the manufacturers of nsn 4820015163990?
Does this nsn 4820015163990 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820015163990
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 4820015163990 contain any precious metals?
No precious metal content.
Does nsn 4820015163990 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820015163990?
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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