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Fluid Pressure Regulating Valve NSN 4820-01-475-8411

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 4820-01-475-8411 NSN: 4820-01-475-8411

Features and Characteristics

Body Material
Copper alloy
Body Style
Straight thru
Stem Material
Nickel copper alloy, qq-n-288
Furnished Items
Union nut and tailpiece
Media For Which Designed
Water, salt
Seat Material
Nickel and copper alloy
Flow Control Device
Diaphragm and disk
Flow Control Device Material
Rubber, buna-n and rubber, buna-n
End Connection Quantity
2
Renewable Seat Ring Type
Threaded
Outlet Pressure Range
+50.0/+125.0 pounds per square inch
Regulation Type
Automatic single stage
Valve Loading Method
Spring
Remote Actuation Method
Diaphragm
Maximum Inlet Pressure Rating
250.0 pounds per square inch
Part Name Assigned By Controlling Agency
1" trac style 'h' seawater pressure reducing valve
Special Features
Valve has silbraz union end with u/e o-rings and retaining rings; diaphragm is nylon reinforced
FSC
4820 Nonpowered Valves
NIIN
014758411
NSN
4820014758411

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
40399-411
Cage Code:
55378
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 4820-01-475-8411
What are the manufacturers of nsn 4820014758411?
Does this nsn 4820014758411 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 4820014758411
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 4820014758411 contain any precious metals?
No precious metal content.
Does nsn 4820014758411 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 4820014758411?
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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