Fluid Pressure Regulating Valve NSN 4820-01-428-9891

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: 4820-01-428-9891

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Features and Characteristics

Body Material

Copper alloy

First End Flange Outside Diameter

13.500 inches

Body Style

Tee

Stem Material

Copper alloy

Media For Which Designed

Refrigerant r-22

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

1.125 inches

First End Bolt Hole Quantity

First End Bolt Hole Diameter

0.875 inches

First End Bolt Circle Diameter

11.750 inches

Second End Relationship With First End

Identical

Third End Relationship With Preceding Ends

Identical with first end

Seat Material

Copper alloy

Face To Face Distance

32.375 inches

First Connection Face To Centerline Distance

10.375 inches

Flow Control Device

Bellows

Flow Control Device Material

Nickel copper alloy

End Connection Quantity

Regulation Type

Automatic single stage

Valve Loading Method

Bellows

Remote Actuation Method

Diaphragm

Maximum Inlet Pressure Rating

150.0 pounds per square inch

Filter

Not included

End Application

Strategic sealift conversion ships class

Tempurature Rating

Between 90.0 degrees fahrenheit and 180.0 degrees fahrenheit

Special Features

Valve sz 8.000 in.

FSC

4820 Nonpowered Valves

NIIN

014289891

NSN

4820014289891

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

MDFPM-3170-FL-3W

Cage Code:

21013

Status:

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 4820-01-428-9891

What are the manufacturers of nsn 4820014289891?

Metrex Valve Corp. (21013)

Does this nsn 4820014289891 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820014289891
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 4820014289891 contain any precious metals?
No precious metal content.

Does nsn 4820014289891 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820014289891?
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:

Cond. Code:

Status:

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