Fluid Pressure Regulating Valve NSN 4820-00-551-0757

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: 4820-00-551-0757

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Features and Characteristics

Body Material

Any acceptable

Outside Surface Treatment

Any acceptable

Body Style

Angle

Stem Material

Any acceptable

Furnished Items

Automatic relief valve

Media For Which Designed

Acetylene

First End Connection Type

Threaded external tube

First End Style Designator

Flared

First End Outside Diameter Tube Accommodated

0.375 inches

First End Thread Size And Series/type Designator

9/16-18 unf

First End Thread Class

First End Thread Direction

Left-hand

Second End Relationship With First End

Not identical

Second End Connection Type

Threaded internal gas cylinder

Second End Style Designator

Swivel nut, inverted flare

Second End Thread Size And Series/type Designator

0.620-20 ngo

Second End Thread Direction

Right-hand

Seat Material

Any acceptable

First End Seat Angle In Deg

30.0

Flow Control Device

Disk, flat, top and bottom guided

Flow Control Device Material

Any acceptable

End Connection Quantity

Second End Thread Pitch Diameters

Any acceptable

Renewable Seat Ring Type

Threaded

Outlet Pressure Range

+6.5 to 7.5 pounds per square inch

Regulation Type

Manual single stage

Manual Control Method

Tee handle

Valve Stem Design

Single seat

Valve Loading Method

Spring

Remote Actuation Method

Diaphragm

Maximum Inlet Pressure Rating

350.0 pounds per square inch

Outlet Pressure Accuracy Rating

3.500 pounds per square inch

Filter

Included

Tempurature Rating

Between -40.0 degrees fahrenheit and 165.0 degrees fahrenheit

Nondefinitive Specification/std Data

1 type and a+1 class

FSC

4820 Nonpowered Valves

NIIN

005510757

NSN

4820005510757

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

MILR19180

Cage Code:

81349

Status:

MSDS:

Part Number:

0781-6015

Cage Code:

63026

Status:

MSDS:

Part Number:

41C3

Cage Code:

43030

Status:

MSDS:

Part Number:

PSR210

Cage Code:

63026

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 4820-00-551-0757

What are the manufacturers of nsn 4820005510757?

Does this nsn 4820005510757 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820005510757
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 4820005510757 contain any precious metals?
Precious metal content is unknown.

Does nsn 4820005510757 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820005510757?
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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