Vacuum Breaking Valve NSN 4820-01-226-6021

Item Description

An item designed to automatically relieve vacuum, by the intake of air, when the internal pressure falls below atmospheric pressure. See also valve, vacuum regulating.

NSN: 4820-01-226-6021

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Features and Characteristics

Body Material

Brass

Body Style

Single connection, straight flow

Stem Material

Steel, corrosion resisting

Media For Which Designed

Water, fresh

First End Connection Type

Threaded internal hose

First End Style Designator

Plain

First End Inside Diameter Hose Accommodated

0.750 inches

First End Thread Direction

Right-hand

Second End Relationship With First End

Not identical

Second End Connection Type

Threaded external hose

Second End Style Designator

Plain

Second End Outside Diameter Hose Accommodated

0.750 inches

Second End Thread Direction

Right-hand

Seat Material

Rubber

Flow Control Device

Disk, circular

Flow Control Device Material

Rubber

End Connection Quantity

Tempurature Adjustability

Not adjustable

Special Features

Permits manual draining for freezing conditions

FSC

4820 Nonpowered Valves

NIIN

012266021

NSN

4820012266021

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

8279-02-533

Cage Code:

79227

Status:

MSDS:

Part Number:

NF8

Cage Code:

79227

Status:

MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov

Schedule B Number: 8481809050
NAICS: 332911
SITC: 74780
Description: Other taps, cocks, valves, etc., nesoi
End Use (Code 21180):
Industrial machines, other

Q & A

Frequently asked questions for NSN 4820-01-226-6021

What are the manufacturers of nsn 4820012266021?

Watts Regulator Co (79227)

Does this nsn 4820012266021 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820012266021
An item designed to automatically relieve vacuum, by the intake of air, when the internal pressure falls below atmospheric pressure. see also valve, vacuum regulating.

Does nsn 4820012266021 contain any precious metals?
No precious metal content.

Does nsn 4820012266021 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820012266021?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)

INC

FIIG

App. Key

Cond. Code

Status

INC:

08101

FIIG:

A07100

App. Key:

Cond. Code:

Status:

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On Time Delivery
Certificate of Conformance
Quality Inspected Parts
Quality Fast Service