Pressure And Temper Relief Valve NSN 4820-00-139-3931

Item Description

A valve designed to release under excessive pressure and/or excessive temperature by opening at a predetermined pressure and/or temperature. Thermostatically operated valves close when the pressure is relieved or the temperature is reduced. Fusible plug valves require replacement of the plug. See also valve, safety relief and valve, regulating. Temperature.

NSN: 4820-00-139-3931

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Features and Characteristics

Body Material

Steel

Body Style

Tee give "adql" and "adqm" only when flanged all ends

First End Connection Type

Threaded internal pipe

First End Style Designator

Plain

First End Pipe Size Accommodated

0.750 inches

First End Thread Direction

Right-hand

Second End Relationship With First End

Identical

Third End Relationship With Preceding Ends

Identical with first end

Flow Control Device

Poppet

End Connection Quantity

Opening Pressure Setting

3000.0 pounds per square inch

Tempurature Adjustability

Not adjustable

Tempurature Control Device Type

Thermostatic

FSC

4820 Nonpowered Valves

NIIN

001393931

NSN

4820001393931

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

67A230B29

Cage Code:

30003

Status:

MSDS:

Part Number:

8819-06-3-4-30

Cage Code:

50988

Status:

MSDS:

Part Number:

8819-06 3-4 30

Cage Code:

50988

Status:

MSDS:

Part Number:

8819-06 3-4

Cage Code:

50988

Status:

MSDS:

Foreign Trade & Schedule B

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

Schedule B Number: 8481400000
NAICS: 332911
SITC: 74740
Description: Safety or relief valves
End Use (Code 21180):
Industrial machines, other

Q & A

Frequently asked questions for NSN 4820-00-139-3931

What are the manufacturers of nsn 4820001393931?

Naval Air Systems Command (30003)
Dynex/rivett Corp (50988)

Does this nsn 4820001393931 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820001393931
A valve designed to release under excessive pressure and/or excessive temperature by opening at a predetermined pressure and/or temperature. thermostatically operated valves close when the pressure is relieved or the temperature is reduced. fusible plug valves require replacement of the plug. see also valve, safety relief and valve, regulating. temperature.

Does nsn 4820001393931 contain any precious metals?
Precious metal content is unknown.

Does nsn 4820001393931 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820001393931?
No known electrostatic discharge.

Identification Group

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

INC

FIIG

App. Key

Cond. Code

Status

INC:

16996

FIIG:

A07100

App. Key:

Cond. Code:

Status:

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Certificate of Conformance
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