Pressure And Temper Relief Valve NSN 4820-01-252-4380

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: 4820-01-252-4380

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Features and Characteristics

Body Material

Steel, corrosion resisting

Outside Surface Treatment

Passivated

Body Style

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

Tempurature Rating

-10.0 degrees celsius

Media For Which Designed

Air

First End Connection Type

Threaded internal pipe

First End Style Designator

Flare

First End Pipe Size Accommodated

0.250 inches

First End Thread Direction

Right-hand

Second End Relationship With First End

Identical

Third End Relationship With Preceding Ends

Identical with first end

Seat Material

Plastic, polytetrafluoroethylene

Flow Control Device

Disk, circular

End Connection Quantity

Valve Discharge Flow Rate

Not rated

Tempurature Adjustability

Adjustable

Tempurature Control Device Type

Thermostatic

Special Features

Used on p/n8431365; aim-9 msl; dim o/a lg 8.500 ins; o/a w 2.375 ins; storage temp range m 62.0 degrees celsius to pos 85.0 degrees celsius

Reference Number Differentiating Characteristics

As differentiated by source control drug

FSC

4820 Nonpowered Valves

NIIN

012524380

NSN

4820012524380

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

8431395

Cage Code:

98752

Status:

MSDS:

Part Number:

RVG-100

Cage Code:

2N386

Status:

MSDS:

Part Number:

54731

Cage Code:

81400

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 4820-01-252-4380

What are the manufacturers of nsn 4820012524380?

Warner Robins Air Logistics Center (98752)
Hydraulics International, Inc. (2N386)
Haskel International, Inc. (81400)

Does this nsn 4820012524380 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820012524380
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 4820012524380 contain any precious metals?
No precious metal content.

Does nsn 4820012524380 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820012524380?
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
Quality Inspected Parts
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