Pressure And Temper Relief Valve NSN 4820-00-632-1521

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: 4820-00-632-1521

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Features and Characteristics

Body Material

Bronze

Outside Surface Treatment

Any acceptable

Body Style

Angle give "adqm" and "adqn" only if flanged one or two ends

Stem Material

Bronze

Furnished Items

Emergency opening device

Tempurature Rating

210.0 degrees fahrenheit

Media For Which Designed

Water, fresh

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

Not identical

Second End Connection Type

Threaded external pipe

Second End Style Designator

Plain

Second End Pipe Size Accommodated

0.750 inches

Second End Thread Direction

Right-hand

Seat Material

Bronze

Flow Control Device

Poppet

Flow Control Device Material

Silicone

End Connection Quantity

Opening Pressure Setting

125.0 pounds per square inch

Tempurature Adjustability

Not adjustable

Tempurature Control Device Type

Thermostatic

Special Features

355.000 btu per hr min discharge

FSC

4820 Nonpowered Valves

NIIN

006321521

NSN

4820006321521

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

ANSI Z21.22

Cage Code:

80204

Status:

MSDS:

Part Number:

40L3-4

Cage Code:

79227

Status:

MSDS:

Part Number:

40L

Cage Code:

79227

Status:

MSDS:

Part Number:

18-402-27

Cage Code:

72219

Status:

MSDS:

Part Number:

401X

Cage Code:

42892

Status:

MSDS:

Part Number:

MILV13612

Cage Code:

81349

Status:

MSDS:

Part Number:

18-302-09

Cage Code:

72219

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 4820-00-632-1521

What are the manufacturers of nsn 4820006321521?

Does this nsn 4820006321521 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820006321521
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 4820006321521 contain any precious metals?
Precious metal content is unknown.

Does nsn 4820006321521 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820006321521?
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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On Time Delivery
Certificate of Conformance
Quality Inspected Parts
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