Pressure And Temper Relief Valve NSN 4820-01-537-4490

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: 4820-01-537-4490

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Features and Characteristics

Body Style

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

Furnished Items

Manual operating device

Tempurature Rating

210.0 degrees fahrenheit

Media For Which Designed

Water, fresh

First End Connection Type

Threaded internal pipe

Second End Relationship With First End

Not identical

Second End Connection Type

Threaded external pipe

Second End Pipe Size Accommodated

0.750 inches

First Connection Face To Centerline Distance

4.500 inches

End Connection Quantity

Opening Pressure Setting

85.0 pounds per square inch

Tempurature Adjustability

Adjustable

End Application

Lcs

Part Name Assigned By Controlling Agency

Relief valve t & p 210f 85 psi

Special Features

Used on 125 gal marine water heater, 20 kw, 440 volt, 3 phase, 60 hz, 04-1005-04

FSC

4820 Nonpowered Valves

NIIN

015374490

NSN

4820015374490

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

HSRV-10 85#

Cage Code:

19857

Status:

MSDS:

Part Number:

04-1005-04 ITEM 10

Cage Code:

19857

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 4820-01-537-4490

What are the manufacturers of nsn 4820015374490?

Electric Heater Company, The (19857)

Does this nsn 4820015374490 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820015374490
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 4820015374490 contain any precious metals?
No precious metal content.

Does nsn 4820015374490 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820015374490?
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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