Pressure And Temper Relief Valve NSN 4820-01-216-8837

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: 4820-01-216-8837

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Features and Characteristics

Body Material

Steel, astm a351, grade cf8m

Body Style

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

Tempurature Rating

180.0 degrees fahrenheit

Media For Which Designed

Any acceptable

First End Connection Type

Raised face flange

Seat Material

Steel, astm a351, grade cf8

First Connection Face To Centerline Distance

Between 5.407 inches and 5.593 inches

Second Connection Face To Centerline Distance

Between 5.407 inches and 5.593 inches

Flow Control Device

Disk, plug type

Flow Control Device Material

Steel, astm a351, grade cf8

End Connection Quantity

Opening Pressure Setting

830.0 pounds per square inch

Valve Discharge Flow Rate

10.0 gallons per minute

Tempurature Adjustability

Not adjustable

Tempurature Control Device Type

Thermostatic

Criticality Code Justification

Zzzy

Reference Number Differentiating Characteristics

Material will be in accordance with ships parts control center activity hx quality control, manufacturing and testing specifications

FSC

4820 Nonpowered Valves

NIIN

012168837

NSN

4820012168837

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

20189AM91SS

Cage Code:

01343

Status:

MSDS:

Part Number:

20189

Cage Code:

01343

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 4820-01-216-8837

What are the manufacturers of nsn 4820012168837?

Anderson Greenwood Lp (01343)

Does this nsn 4820012168837 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820012168837
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 4820012168837 contain any precious metals?
No precious metal content.

Does nsn 4820012168837 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820012168837?
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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