Safety Relief Valve NSN 4820-00-446-3497

Item Description

A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes valve (1), relief, pressure and temperature.

NSN: 4820-00-446-3497

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Features and Characteristics

Pipe Size Accommodated

0.500 inches 1st end

Thread Direction

Right-hand 1st end

Flow Control Device

Disk

Bonnet Type

Inside spring

Bonnet Attachment Method

Threaded

Disk Loading Method

Spring

Connection Style

Plain (pipe) 1st end

Valve Operation Method

Automatic

Connection Type

Threaded external pipe 1st end

Thready Qty Per Inch (tpi)

14 1st end

Adjustable Pressure Range

+801.0/+1400.0 pounds per square inch

Maximum Operating Pressure

1400.0 pounds per square inch single response

Thread Size

0.500 inches 1st end

Special Features

W/lifting lever

Material

Steel flow control device

Style Designator

Straight thru

Thread Series Designator

Npt 1st end

FSC

4820 Nonpowered Valves

NIIN

004463497

NSN

4820004463497

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

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1768

Cage Code:

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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 4820-00-446-3497

What are the manufacturers of nsn 4820004463497?

Does this nsn 4820004463497 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820004463497
A valve designed to automatically release excessive pressures. it is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. it is not designed for regulation of continuously fluctuating loads. it may be inline or cartridge (manifold) design. excludes valve (1), relief, pressure and temperature.

Does nsn 4820004463497 contain any precious metals?
Precious metal content is unknown.

Does nsn 4820004463497 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820004463497?
No known electrostatic discharge.

Identification Group

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

INC

FIIG

App. Key

Cond. Code

Status

INC:

05488

FIIG:

A046B0

App. Key:

Cond. Code:

Status:

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