Safety Relief Valve NSN 4820-01-015-7711

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: 4820-01-015-7711

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Features and Characteristics

Pipe Size Accommodated

0.500 inches 2nd end

Thread Class

3a 1st end

Thread Direction

Right-hand 1st end

Flow Control Device

Disk

Disk Loading Method

Spring

Connection Style

G46b plain (pipe) 2nd end

Valve Operation Method

Automatic

Connection Type

Threaded external tube 1st end

Features Provided

Pressure tight outlet side

Maximum Operating Pressure

450.0 pounds per square inch single response

Thread Size

0.875 inches 1st end

Seat Angle

45.0 degrees 1st end

Opening Pressure Setting

385.0 pounds per square inch

Outside Diameter Tube Accommodated

0.625 inches 1st end

Material

Copper alloy body

Media For Which Designed

Air 1st response

Style Designator

Err-090

Thread Series Designator

Unf 1st end

FSC

4820 Nonpowered Valves

NIIN

010157711

NSN

4820010157711

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

3220-385

Cage Code:

58553

Status:

MSDS:

Part Number:

527-385

Cage Code:

28193

Status:

MSDS:

Part Number:

4320-1123

Cage Code:

60532

Status:

MSDS:

Part Number:

3120-385

Cage Code:

58553

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 4820-01-015-7711

What are the manufacturers of nsn 4820010157711?

Does this nsn 4820010157711 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820010157711
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 4820010157711 contain any precious metals?
Precious metal content is unknown.

Does nsn 4820010157711 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820010157711?
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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Certificate of Conformance
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