Safety Relief Valve NSN 4820-01-024-8537

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: 4820-01-024-8537

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Features and Characteristics

Pipe Size Accommodated

0.750 inches 1st end

Flow Control Device

Disk

Bonnet Type

Inside spring

Bonnet Attachment Method

Threaded

Disk Loading Method

Spring

Valve Discharge Flow Rate

313.0 cubic feet per minute

Renewable Seat Ring Type

Pressed-in

Maximum Operating Temp

165.0 degrees fahrenheit single response

End Application

Wichita class aor

Connection Style

Socket err-100

Valve Operation Method

Automatic

Connection Type

Unthreaded internal pipe 2nd end

Features Provided

Pressure tight outlet side and valve stem lock shield

Maximum Operating Pressure

440.0 pounds per square inch single response

Opening Pressure Setting

300.0 pounds per square inch

Material

Steel comp 304 seat

Material Specification

Qq-c-390, alloy d4/d/ federal specification single material response body

Media For Which Designed

Air single response

Style Designator

Err-090

Furnished Items And Quantity

2 nut and 2 tailpiece

Specification Data

81349-mil-v-22549 government specification

FSC

4820 Nonpowered Valves

NIIN

010248537

NSN

4820010248537

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

MIL-V-22549

Cage Code:

81349

Status:

MSDS:

Part Number:

D44UU-10 1/2 IN

Cage Code:

5P967

Status:

MSDS:

Part Number:

D44UU-10 1/2 X 3/4 IN

Cage Code:

5P967

Status:

MSDS:

Part Number:

2023412941SS

Cage Code:

15187

Status:

MSDS:

Part Number:

20234

Cage Code:

01343

Status:

MSDS:

Part Number:

2023413941SS

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 4820-01-024-8537

What are the manufacturers of nsn 4820010248537?

Does this nsn 4820010248537 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820010248537
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 4820010248537 contain any precious metals?
Precious metal content is unknown.

Does nsn 4820010248537 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820010248537?
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
Quality Inspected Parts
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