Safety Relief Valve NSN 4820-01-213-1531

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: 4820-01-213-1531

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Features and Characteristics

Flow Control Device

Disk

Bonnet Type

Inside spring

Bonnet Attachment Method

Union

Disk Loading Method

Spring

Bolt Hole Quantity

8 1st end

End Application

Combat system support equipment

Valve Operation Method

Automatic

Flange Shape

Round with holes all ends

Connection Type

Flange all ends

Valve Size

6.000 inches

Adjustable Pressure Range

+16.0/+19.0 pounds per square inch

Outside Diameter

7.688 inches 1st end

Thickness

0.563 inches 2nd end

First Connection Face To Centerline Distance

7.000 inches

Bolt Hole Diameter

0.688 inches 2nd end

Second Connection Face To Centerline Distance

6.750 inches

Bolt Circle Diameter

8.875 inches 2nd end

Flange Face Design

Plain all ends

Special Features

Valve sz 4.000 in. By 6.000 in.

Material

Steel comp 316 stem

Style Designator

Err-090

FSC

4820 Nonpowered Valves

NIIN

012131531

NSN

4820012131531

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

NMP1530C01S0016

Cage Code:

15187

Status:

MSDS:

Part Number:

44W207

Cage Code:

75954

Status:

MSDS:

Part Number:

NMP1530 0PT-1 16T19PSI

Cage Code:

75954

Status:

MSDS:

Part Number:

NMP1530C01S

Cage Code:

75954

Status:

MSDS:

Part Number:

D50FF-03-4-4

Cage Code:

65079

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 4820-01-213-1531

What are the manufacturers of nsn 4820012131531?

Does this nsn 4820012131531 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820012131531
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 4820012131531 contain any precious metals?
No precious metal content.

Does nsn 4820012131531 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820012131531?
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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