Safety Relief Valve NSN 4820-01-261-7934

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: 4820-01-261-7934

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Features and Characteristics

Thread Direction

Left-hand all ends

Flow Control Device

Needle

Bonnet Type

Inside spring

Bonnet Attachment Method

Integral

Disk Loading Method

Spring

Maximum Operating Temp

300.0 degrees fahrenheit single response

Connection Style

G9 plain, optional en (pipe) 2nd end

Valve Operation Method

Automatic

Connection Type

Threaded internal pipe 2nd end

Valve Size

0.500 inches

Adjustable Pressure Range

+1.0/+300.0 pounds per square inch

Maximum Operating Pressure

150.0 pounds per square inch single response

Thread Size

0.750 inches 2nd end

First Connection Face To Centerline Distance

1.062 inches

Second Connection Face To Centerline Distance

2.500 inches

Material

Copper alloy

Media For Which Designed

Gas, natural 2nd response

Style Designator

Err-090

Thread Series Designator

Nptf 2nd end

Furnished Items And Quantity

1 lever

FSC

4820 Nonpowered Valves

NIIN

012617934

NSN

4820012617934

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

1-2IN. FIG.87 A

Cage Code:

01343

Status:

MSDS:

Part Number:

C3515-4 ASSY.FIG.87

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 4820-01-261-7934

What are the manufacturers of nsn 4820012617934?

Anderson Greenwood Lp (01343)

Does this nsn 4820012617934 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820012617934
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 4820012617934 contain any precious metals?
No precious metal content.

Does nsn 4820012617934 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820012617934?
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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