Safety Relief Valve NSN 4820-00-865-2170

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: 4820-00-865-2170

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Features and Characteristics

Thread Class

3a 1st end

Thread Direction

Right-hand 1st end

Flow Control Device

Poppet

Disk Loading Method

Spring

Valve Discharge Flow Rate

0.5 cubic feet per minute

Maximum Operating Temp

400.0 degrees fahrenheit single response

Connection Style

G42 flared (tube) 1st end

Valve Operation Method

Automatic

Connection Type

Threaded external tube 1st end

Features Provided

Valve stem lock shield and pressure tight outlet side

Thready Qty Per Inch (tpi)

20 1st end

Maximum Operating Pressure

32.0 pounds per square inch single response

Thread Size

0.437 inches 1st end

Seat Angle

37.0 degrees 1st end

Opening Pressure Setting

25.0 pounds per square inch

Outside Diameter Tube Accommodated

0.250 inches 1st end

Material

Stainless steel seat

Media For Which Designed

Air single response

Style Designator

Err-090

Thread Series Designator

Unf 1st end

FSC

4820 Nonpowered Valves

NIIN

008652170

NSN

4820008652170

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

5108

Cage Code:

99470

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 4820-00-865-2170

What are the manufacturers of nsn 4820008652170?

Randall Co Inc (99470)

Does this nsn 4820008652170 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820008652170
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 4820008652170 contain any precious metals?
Precious metal content is unknown.

Does nsn 4820008652170 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820008652170?
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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