Safety Relief Valve NSN 4820-01-545-7166

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: 4820-01-545-7166

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Features and Characteristics

Thread Class

2a 1st end

Thread Direction

Right-hand 1st end

Flow Control Device

Poppet

Disk Loading Method

Spring

Valve Discharge Flow Rate

0.2 gallons per minute

Maximum Operating Temp

200.0 degrees fahrenheit single response

Minimum Operating Temp

-50.0 degrees fahrenheit

End Application

Larc v

Valve Operation Method

Automatic

Connection Type

Threaded cartridge 1st end

Features Provided

Valve stem lock shield

Maximum Operating Pressure

5000.0 pounds per square inch single response

Thread Size

0.875 inches 1st end

Opening Pressure Setting

1500.0 pounds per square inch

Part Name Assigned By Controlling Agency

Pilot-operated spool type relief valve

Special Features

Tamper resistant cap; internal screen; uses d-ring sk10-2

Material

Steel

Media For Which Designed

Oil single response

Surface Treatment

Chromate zinc

Surface Treatment Specification

Yellow zinc chromate mfr ref single treatment response

Style Designator

Err-090

Thread Series Designator

Unf 1st end

FSC

4820 Nonpowered Valves

NIIN

015457166

NSN

4820015457166

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

RAH101T30

Cage Code:

82271

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 4820-01-545-7166

What are the manufacturers of nsn 4820015457166?

Parker-hannifin Corporation (82271)
Parker-hannifin Corporation (09990)

Does this nsn 4820015457166 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820015457166
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 4820015457166 contain any precious metals?
No precious metal content.

Does nsn 4820015457166 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820015457166?
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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