Safety Relief Valve NSN 4820-01-629-8628

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: 4820-01-629-8628

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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

26.0 gallons per minute

Maximum Operating Temp

120.0 degrees celsius single response

Minimum Operating Temp

-40.0 degrees celsius

Connection Style

Plain (screw-in cartridge) 1st end

Valve Operation Method

Automatic

Connection Type

Threaded cartridge 1st end

Valve Size

0.875 inches

Thready Qty Per Inch (tpi)

14 1st end

Adjustable Pressure Range

+50.0 to 5000.0 pounds per square inch

Thread Size

0.875 inches 1st end

Part Name Assigned By Controlling Agency

Pilot operated, balanced sliding spool, pressure relief cartridge type valve; adjustment capped; valve cavity c1020; seal replacement kit is p/n skn-1022

Special Features

Media general purpose hydraulic fluid such as mil-h-5606, sae no. 10, sae no. 20, etc.

Material

Rubber butadiene-acrylonitrile class nbr seat

Style Designator

Screw-in cartridge

Thread Series Designator

Unf 1st end

FSC

4820 Nonpowered Valves

NIIN

016298628

NSN

4820016298628

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

RVPS-10-N-C-0-50

Cage Code:

3EJN2

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 4820-01-629-8628

What are the manufacturers of nsn 4820016298628?

Command Controls Corp (3EJN2)

Does this nsn 4820016298628 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820016298628
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 4820016298628 contain any precious metals?
No precious metal content.

Does nsn 4820016298628 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820016298628?
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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