Restrictor Check Valve NSN 4820-00-283-9071

Item Description

A valve having an orifice in the poppet, disk, or the like, to permit restricted fluid flow when the valve is seated. It does not have a stem or provisions for pressure adjustments, and is similar to a valve, check with the exception of the orifice which permits fluid flow in more than one direction.

NSN: 4820-00-283-9071

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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

Maximum Operating Temp

275.0 degrees fahrenheit single response

Connection Style

Flareless 2nd end

Valve Operation Method

Automatic

Connection Type

Threaded external tube 2nd end

Mounting Position

Horizontal

Maximum Operating Pressure

3000.0 pounds per square inch single response

Thread Size

0.562 inches 1st end

Seat Angle

12.0 degrees 2nd end

Material

Steel comp 303 flow control device

Material Specification

Qq-a-225/6 federal specification single material response seat

Media For Which Designed

Hydraulic fluid, petroleum base single response

Surface Treatment

Anodize

Surface Treatment Specification

Mil-a-8625 military specification all treatment responses

Style Designator

Straight thru

Thread Series Designator

Unjf 1st end

FSC

4820 Nonpowered Valves

NIIN

002839071

NSN

4820002839071

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

R4002-3

Cage Code:

11825

Status:

MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov

Schedule B Number: 8481309000
NAICS: 332911
SITC: 74730
Description: Check valves of materials other than copper, iron or steel
End Use (Code 21180):
Industrial machines, other

Q & A

Frequently asked questions for NSN 4820-00-283-9071

What are the manufacturers of nsn 4820002839071?

Engineered Magnetics Inc (11825)
Marvin Engineering Co., Inc. (32067)

Does this nsn 4820002839071 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820002839071
A valve having an orifice in the poppet, disk, or the like, to permit restricted fluid flow when the valve is seated. it does not have a stem or provisions for pressure adjustments, and is similar to a valve, check with the exception of the orifice which permits fluid flow in more than one direction.

Does nsn 4820002839071 contain any precious metals?
Precious metal content is unknown.

Does nsn 4820002839071 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820002839071?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)

INC

FIIG

App. Key

Cond. Code

Status

INC:

20520

FIIG:

A530B0

App. Key:

Cond. Code:

Status:

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On Time Delivery
Certificate of Conformance
Quality Inspected Parts
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