Restrictor Check Valve NSN 4820-00-229-8621

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: 4820-00-229-8621

Stock Availability

NSN 4820002298621 availability
(as of 02/03/2022).

NS: 63

Note: Availability of this item may have changed since it was last checked. Request a quote for an updated price and availability quote.

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Features and Characteristics

Pipe Size Accommodated

0.250 inches 2nd end

Thread Class

3a 1st end

Thread Direction

Right-hand 1st end

Unable To Decode

Unable to decode and unable to decode

Flow Control Device

Poppet

Disk Loading Method

Spring

Maximum Operating Temp

250.0 degrees fahrenheit single response

Connection Style

Plain (pipe) 2nd end

Valve Operation Method

Automatic

Connection Type

Threaded external tube 1st end

Mounting Position

Horizontal or vertical

Thready Qty Per Inch (tpi)

18 1st end

Maximum Operating Pressure

7500.0 pounds per square inch single response

Thread Size

0.562 inches 1st end

Seat Angle

37.0 degrees 1st end

Outside Diameter Tube Accommodated

0.375 inches 1st end

Material

Steel seat

Media For Which Designed

Hydraulic fluid, petroleum base single response

Style Designator

Straight thru

Thread Series Designator

Unf 1st end

Reference Number Differentiating Characteristics

As differentiated by the source control dwg no.

FSC

4820 Nonpowered Valves

NIIN

002298621

NSN

4820002298621

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

67A247D103

Cage Code:

30003

Status:

MSDS:

Part Number:

535-6S27-1-5

Cage Code:

86768

Status:

MSDS:

Part Number:

535-6S3-1-5

Cage Code:

86768

Status:

MSDS:

Foreign Trade & Schedule B

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

Schedule B Number: 8481302090
NAICS: 332911
SITC: 74730
Description: Check valves of steel
End Use (Code 21180):
Industrial machines, other

Q & A

Frequently asked questions for NSN 4820-00-229-8621

What are the manufacturers of nsn 4820002298621?

Naval Air Systems Command (30003)
Teledyne Industries Inc (86768)

Does this nsn 4820002298621 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820002298621
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 4820002298621 contain any precious metals?
No precious metal content.

Does nsn 4820002298621 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820002298621?
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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