Check Valve NSN 4820-01-171-4391

Item Description

A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.

NSN: 4820-01-171-4391

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Features and Characteristics

Thread Class

3a all ends

Thread Direction

Right-hand all ends

Flow Control Device

Poppet

Disk Loading Method

Spring

Connection Style

Plain (tube) 1st end

Valve Operation Method

Automatic

Connection Type

Threaded external tube 1st end

Mounting Position

Horizontal or vertical

Thready Qty Per Inch (tpi)

20 2nd end

Maximum Operating Pressure

450.0 pounds per square inch 2nd response

Thread Size

0.563 inches 2nd end

Seat Angle

45.0 degrees 1st end

Material

Steel flow control device

Media For Which Designed

Fuel/oil, hydrocarbon single response

Style Designator

Straight thru

Thread Series Designator

Unjs 2nd end

FSC

4820 Nonpowered Valves

NIIN

011714391

NSN

4820011714391

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

ST7M260-4

Cage Code:

76301

Status:

MSDS:

Part Number:

4C2640-1

Cage Code:

99240

Status:

MSDS:

Part Number:

4C2640

Cage Code:

99240

Status:

MSDS:

Part Number:

ST7M260

Cage Code:

76301

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 4820-01-171-4391

What are the manufacturers of nsn 4820011714391?

Boeing Company, The (76301)
Crissair, Inc. (99240)

Does this nsn 4820011714391 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820011714391
A valve permitting flow in one direction only. it does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. it may be inline or cartridge (manifold) design.

Does nsn 4820011714391 contain any precious metals?
No precious metal content.

Does nsn 4820011714391 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820011714391?
No known electrostatic discharge.

Identification Group

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

INC

FIIG

App. Key

Cond. Code

Status

INC:

05487

FIIG:

A530B0

App. Key:

Cond. Code:

Status:

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On Time Delivery
Certificate of Conformance
Quality Inspected Parts
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