Check Valve NSN 4820-01-517-1878

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: 4820-01-517-1878

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Features and Characteristics

Thread Class

3a all ends

Thread Direction

Right-hand all ends

Flow Control Device

Disk

Disk Loading Method

Spring

Maximum Operating Temp

450.0 degrees fahrenheit single response

End Application

Jet engines

Connection Style

Flared (tube) all ends

Valve Operation Method

Hydraulic

Connection Type

Threaded external tube all ends

Mounting Position

Horizontal

Thready Qty Per Inch (tpi)

16 1st end

Maximum Operating Pressure

3000.0 pounds per square inch single response

Thread Size

0.750 inches all ends

Seat Angle

37.0 degrees all ends

Criticality Code Justification

Agav

Outside Diameter Tube Accommodated

0.500 inches all ends

Part Name Assigned By Controlling Agency

Valve check, modified ms24593-8, miniature hydraulic

Special Features

MAKE-FR-OM4-8200

Material

Stainless steel

Media For Which Designed

Fuel/oil, hydrocarbon single response

Style Designator

Straight thru

Supplementary Features

Modified by adding nsn 5331-01-043-5822, o-ring, rubber butadiene-acrylonnitrile class nbr, and some additional tooling

Thread Series Designator

Unf all ends

Furnished Items And Quantity

1 gasket

FSC

4820 Nonpowered Valves

NIIN

015171878

NSN

4820015171878

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

175386

Cage Code:

91145

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 4820-01-517-1878

What are the manufacturers of nsn 4820015171878?

Fleet Readiness Center Southwest (91145)

Does this nsn 4820015171878 have a shelf life?
Yes. 240 mo. after cure date.

What is the formal definition of nsn 4820015171878
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 4820015171878 contain any precious metals?
No precious metal content.

Does nsn 4820015171878 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820015171878?
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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Certificate of Conformance
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