Check Valve NSN 4820-00-793-9646

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: 4820-00-793-9646

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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

Connection Style

Flared (tube) all ends

Valve Operation Method

Automatic

Connection Type

Threaded external tube all ends

Mounting Position

Vertical

Thread Size

0.438 inches all ends

Seat Angle

37.0 degrees all ends

Outside Diameter Tube Accommodated

0.250 inches all ends

Material

Steel flow control device

Material Specification

Qq-w-423 federal specification single material response seat

Surface Treatment

Anodize

Surface Treatment Specification

Mil-a-8625 military specification single treatment response

Style Designator

Straight thru

Supplementary Features

Additional flow control device: stem

Test Data Document

34199-k-1207-4 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).

Thread Series Designator

Unf all ends

FSC

4820 Nonpowered Valves

NIIN

007939646

NSN

4820007939646

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

K-1207-4-17

Cage Code:

55469

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 4820-00-793-9646

What are the manufacturers of nsn 4820007939646?

Essex Industries, Inc. (55469)

Does this nsn 4820007939646 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820007939646
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 4820007939646 contain any precious metals?
Precious metal content is unknown.

Does nsn 4820007939646 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820007939646?
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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