Check Valve NSN 4820-00-228-1955

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: 4820-00-228-1955

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Features and Characteristics

Thread Class

2a 1st end

Thread Direction

Right-hand 1st end

Flow Control Device

Disk

Disk Loading Method

Spring

Connection Style

External seat for gasket seal (boss) 1st end

Valve Operation Method

Automatic

Connection Type

Threaded external boss 1st end

Mounting Position

Vertical or horizontal

Thready Qty Per Inch (tpi)

12 1st end

Thread Size

1.188 inches 1st end

Outside Diameter Tube Accommodated

0.250 inches 1st end

Material

Steel comp 303 flow control device

Style Designator

Straight thru

Thread Series Designator

Un 1st end

FSC

4820 Nonpowered Valves

NIIN

002281955

NSN

4820002281955

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

170304N1

Cage Code:

77842

Status:

MSDS:

Part Number:

2620-908X5ASSYMX

Cage Code:

85850

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 4820-00-228-1955

What are the manufacturers of nsn 4820002281955?

Does this nsn 4820002281955 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820002281955
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 4820002281955 contain any precious metals?
No precious metal content.

Does nsn 4820002281955 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820002281955?
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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