Check Valve NSN 4820-01-031-3621

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: 4820-01-031-3621

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Features and Characteristics

Flow Control Device

Disk

Disk Loading Method

Spring

Bolt Hole Quantity

6 3rd end

Connection Style

Grooved (tube) 2nd end

Valve Operation Method

Automatic

Flange Shape

Round with holes 3rd end

Connection Type

Unthreaded external tube 2nd end

Mounting Facility

Bracket

Mounting Position

Horizontal or vertical

Outside Diameter

5.280 inches 3rd end

Thickness

0.205 inches 3rd end

Bolt Hole Diameter

0.282 inches 3rd end

Bolt Circle Diameter

4.275 inches 3rd end

Flange Face Design

Plain 3rd end

Outside Diameter Tube Accommodated

3.500 inches 1st end

Material

Aluminum alloy

Style Designator

Cross

FSC

4820 Nonpowered Valves

NIIN

010313621

NSN

4820010313621

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

A51P20339-27

Cage Code:

61174

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 4820-01-031-3621

What are the manufacturers of nsn 4820010313621?

Northrop Grumman Systems Corporation (61174)
Northrop Grumman Systems Corporation (26512)

Does this nsn 4820010313621 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820010313621
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 4820010313621 contain any precious metals?
No precious metal content.

Does nsn 4820010313621 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820010313621?
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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