Valve Disk NSN 4820-01-487-8025

Item Description

An item of various shapes (usually circular, conical, cylindrical, or rectangular) used to prevent or regulate the flow of liquids or gases through the valve. May include a retainer, screw, holder, and the like.

NSN: 4820-01-487-8025

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Features and Characteristics

Inside Diameter

0.406 inches

Shank Diameter

0.813 inches

Flange Diameter

1.438 inches

Overall Height

1.188 inches

Inside Depth

0.688 inches

End Application

Used on ssn 688 without change from the manifold used on ssn 837. Further shock qualification not required.

Under Flange Height

0.500 inches

Seat Angle

30.0 degrees

Special Features

Next higher assembly p/n 254844, manifold 3/4 stop check distilling system. Material is qq-c-390 alloy d5. Shank has 3 ribs equally spaced with 1 hole 0.094 inch diameter 0.250 inch from end. Flange has one hole 0.062 inch diameter at shank.

Material

Copper alloy

Media For Which Designed

Liquid

Style Designator

Poppet

FSC

4820 Nonpowered Valves

NIIN

014878025

NSN

4820014878025

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

254844 PC 11

Cage Code:

43689

Status:

MSDS:

Part Number:

254844

Cage Code:

43689

Status:

MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov

Schedule B Number: 8481909090
NAICS: 332911
SITC: 74790
Description: Parts of taps, cocks, valves and similar appliances, nesoi
End Use (Code 21180):
Industrial machines, other

Q & A

Frequently asked questions for NSN 4820-01-487-8025

What are the manufacturers of nsn 4820014878025?

Huntington Ingalls Incorporated (43689)

Does this nsn 4820014878025 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820014878025
An item of various shapes (usually circular, conical, cylindrical, or rectangular) used to prevent or regulate the flow of liquids or gases through the valve. may include a retainer, screw, holder, and the like.

Does nsn 4820014878025 contain any precious metals?
No precious metal content.

Does nsn 4820014878025 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820014878025?
No known electrostatic discharge.

Identification Group

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

INC

FIIG

App. Key

Cond. Code

Status

INC:

35224

FIIG:

A539Y0

App. Key:

Cond. Code:

Status:

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On Time Delivery
Certificate of Conformance
Quality Inspected Parts
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