Valve Seat NSN 4820-00-923-6852

Item Description

A replaceable item designed to provide a stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see insert, engine valve seat.

NSN: 4820-00-923-6852

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Features and Characteristics

Flange Diameter

Between 4.125 inches and 4.126 inches

Taper Minor Diameter

Between 1.708 inches and 1.718 inches

Body Outside Diameter

3.000 inches

Body Inside Diameter

Between 1.708 inches and 1.718 inches

Seat Radius

Between 0.620 inches and 0.630 inches

Flange Seat To Disk End Height

1.625 mils and 1.627 centimeters

Under Flange Height

Between 1.873 inches and 1.875 inches

Seating Surface Shape

Radial

Material

Cobalt alloy face

Material Specification

Mil-r-17131, type mil-rcocr-a military specification single material response face

Style Designator

Plain flanged

FSC

4820 Nonpowered Valves

NIIN

009236852

NSN

4820009236852

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

894B432PC2

Cage Code:

01289

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 4820-00-923-6852

What are the manufacturers of nsn 4820009236852?

General Electric Company (01289)

Does this nsn 4820009236852 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820009236852
A replaceable item designed to provide a stationary seating surface for a mating, moveable item such as a valve disk or the like. the body may have a flange of various shapes. for diesel and gasoline reciprocating engines, see insert, engine valve seat.

Does nsn 4820009236852 contain any precious metals?
No precious metal content.

Does nsn 4820009236852 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820009236852?
No known electrostatic discharge.

Identification Group

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

INC

FIIG

App. Key

Cond. Code

Status

INC:

22113

FIIG:

A15500

App. Key:

Cond. Code:

Status:

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On Time Delivery
Certificate of Conformance
Quality Inspected Parts
Quality Fast Service