Valve Seat NSN 4820-00-987-7452

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: 4820-00-987-7452

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Features and Characteristics

Flange Diameter

Between 2.5005 inches and 2.5010 inches

Body Outside Diameter

Between 1.999 inches and 2.000 inches

Seat Radius

Between 0.250 inches and 0.256 inches

Flange Seat To Disk End Height

0.498 mils and 0.502 centimeters

Under Flange Height

1.000 inches

Seating Surface Shape

Radial

Body Stepped Inside Diameter

1.500 inches third step

Material

Steel seat

Material Specification

Stellite b21b23 mfr ref single material response seat

Style Designator

Plain flanged

Fsc Application Data

Turbine, steam

FSC

4820 Nonpowered Valves

NIIN

009877452

NSN

4820009877452

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

101B354AA1

Cage Code:

03502

Status:

MSDS:

Part Number:

PL501E458AEPC5

Cage Code:

24446

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 4820-00-987-7452

What are the manufacturers of nsn 4820009877452?

General Electric Co (03502)
General Electric Co (24446)

Does this nsn 4820009877452 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820009877452
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 4820009877452 contain any precious metals?
No precious metal content.

Does nsn 4820009877452 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820009877452?
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
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