Valve Seat NSN 4820-00-974-3948

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: 4820-00-974-3948

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Features and Characteristics

Flange Diameter

2.501 inches

Taper Minor Diameter

1.281 inches

Taper Major Diameter

Between 1.649 inches and 1.655 inches

Body Outside Diameter

Between 1.963 inches and 1.973 inches

Body Inside Diameter

Between 1.649 inches and 1.655 inches

Seat Radius

Between 0.381 inches and 0.387 inches

Flange Seat To Disk End Height

0.498 mils and 0.502 centimeters

Under Flange Height

Between 1.678 inches and 1.682 inches

Seating Surface Shape

Radial

Material

Steel body

Material Specification

Qq-s-763, class 410 federal specification single material response body

Style Designator

Plain flanged

FSC

4820 Nonpowered Valves

NIIN

009743948

NSN

4820009743948

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

101B209CY-1

Cage Code:

03502

Status:

MSDS:

Part Number:

101B209CYPC1

Cage Code:

24446

Status:

MSDS:

Part Number:

101B209CY

Cage Code:

03502

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 4820-00-974-3948

What are the manufacturers of nsn 4820009743948?

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

Does this nsn 4820009743948 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820009743948
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 4820009743948 contain any precious metals?
No precious metal content.

Does nsn 4820009743948 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820009743948?
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