Valve Seat NSN 4820-00-993-5890

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: 4820-00-993-5890

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Features and Characteristics

Flange Diameter

2.281 inches

Taper Length

0.428 inches

Taper Minor Diameter

1.250 inches

Taper Major Diameter

1.562 inches

Body Outside Diameter

Between 1.936 inches and 1.937 inches

Flange Seat To Disk End Height

Between 0.248 inches and 0.252 inches

Under Flange Height

0.750 inches

Seat Angle In Deg

20.000

Seating Surface Shape

Angular

Material

Steel body

Material Specification

Mil-s-18410 class b, cond a military specification single material response body

Fsc Application Data

Steam turbine, electric generation

FSC

4820 Nonpowered Valves

NIIN

009935890

NSN

4820009935890

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

101B209RA

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 4820-00-993-5890

What are the manufacturers of nsn 4820009935890?

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

Does this nsn 4820009935890 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820009935890
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 4820009935890 contain any precious metals?
No precious metal content.

Does nsn 4820009935890 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820009935890?
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