Engine Poppet Valve NSN 2805-00-529-8541

Item Description

A mushroom or tulip-shaped item having a circular head with a conical face and an extended stem used to regulate the flow of incoming fuel-air mixture or air into the combustion chamber or exhaust gases from the combustion chamber of a reciprocating internal combustion engine.

NSN: 2805-00-529-8541

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Features and Characteristics

Head Style

Flat

Head Height

Between 0.2660 inches and 0.2760 inches

Chamfer Angle In Deg

45.0

Chamfer Length

0.0200 inches

Outside Diameter

Between 2.1825 inches and 2.1925 inches

Seat Angle In Deg

44.0

Carbon Relief Groove

Not included

Neck Radius

0.5300 inches

Stem Diameter

Between 0.6195 inches and 0.6200 inches

Distance From First Groove To Stem End

0.1880 inches

Distance From Second Groove To Stem End

0.5200 inches

First Groove Diameter

Between 0.5700 inches and 0.5720 inches

Second Groove Diameter

Between 0.5550 inches and 0.5630 inches

First Groove Width

0.2650 inches

Second Groove Width

Between 0.0440 inches and 0.0520 inches

Material And Location

Cobalt alloy seat face and sodium internal filling and cobalt alloy tip

Fsc Application Data

Gasoline engine

FSC

2805 Except Aircraft; And Components Gasoline Reciprocating Engines

NIIN

005298541

NSN

2805005298541

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

200604

Cage Code:

02978

Status:

MSDS:

Part Number:

5592041

Cage Code:

19207

Status:

MSDS:

Part Number:

6154575

Cage Code:

19207

Status:

MSDS:

Part Number:

66900

Cage Code:

0AHP5

Status:

MSDS:

Foreign Trade & Schedule B

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

Schedule B Number: 8409918000
NAICS: 333618
SITC: 71391
Description: Parts for spark-ignition internal combustion piston engines, nesoi
End Use (Code 21100):
Industrial engines

Q & A

Frequently asked questions for NSN 2805-00-529-8541

What are the manufacturers of nsn 2805005298541?

L3 Technologies, Inc. (02978)
U S Army Tank Automotive Command (19207)
Curtiss-wright Controls, Inc (0AHP5)
Curtiss-wright Corp (15555)

Does this nsn 2805005298541 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 2805005298541
A mushroom or tulip-shaped item having a circular head with a conical face and an extended stem used to regulate the flow of incoming fuel-air mixture or air into the combustion chamber or exhaust gases from the combustion chamber of a reciprocating internal combustion engine.

Does nsn 2805005298541 contain any precious metals?
Precious metal content is unknown.

Does nsn 2805005298541 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 2805005298541?
No known electrostatic discharge.

Identification Group

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

INC

FIIG

App. Key

Cond. Code

Status

INC:

15884

FIIG:

A11200

App. Key:

Cond. Code:

Status:

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Certificate of Conformance
Quality Inspected Parts
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