Engine Poppet Valve NSN 2805-00-271-9073

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: 2805-00-271-9073

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Features and Characteristics

Head Style

Concave

Head Height

0.1690 inches

Chamfer Angle In Deg

45.0

Chamfer Length

0.0312 inches

Outside Diameter

2.0625 inches

Seat Angle In Deg

30.0

Stem Style

Double grooved

Carbon Relief Groove

Not included

Neck Radius

0.5000 inches

Stem Length

5.7500 inches

Stem Diameter

Between 0.3720 inches and 0.3730 inches

Distance From First Groove To Stem End

0.2812 inches

Distance From Second Groove To Stem End

Between 0.4360 inches and 0.4380 inches

First Groove Diameter

Between 0.3010 inches and 0.3070 inches

Second Groove Diameter

Between 0.3010 inches and 0.3070 inches

First Groove Width

Between 0.0600 inches and 0.0640 inches

Second Groove Width

0.0600 mils and 0.0640 centimeters

Material And Location

Steel, federal standard 66, aisi/sae 3140

Metallic Hardness Rating And Location

37.0 rockwell c tip

Fsc Application Data

Gasoline engine

FSC

2805 Except Aircraft; And Components Gasoline Reciprocating Engines

NIIN

002719073

NSN

2805002719073

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

18012A

Cage Code:

1ML14

Status:

MSDS:

Part Number:

130030

Cage Code:

76894

Status:

MSDS:

Part Number:

90209

Cage Code:

89109

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 2805-00-271-9073

What are the manufacturers of nsn 2805002719073?

Does this nsn 2805002719073 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 2805002719073
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 2805002719073 contain any precious metals?
Precious metal content is unknown.

Does nsn 2805002719073 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 2805002719073?
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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