Engine Poppet Valve NSN 2805-00-409-3997

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: 2805-00-409-3997

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Features and Characteristics

Head Style

Flat

Head Height

0.1600 inches

Chamfer Angle In Deg

45.0

Groove Diameter

Between 0.2680 inches and 0.2720 inches

Chamfer Length

0.0900 inches

Groove Width

Between 0.0950 inches and 0.1050 inches

Outside Diameter

Between 1.7280 inches and 1.7380 inches

Seat Angle In Deg

45.0

Stem Style

Grooved

Carbon Relief Groove

Not included

Neck Radius

0.3800 inches

Stem Length

Between 4.4050 inches and 4.4150 inches

Stem Diameter

Between 0.3170 inches and 0.3175 inches

Distance From Groove To Stem End

Between 0.1830 inches and 0.2030 inches

Material And Location

Steel, forging silchrome no. 1,

Metallic Hardness Rating And Location

50.0 rockwell c seat face err-100

FSC

2805 Except Aircraft; And Components Gasoline Reciprocating Engines

NIIN

004093997

NSN

2805004093997

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

7345260

Cage Code:

19207

Status:

MSDS:

Part Number:

2805004093997

Cage Code:

SCY13

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 2805-00-409-3997

What are the manufacturers of nsn 2805004093997?

U S Army Tank Automotive Command (19207)
E.c.a Etablissement (SCY13)

Does this nsn 2805004093997 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 2805004093997
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 2805004093997 contain any precious metals?
Precious metal content is unknown.

Does nsn 2805004093997 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 2805004093997?
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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On Time Delivery
Certificate of Conformance
Quality Inspected Parts
Quality Fast Service