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Engine Poppet Valve NSN 2805-00-371-6376

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 2805-00-371-6376 NSN: 2805-00-371-6376

Features and Characteristics

Head Style
Flat
Head Height
0.1874 inches
Chamfer Angle In Deg
45.0
Chamfer Length
0.0312 inches
Outside Diameter
1.4375 inches
Seat Angle In Deg
45.0
Stem Style
Double grooved
Carbon Relief Groove
Not included
Neck Radius
0.3750 inches
Stem Length
4.8430 inches
Stem Diameter
Between 0.3710 inches and 0.3720 inches
Distance From First Groove To Stem End
Between 0.1230 inches and 0.1250 inches
Distance From Second Groove To Stem End
Between 0.5800 inches and 0.6020 inches
First Groove Diameter
Between 0.2450 inches and 0.2500 inches
Second Groove Diameter
Between 0.3190 inches and 0.3240 inches
First Groove Width
Between 0.4375 inches and 0.4420 inches
Second Groove Width
0.0500 mils and 0.0600 centimeters
Material And Location
Steel, federal standard 66, aisi/sae 3140 stem
Metallic Hardness Rating And Location
28.0 rockwell c stem and 37.0 rockwell c stem
FSC
2805 Except Aircraft; And Components Gasoline Reciprocating Engines
NIIN
003716376
NSN
2805003716376

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
15-421
Cage Code:
35301
Status:
A
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 2805-00-371-6376
What are the manufacturers of nsn 2805003716376?
Does this nsn 2805003716376 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 2805003716376
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 2805003716376 contain any precious metals?
Precious metal content is unknown.
Does nsn 2805003716376 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 2805003716376?
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:
A
Cond. Code:
2
Status:
A

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  •   Certificate of Conformance
  •   Quality Inspected Parts
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