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Worldwide distributor of NSN parts and consumables located in the USA.

Engine Poppet Valve

Model / MPN: 3345 | NSN: 2815-00-271-9549
ITAR Registered seal

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.

Product Details
NATO Stock Number
2815-00-271-9549
Sold in multiples of
1 EA
DEMIL
NO
Head Style
Flat
Head Height
Between 0.2500 inches and 0.2800 inches
Chamfer Angle In Deg
45.0
Chamfer Length
0.0312 inches
Outside Diameter
Between 1.9980 inches and 2.0020 inches
Seat Angle In Deg
45.0
Carbon Relief Groove
Not included
Neck Radius
0.4375 inches
Stem Length
Between 6.4580 inches and 6.4680 inches
Stem Diameter
Between 0.4970 inches and 0.4990 inches
Distance From First Groove To Stem End
Between 0.3610 inches and 0.3710 inches
Distance From Second Groove To Stem End
Between 0.5216 inches and 0.5316 inches
Distance From Third Groove To Stem End
Between 0.6822 inches and 0.6922 inches
First Groove Diameter
Between 0.3900 inches and 0.3950 inches
Second Groove Diameter
Between 0.3900 inches and 0.3950 inches
Third Groove Diameter
Between 0.3900 inches and 0.3950 inches
First Groove Width
Between 0.0970 inches and 0.1010 inches
Second Groove Width
0.0970 mils and 0.1010 centimeters
Third Groove Width
Between 0.0970 inches and 0.1010 inches
Material And Location
Steel, federal standard 66, sae HNV3
Fsc Application Data
Diesel engine

Pricing and Availability

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3345 Cross Reference
  • 85510A
  • 7086934
  • 85510A
  • BB23405