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

Engine Poppet Valve

Model / MPN: 7034878 | NSN: 2805-00-288-3853
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
2805-00-288-3853
Sold in multiples of
1 EA
DEMIL
NO
Head Style
Flat
Head Height
Between 0.1150 inches and 0.1350 inches
Chamfer Angle In Deg
30.0
Hole Diameter
Between 0.1050 inches and 0.1100 inches
Chamfer Length
0.0460 inches
Outside Diameter
Between 0.8330 inches and 0.8530 inches
Seat Angle In Deg
45.0
Stem Style
Drilled
Carbon Relief Groove
Included
Neck Radius
0.1875 inches
Stem Length
Between 2.6870 inches and 2.7070 inches
Stem Diameter
Between 0.2375 inches and 0.2575 inches
Distance From Hole Center To Stem End
Between 0.1460 inches and 0.1660 inches
Material And Location
Steel, federal standard 66, sae ev3 head
Material And Location
Steel, federal standard 66, aisi/sae 3140 stem
Metallic Hardness Rating And Location
Not rated
Fsc Application Data
Gasoline engine
70348 Series Parts

Pricing and Availability

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7034878 Cross Reference
  • 23612