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

Engine Poppet Valve

Model / MPN: 10A18647 | NSN: 2805-00-256-2788
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
2805-00-256-2788
Sold in multiples of
1 EA
DEMIL
NO
Head Style
Flat
Head Height
0.1750 inches
Chamfer Angle In Deg
45.0
Groove Diameter
0.3000 inches
Chamfer Length
0.0400 inches
Groove Width
0.1000 inches
Outside Diameter
1.4690 inches
Seat Angle In Deg
45.0
Stem Style
Grooved
Carbon Relief Groove
Not included
Neck Radius
0.5000 inches
Stem Length
4.7660 inches
Stem Diameter
0.3400 inches
Distance From Groove To Stem End
0.3120 inches
Material And Location
Steel

Pricing and Availability

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10A18647 Cross Reference
  • 10A29697