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

Engine Poppet Valve

Model / MPN: 145876 | NSN: 2810-00-200-0168
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
2810-00-200-0168
Sold in multiples of
EA
DEMIL
NO
Head Style
Mushroom
Head Height
0.6250 inches
Groove Diameter
Between 0.6340 inches and 0.6350 inches
Groove Width
0.2840 inches
Outside Diameter
3.3000 inches
Seat Angle In Deg
37.0
Stem Style
Grooved
Carbon Relief Groove
Not included
Neck Radius
0.7500 inches
Stem Length
Between 5.3010 inches and 5.3110 inches
Stem Diameter
Between 0.7455 inches and 0.7460 inches
Distance From Groove To Stem End
0.2250 inches
Material And Location
Steel, ams 5700
Metallic Hardness Rating And Location
54.0 rockwell c tip

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145876 Cross Reference