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Engine Poppet Valve

Model / MPN: T20174 | NSN: 2815-00-127-9015
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
Sold in multiples of
* special requirements. EA
Head Style
Head Height
0.1780 inches
Groove Diameter
0.3280 inches
Groove Width
0.1000 inches
Outside Diameter
1.7720 inches
Seat Angle In Deg
Stem Style
Carbon Relief Groove
Not included
Neck Radius
0.3750 inches
Stem Length
4.9820 inches
Stem Diameter
0.3720 inches
Distance From Groove To Stem End
0.3490 inches
Material And Location

Pricing and Availability

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T20174 Cross Reference
  • 36299