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

Engine Poppet Valve

Model / MPN: 83086-11 | NSN: 2815-00-363-7787
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
2815-00-363-7787
Sold in multiples of
1 EA
DEMIL
NO
Head Style
Flat
Head Height
Between 0.1970 inches and 0.2070 inches
Chamfer Angle In Deg
45.0
Groove Diameter
Between 0.3590 inches and 0.3650 inches
Chamfer Length
0.0300 inches
Groove Width
Between 0.1320 inches and 0.1420 inches
Outside Diameter
Between 1.6170 inches and 1.6270 inches
Seat Angle In Deg
45.0
Stem Style
Grooved
Carbon Relief Groove
Included
Neck Radius
0.3750 inches
Stem Length
Between 6.1510 inches and 6.1650 inches
Stem Diameter
Between 0.4345 inches and 0.4355 inches
Distance From Groove To Stem End
Between 0.2540 inches and 0.2680 inches
Material And Location
Steel, fed standard 66, sae 2112n, head
Material And Location
Steel, federal standard 66, aisi/sae 8645 stem

Pricing and Availability

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83086-11 Cross Reference
  • 83086AS
  • 83086AS
  • 83086-11