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Engine Poppet Valve

NSN: 2810-00-118-6471 | Model: 32331

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.

NSN Properties and Flags
NATO Stock Number
2810-00-118-6471
DEMIL
NO
Head Style
Concave
Head Height
0.2500 inches
Chamfer Angle In Deg
45.0
Groove Diameter
0.4650 inches
Chamfer Length
Between 0.0100 inches and 0.0300 inches
Groove Width
0.1875 inches
Outside Diameter
Between 2.9630 inches and 2.9730 inches
Seat Angle In Deg
45.0
Stem Style
Grooved
Carbon Relief Groove
Not included
Neck Radius
0.8125 inches
Stem Length
5.6180 inches
Stem Diameter
Between 0.5585 inches and 0.5595 inches
Distance From Groove To Stem End
Between 0.2080 inches and 0.2140 inches
Material And Location
Steel, ams 5705
Metallic Hardness Rating And Location
60.0 shore scleroscope err-100
Fsc Application Data
Aircraft eng r2000

Pricing and Availability

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NSN 2810-00-118-6471 Datasheet

Supply Class (FSC):
Aircraft Prime Mover; And Components Gasoline Reciprocating Engines
Cross Reference:
  • 32331
  • 32331
Cage Codes:
  • Pratt & Whitney Canada Cie Divpratt (CAGE 00198)
  • United Technologies Corporation (CAGE 77445)
Schedule B & Trade:
  • Schedule B: 8409100080 (NAICS 336412)

    Parts for spark-ignition or compression-ignition internal combustion piston engines for use in aircraft except civil

  • SITC: 71319

    Parts, n.E.S., of spark-ignition reciprocating or rotary combustion piston engines for aircraft

  • End Use: 50020

    Engines and turbines for military aircraft

Identification:
HMIC

N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

PMIC

U - Precious metal content is unknown

ADPE

- Represents items with no adp components

CRITL

- The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

NSN Management Codes:
  • SOS
    N32
  • AAC
    C
  • Quantity per pack
    1
  • Unit of Measure
    Ea
  • Shelf Life
    N/A
  • Classification Control
    U
  • MGMT_CTL
    1rpr00-
  • Repariability

Questions & Answers:

What are the historical prices recorded for this stock number?
Historical data shows pricing from $52.65 to $87.75..
Does NSN 2810-00-118-6471 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Spain, Malaysia, and Republic Of Korea
What is the NIIN of NSN 2810-00-118-6471?
001186471 or 00-118-6471
Does NSN 2810-00-118-6471 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 2810-00-118-6471?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jan 01, 1963