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Engine Poppet Valve

NSN: 2810-00-118-6478 | Model: 1163

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
2810-00-118-6478
DEMIL
NO
Head Style
Concave
Head Height
0.2187 inches
Chamfer Angle In Deg
45.0
Chamfer Length
Between 0.0100 inches and 0.0300 inches
Outside Diameter
2.5930 inches
Seat Angle In Deg
45.0
Stem Style
Double grooved
Carbon Relief Groove
Not included
Neck Radius
0.7500 inches
Stem Length
5.6718 inches
Stem Diameter
0.4345 inches
Distance From First Groove To Stem End
0.1875 inches
Distance From Second Groove To Stem End
0.6250 inches
First Groove Diameter
0.3390 inches
Second Groove Diameter
0.3850 inches
First Groove Width
Between 0.1575 inches and 0.1775 inches
Second Groove Width
0.0500 inches
Material And Location
Steel
Metallic Hardness Rating And Location
60.0 shore scleroscope

Pricing and Availability

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NSN 2810-00-118-6478 Datasheet

Supply Class (FSC):
Aircraft Prime Mover; And Components Gasoline Reciprocating Engines
Cross Reference:
  • 1163
  • 1163
Cage Codes:
  • United Technologies Corporation (CAGE 77445)
  • Pratt & Whitney Canada Cie Divpratt (CAGE 00198)
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

CRITL

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

Freight Information:
  • NMFC:

    051080 - Faucets, bibcocks, gates valves

  • WCC:

    593 - Motors and parts, (machinery and parts),(less than 35 feet)

  • ACC:

    A - Supplies and equipment for aircraft and aerial targets, including aircraft and maintenance parts, aircraft accessories, aircraft

  • ADC:

    A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.

  • LCL:

    S - 60.0

  • LTL:

    W - Rating variable

  • SHC:

    Z - Other or no special handling required (sh)

  • TCC:

    Z - No special type of cargo code applicable

Questions & Answers:
What are the historical prices recorded for this stock number?
No pre-dated pricing for this NSN could be found.
Does NSN 2810-00-118-6478 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Greece
What is the NIIN of NSN 2810-00-118-6478?
001186478 or 00-118-6478
Does NSN 2810-00-118-6478 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 2810-00-118-6478?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jan 01, 1963