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NationalStockNumber.INFO

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Engine Poppet Valve

NSN: 2805-00-270-3431 | Model: AE73C

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
2805-00-270-3431
DEMIL
NO
Head Style
Raised face
Head Height
0.2187 inches
Chamfer Angle In Deg
45.0
Groove Diameter
Between 0.2670 inches and 0.2730 inches
Chamfer Length
Between 0.0156 inches and 0.0312 inches
Groove Width
Between 0.0950 inches and 0.1050 inches
Outside Diameter
Between 1.1200 inches and 1.1300 inches
Seat Angle In Deg
45.0
Stem Style
Grooved
Carbon Relief Groove
Not included
Neck Radius
0.2500 inches
Stem Length
Between 4.2636 inches and 4.2676 inches
Stem Diameter
Between 0.3090 inches and 0.3100 inches
Distance From Groove To Stem End
Between 0.2400 inches and 0.2500 inches
Material And Location
Steel, federal standard 66, sae ev4 stem
Metallic Hardness Rating And Location
65.0 shore scleroscope tip err-100
Fsc Application Data
Gasoline engine

Pricing and Availability

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NSN 2805-00-270-3431 Datasheet

Supply Class (FSC):
Except Aircraft; And Components Gasoline Reciprocating Engines
Cross Reference:
  • AE73C
  • 625023
  • AE73CS
  • 80A008
  • 625023
  • 14492
Cage Codes:
  • Wisconsin Motors Llc (CAGE 66289)
  • Chem, Inc. Aqua (CAGE 0EXU3)
  • Northrop Grumman Systems Corporation (CAGE 26916)
  • Chem Inc Aqua (CAGE 12793)
  • Sentinel Radio Corp (CAGE 78152)
Replacements:
  • 2805-00-270-3431 replaces 2805-00-356-0942
  • 2805-00-270-3431 replaces 2805-00-406-0017
Schedule B & Trade:
  • Schedule B: 8409918000 (NAICS 333618)

    Parts for spark-ignition internal combustion piston engines, nesoi

  • SITC: 71391

    Parts, n.E.S, suitable for use solely or principally with spark-ignition internal combustion piston engines

  • End Use: 21100

    Industrial engines

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:

    133300 - Machinery/machines noi

  • WCC:

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

  • SHC:

    9 - Other or no special handling required (sh)

  • ADC:

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

  • ACC:

    V - Trailers, vehicles, machinery, shop and warehouse equipment and supplies including special tools and equipment, ground servicing

  • LTL:

    W - Rating variable

  • TCC:

    Z - No special type of cargo code applicable

NSN Management Codes:
  • SOS
    Sms
  • AAC
    V
  • Quantity per pack
    * special requirements.
  • Unit of Measure
    Ea
  • Shelf Life
    N/A
  • Classification Control
    U
  • MGMT_CTL
    J2200x-
  • Repariability
    This is a nonreparable item. if condemned or economically unserviceable, then dispose at the level authorized replace the item.

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $115.43 to $192.38..
Does NSN 2805-00-270-3431 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Department Of The Navy, Republic Of Korea, Greece, and Turkey
What is the NIIN of NSN 2805-00-270-3431?
002703431 or 00-270-3431
Does NSN 2805-00-270-3431 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 2805-00-270-3431?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jan 01, 1963