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Engine Poppet Valve

NSN: 2815-00-271-9549 | Model: 85510A

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
2815-00-271-9549
DEMIL
NO
Head Style
Flat
Head Height
Between 0.2500 inches and 0.2800 inches
Chamfer Angle In Deg
45.0
Chamfer Length
0.0312 inches
Outside Diameter
Between 1.9980 inches and 2.0020 inches
Seat Angle In Deg
45.0
Carbon Relief Groove
Not included
Neck Radius
0.4375 inches
Stem Length
Between 6.4580 inches and 6.4680 inches
Stem Diameter
Between 0.4970 inches and 0.4990 inches
Distance From First Groove To Stem End
Between 0.3610 inches and 0.3710 inches
Distance From Second Groove To Stem End
Between 0.5216 inches and 0.5316 inches
Distance From Third Groove To Stem End
Between 0.6822 inches and 0.6922 inches
First Groove Diameter
Between 0.3900 inches and 0.3950 inches
Second Groove Diameter
Between 0.3900 inches and 0.3950 inches
Third Groove Diameter
Between 0.3900 inches and 0.3950 inches
First Groove Width
Between 0.0970 inches and 0.1010 inches
Second Groove Width
0.0970 mils and 0.1010 centimeters
Third Groove Width
Between 0.0970 inches and 0.1010 inches
Material And Location
Steel, federal standard 66, sae hnv3
Metallic Hardness Rating And Location
47.0 rockwell c tip err-100
Fsc Application Data
Diesel engine

Pricing and Availability

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NSN 2815-00-271-9549 Datasheet

Supply Class (FSC):
Diesel Engines And Components
Cross Reference:
  • 85510A
  • 7086934
  • 3345
  • 85510A
  • BB23405
Cage Codes:
  • Brinkley Technology Group, Llc (CAGE 1ML14)
  • U S Army Tank Automotive Command (CAGE 19207)
  • Eaton Corp Spring Div (CAGE 80900)
  • Hercules Engine Co Inc (CAGE 28265)
  • Diamond Reo Truck Co (CAGE 56442)
Replacements:
  • 2815-00-271-9549 replaces 2815-00-364-2562
Schedule B & Trade:
  • Schedule B: 8409998000 (NAICS 333618)

    Parts for compression-ignition internal combustion piston engines (diesel), nesoi

  • SITC: 71392

    Parts, n.E.S., suitable for use solely or principally with compression-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.

NSN Management Codes:
  • SOS
    S9c
  • AAC
    V
  • Quantity per pack
    1
  • Unit of Measure
    Ea
  • Shelf Life
    N/A
  • Classification Control
    U
  • MGMT_CTL
    9c-----
  • Repariability

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $28.19 to $46.98..
Does NSN 2815-00-271-9549 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Portugal, and Greece
What is the NIIN of NSN 2815-00-271-9549?
002719549 or 00-271-9549
Does NSN 2815-00-271-9549 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 2815-00-271-9549?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jan 01, 1961