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Engine Poppet Valve

NSN: 2815-00-374-4327 | Model: 68276

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
2815-00-374-4327
DEMIL
NO
Head Style
Flat
Head Height
Between 0.1750 inches and 0.1900 inches
Chamfer Angle In Deg
45.0
Chamfer Length
0.0200 inches
Outside Diameter
Between 1.7400 inches and 1.7500 inches
Seat Angle In Deg
30.0
Stem Style
Multi-grooved
Carbon Relief Groove
Included
Neck Radius
0.5312 inches
Stem Length
Between 6.7240 inches and 6.7530 inches
Stem Diameter
Between 0.4020 inches and 0.4030 inches
Distance From First Groove To Stem End
Between 0.3790 inches and 0.3900 inches
Distance From Second Groove To Stem End
Between 0.5340 inches and 0.5470 inches
Distance From Third Groove To Stem End
Between 4.3830 inches and 4.4110 inches
First Groove Diameter
Between 0.3000 inches and 0.3100 inches
Second Groove Diameter
Between 0.3000 inches and 0.3100 inches
Third Groove Diameter
Between 0.3900 inches and 0.3950 inches
First Groove Width
Between 0.0302 inches and 0.0322 inches
Second Groove Width
0.0302 mils and 0.0322 centimeters
Third Groove Width
0.7500 inches
Material And Location
Steel
Metallic Hardness Rating And Location
52.0 rockwell c tip err-100

Pricing and Availability

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NSN 2815-00-374-4327 Datasheet

Supply Class (FSC):
Diesel Engines And Components
Cross Reference:
  • 68276
  • 52-3133
Cage Codes:
  • Cummins Inc. (CAGE 15434)
  • Drs Consolidated Controls, Inc. (CAGE 93742)
Replacements:
  • 2815-00-374-4327 replaces 2815-00-315-7574
  • 2815-00-374-4327 replaces 2815-00-353-9359
  • 2815-00-374-4327 replaces 2815-00-930-3651
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.

Questions & Answers:
What are the historical prices recorded for this stock number?
No pre-dated pricing for this NSN could be found.
Does NSN 2815-00-374-4327 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Kuwait, Canada, Republic Of Korea, Greece, and Turkey
What is the NIIN of NSN 2815-00-374-4327?
003744327 or 00-374-4327
Does NSN 2815-00-374-4327 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 2815-00-374-4327?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jan 01, 1963