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Engine Poppet Valve

NSN: 2815-00-020-4632 | Model: AS1790N

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
2815-00-020-4632
DEMIL
NO
Head Style
Flat
Head Height
0.2031 inches
Chamfer Angle In Deg
30.0
Chamfer Length
0.0312 inches
Outside Diameter
1.7500 inches
Minor Outside Diameter
0.3750 inches
Minor Diameter Length
0.7500 inches
Seat Angle In Deg
45.0
Stem Style
Double grooved
Carbon Relief Groove
Not included
Neck Radius
0.3750 inches
Stem Length
6.8594 inches
Stem Diameter
0.4062 inches
Distance From First Groove To Stem End
0.3750 inches
Distance From Second Groove To Stem End
0.5312 inches
First Groove Diameter
0.3070 inches
Second Groove Diameter
0.3070 inches
First Groove Width
0.0625 inches
Second Groove Width
0.0625 inches
Material And Location
Steel, corrosion resisting head
Special Features
Used on cummins diesel engine, mdl nvh450, vt600, nh220, nh, nhb, nhbb, nhe195, nh220b, nh220bi, nhs, nhrs, hhbs, nrt, nrto, nrtm, nh180, nh195, hr, hrbb, hrf, hrs, hrb, hrbs

Pricing and Availability

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NSN 2815-00-020-4632 Datasheet

Supply Class (FSC):
Diesel Engines And Components
Cross Reference:
  • AS1790N
  • 3803522
  • 144911
  • V-1296X
  • E-326S
  • 70130
  • 70671
  • V-1296X
Cage Codes:
  • Trw Inc Trw Intl Trade Government (CAGE 31033)
  • Cummins Inc. (CAGE 15434)
  • Spx Corp (CAGE 53781)
  • Gould Inc (CAGE 83087)
  • Bosch Automotive Service Solutions (CAGE 45225)
Replacements:
  • 2815-00-020-4632 replaces 2815-00-315-7548
  • 2815-00-020-4632 replaces 2815-00-516-9194
  • 2815-00-020-4632 replaces 2815-00-930-3650
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.

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
    J
  • Quantity per pack
    1
  • 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 $165.93 to $276.55..
Does NSN 2815-00-020-4632 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 Army, Department Of The Air Force, U.s. Marine Corps, Department Of The Navy, Kuwait, Malaysia, Thailand, Canada, Republic Of Korea, Portugal, Greece, and Turkey
What is the NIIN of NSN 2815-00-020-4632?
000204632 or 00-020-4632
Does NSN 2815-00-020-4632 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 2815-00-020-4632?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jan 01, 1963