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NationalStockNumber.INFO

Worldwide distributor of NSN parts and consumables located in the USA.

Piston Ring

NSN: 2805-00-271-8980 | Model: A55461

A circular, single or multipiece item, metallic or nonmetallic in composition, designed to be fitted in a circumferential groove in a piston and to spring outward against the cylinder wall to function as a seal or wiper. It is supplied in various cross-sectional shapes and is cut through at one point to allow for installation in the piston ring groove. It may include an expander. Excludes packing, preformed; retainer, oil seal; retainer, packing; ring, retaining; ring wiper; and seal ring, metal.

NSN Properties and Flags
NATO Stock Number
2805-00-271-8980
DEMIL
NO
Cross Sectional Shape
Plain rectangular, straight face
Ring Style
Concentric
Radial Wall Thickness
Between 0.2230 inches and 0.2330 inches
Overall Width
0.0905 inches
Standard Bore Diameter
6.375 inches
Joint Style
Vertical joint
Material
Iron
Surface Treatment
Chromium
Fsc Application Data
Piston, gasoline engine

Pricing and Availability

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NSN 2805-00-271-8980 Datasheet

Supply Class (FSC):
Except Aircraft; And Components Gasoline Reciprocating Engines
Cross Reference:
  • A55461
  • A64000
Cage Codes:
  • Capitol Engine Co Inc (CAGE 78047)
  • Sasco Inc Canadian Div (CAGE 58275)
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.

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 $21.06 to $35.10..
Does NSN 2805-00-271-8980 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Republic Of Korea
What is the NIIN of NSN 2805-00-271-8980?
002718980 or 00-271-8980
Does NSN 2805-00-271-8980 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 2805-00-271-8980?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jan 01, 1963