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Piston Ring

NSN: 2805-00-033-6052 | Model: 61749

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
2805-00-033-6052
DEMIL
NO
Cross Sectional Shape
Beveled face, double scraper, ventilated oil control
Ring Style
Concentric
Radial Wall Thickness
0.1050 inches
Overall Width
Between 0.1860 inches and 0.1865 inches
Standard Bore Diameter
2.250 inches
Bore Diameter Oversize
0.030 inches
Oil Passage Type And Quantity
6 slot horizontally through ring
Material
Iron
Fsc Application Data
Gasoline engine, nonaircraft

Pricing and Availability

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NSN 2805-00-033-6052 Datasheet

Supply Class (FSC):
Except Aircraft; And Components Gasoline Reciprocating Engines
Cross Reference:
  • 61749
  • 7994269
  • 13S22
Cage Codes:
  • Briggs and Stratton Corp (CAGE 08645)
  • U S Army Tank Automotive Command (CAGE 19207)
  • Spirolox, Inc. (CAGE 80756)
Replacements:
  • 2805-00-033-6052 replaces 2805-00-338-2811
  • 2805-00-033-6052 replaces 2805-00-422-8832
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:

    126700 - Piston rings, iron

  • SHC:

    5 - Low sensitivity, category iv, aa&e, unclassified

  • WCC:

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

  • ADC:

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

  • LCL:

    M - 85.0

  • LTL:

    M - 85.0

  • ACC:

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

  • TCC:

    Z - No special type of cargo code applicable

Questions & Answers:

What are the historical prices recorded for this stock number?
No pre-dated pricing for this NSN could be found.
Does NSN 2805-00-033-6052 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Portugal, Denmark, Greece, and Turkey
What is the NIIN of NSN 2805-00-033-6052?
000336052 or 00-033-6052
Does NSN 2805-00-033-6052 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 2805-00-033-6052?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jan 01, 1963