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Piston Ring

NSN: 2520-01-143-8992 | Model: AT37793

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
2520-01-143-8992
DEMIL
NO
Cross Sectional Shape
Plain rectangular, straight face
Ring Style
Concentric
End Application
3805-00-283-2749

Parts List for Scoop Type Loader  

Other components in the assembly of NSN 3805-00-283-2749

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NSN 2520-01-143-8992 Datasheet

Supply Class (FSC):
Vehicular Power Transmission Components
Cross Reference:
  • AT37793
  • AT37793
Cage Codes:
  • Deere & Company (CAGE 75755)
  • Deere & Co (CAGE 75160)
Schedule B & Trade:
  • Schedule B: 8483909500 (NAICS 333613)

    Parts, nesoi, of bearing housings & plain shaft bearings, housed bearings, clutches, universal joints, flywheels and transmission shafts

  • SITC: 74890

    Parts, n.E.S., for transmission shafts and cranks, bearing housings, gears, gearing, ball screws, gear boxes, flywheels and pulleys, clutches, etc.

  • End Use: 21180

    Industrial machines, other

Identification:
HMIC

P - Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of federal standard 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.

PMIC

A - Item does not contain precious metal.

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

  • WCC:

    594 - Pumps 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.

  • LTL:

    M - 85.0

  • LCL:

    P - 77.5

  • 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

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

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $59.33 to $98.89..
Does NSN 2520-01-143-8992 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 Navy, and Greece
What is the NIIN of NSN 2520-01-143-8992?
011438992 or 01-143-8992
Does NSN 2520-01-143-8992 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 2520-01-143-8992?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Dec 10, 1982