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Piston Ring

NSN: 4310-00-414-7974 | Model: 032590-X1
ITAR Registered seal

A circular, single or multiplier 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
4310-00-414-7974
DEMIL
Yes - ITAR Controlled
Cross Sectional Shape
Double inside bevel, straight face
Ring Style
Concentric
Radial Wall Thickness
0.1250 inches
Overall Width
0.1875 inches
Standard Bore Diameter
4.000 inches
Joint Style
Step joint
End Application
HARN-IS-CHF-EGER
Material
Steel
Surface Treatment
Oxide

Pricing and Availability

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NSN 4310-00-414-7974 Datasheet

Supply Class (FSC):
Compressors And Vacuum Pumps
Cross Reference:
  • 032590-X1
  • C646001
  • 3435846C1
  • C646001
Cage Codes:
  • Trw Inc (CAGE 77640)
  • Morris Material Handling, Inc. (CAGE 27315)
  • Navistar Intl Corp (CAGE 92679)
Schedule B & Trade:
  • Schedule B: 8414902095 (NAICS 333912)

    Parts nesoi, of compressors other than refrigerating and air conditioning compressors

  • SITC: 74380

    Parts for air or vacuum pumps, air or other gas compressors and fans; parts of ventilating, recycling or cooker hoods incorporating a fan

  • End Use: 21100

    Industrial engines

Identification:
HMIC

N - Indicates there is no data in the humors 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

  • 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
    J
  • Quantity per pack
    1
  • Unit of Measure
    Ea
  • Shelf Life
    N/A
  • Classification Control
    U
  • MGMT_CTL
    J2200X-
  • Repariability
    Item requires special handling or condemnation procedures for specific reasons, such as precious metal content, high dollar value, critical material, or hazardous materiel. refer to appropriate manuals or directives for specific instructions.

Questions & Answers:

What are the historical prices recorded for this stock number?
Historical data shows pricing from $64.44 to $107.39..
Does NSN 4310-00-414-7974 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, and Israel
What is the NIIN of NSN 4310-00-414-7974?
004147974 or 00-414-7974
Does NSN 4310-00-414-7974 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 4310-00-414-7974?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Nov 09, 1970