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Flat Washer

NSN: 5310-00-246-8769 | Model: AN902-4

A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. The hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). The thickness cannot exceed 25 percent of the largest outside dimension. When the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. The tolerance is applied to dimensions and used as a determining factor. Items with separable lamination use shim. For items fabricated from ceramic or electrically rated materials by specification or industry standards use insulator (1), washer. Excludes disk, valve, graphite impregnated and lubricated items.

NSN Properties and Flags
NATO Stock Number
5310-00-246-8769
DEMIL
NO
Cross Sectional Shape
Rectangular
Hole Diameter
0.365 inches
Edge Shape
Round
Center Hole Shape
Round
Thickness
0.066 inches
Overall Diameter
0.497 inches
Hardness Rating
Between 55.0 durometer and 65.0 durometer
Material
Rubber synthetic
Material Specification
Ams 3212 assn standard single material response

Inventory Check

The last inventory check on this NSN was done on 02/03/2024. Due to rapid changes in inventory this may not be the current stock qty.

  • New Surplus: 1153
  • New: 425

Pricing and Availability

Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.

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NSN 5310-00-246-8769 Datasheet

Supply Class (FSC):
Nuts And Washers
Cross Reference:
  • AN902-4
  • 61H492-4
  • 61H492-4
Cage Codes:
  • Aeronautical Standards Group (CAGE 88044)
  • Westinghouse Electric Corp (CAGE 79500)
  • Colt Industries Operating Corp (CAGE 48521)
Schedule B & Trade:
  • Schedule B: 4016930000 (NAICS 339991)

    Gaskets, washers and other seals, of vulcanized rubber other than hard rubber

  • SITC: 62999

    Articles of unhardened noncellular vulcanized rubber, n.E.S.

  • End Use: 12750

    Industrial rubber products

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:

    194120 - Washers/gaskets/pckg dvcs noi

  • WCC:

    573 - Bolts or nuts (iron or steel),(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:

    B - Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater

  • LTL:

    W - Rating variable

  • TCC:

    Z - No special type of cargo code applicable

NSN Management Codes:
  • SOS
    Sms
  • AAC
    V
  • Quantity per pack
    1
  • Unit of Measure
    Ea
  • Shelf Life
    N/A
  • Classification Control
    U
  • MGMT_CTL
    Sf9sx-n
  • Repariability

Questions & Answers:

What are the historical prices recorded for this stock number?
Historical data shows pricing from $1.13 to $1.89..
Does NSN 5310-00-246-8769 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 Air Force, Republic Of Korea, and Greece
What is the NIIN of NSN 5310-00-246-8769?
002468769 or 00-246-8769
Does NSN 5310-00-246-8769 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 5310-00-246-8769?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jan 01, 1963