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Electronic Shielding Gasket

NSN: 5999-01-249-9068 | Model: M28840/24BB

A shaped metallic item designed to increase the effectiveness of radio frequency/electromagnetic interference, or a nonmetallic item containing a wire mesh, metal, or other electrically conductive particles designed to provide environmental sealing and radio frequency/electromagnetic interference shielding. For bulk items see wire mesh, knitted or gasketing material, conductive.

NSN Properties and Flags
NATO Stock Number
5999-01-249-9068
DEMIL
NO
Cross Sectional Shape
Emi
Hole Diameter
Between 0.110 inches and 0.130 inches
Overall Length
Between 1.138 inches and 1.154 inches
Overall Width
Between 1.138 inches and 1.154 inches
Aperture Diameter
Between 0.875 inches and 0.891 inches
Outside Corner Radius
Between 0.131 inches and 0.151 inches
Center To Center Distance Between Bolt Holes Along Width
Between 0.833 inches and 0.853 inches
Center To Center Distance Between Bolt Holes Along Length
Between 0.833 inches and 0.853 inches
Outside Edge To Bolt Hole Center Distance Along Width
0.151 inches
Outside Edge To Bolt Hole Center Distance Along Length
0.151 inches
Cross-sectional Height
Between 0.026 inches and 0.036 inches
Bolt Hole Quantity
4
Environmental Protection Material Location
Throughout rf shielding gasket
Material
Rubber silicone class q environmental seal
Material Specification
Zz-r-765 class 3, grade 30 federal specification single material response environmental seal
Style Designator
Non-circular
Test Data Document
81349-mil-c-28840 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).
Specification Data
81349-mil-c-28840/24 government specification
Recent Solicitations
Solicitation Return by Date Buyer Code Quantity
SPE7M218T1723 2018-02-12 PMCMV 250 EA
SPE7M217T4293 2017-08-14 PMCMV 50 EA

Inventory Check

The last inventory check on this NSN was done on 03/13/2023. Due to rapid changes in inventory this may not be the current stock qty.

  • New Surplus: 1
  • New: 339

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 5999-01-249-9068 Datasheet

Supply Class (FSC):
Miscellaneous Electrical And Electronic Components
Cross Reference:
  • M28840/24BB
  • MIL-DTL-28840/24
  • MIL-C-28840/24
Cage Codes:
  • Military Specifications (CAGE 81349)
Schedule B & Trade:
  • Schedule B: 8543909000 (NAICS 335999)

    Electrical machines and apparatus parts, nesoi

  • SITC: 77879

    Parts of electrical machines and apparatus, having individual functions, n.E.S.

  • End Use: 20005

    Electric apparatus

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.

ADPE

- Represents items with no adp components

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:

    062800 - Radio/tv receiving set chassis etc

  • WCC:

    723 - Radio parts and equipment, excluding tubes packed separately

  • 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:

    H - Instruments/equipment/supplies for radio, communications, electrical, laboratory, etc. (includes signal corps)

  • LTL:

    M - 85.0

  • TCC:

    Z - No special type of cargo code applicable

NSN Management Codes:
  • SOS
    Sms
  • AAC
    D
  • Quantity per pack
    1
  • Unit of Measure
    Ea
  • Shelf Life
    240 mo.
  • Classification Control
    U
  • MGMT_CTL
    9b-----
  • Repariability

Questions & Answers:

What are the historical prices recorded for this stock number?
Historical data shows pricing from $110.16 to $183.60..
Does NSN 5999-01-249-9068 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, Spain, and Canada
What is the NIIN of NSN 5999-01-249-9068?
012499068 or 01-249-9068
Does NSN 5999-01-249-9068 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 5999-01-249-9068?
Solicitation SPE7M218T1723 for qty 250 on 02/02/2018
When was this national stock number assigned to the federal catalog?
Feb 20, 1987