PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

477-109Shielding Gasket,electronic

Eldec Aerospace Corp · NSN 5999-01-229-2866 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-01-229-2866 — this item is cataloged by the U.S. Government under National Stock Number 5999-01-229-2866. Primary manufacturer part number: 477-109.
Features
  • Shielding Gasket,electronic — FSC 5999
  • Bolt Hole Quantity: 3
  • Style Designator: NON-CIRCULAR
  • Material: UNABLE TO DECODE
  • Outside Edge to Bolt Hole Center Distance Along Length: 0.300 INCHES NOMINAL IN
  • Cross-Sectional Height: 0.062 INCHES NOMINAL IN
  • Center to Center Distance Between Bolt Holes Along Length: 1.940 INCHES NOMINAL IN
  • Material: UNABLE TO DECODE
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Unable to Decode construction
General Description

The Shielding Gasket,electronic, cataloged under National Stock Number 5999-01-229-2866, is classified within Federal Supply Class 5999 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Eldec Aerospace Corp. Government technical data includes 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5999-01-229-2866
Primary Part Number477-109
Item NameShielding Gasket,electronic
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerEldec Aerospace Corp
StatusACTIVE
Bolt Hole Quantity3
Style DesignatorNON-CIRCULAR
MaterialUNABLE TO DECODE
Outside Edge to Bolt Hole Center Distance Along Length0.300 INCHES NOMINAL IN
Cross-Sectional Height0.062 INCHES NOMINAL IN
Center to Center Distance Between Bolt Holes Along Length1.940 INCHES NOMINAL IN
MaterialUNABLE TO DECODE
Bolt Hole Centerline to Nearest Edge Distance0.270 INCHES NOMINAL IN
Cross-Sectional Shape StyleWIRE AND COMPOSITION
Environmental Protection Material LocationTHROUGHOUT RF SHIELDING GASKET
Hole Diameter0.171 INCHES NOMINAL IN
Bolt Hole Quantity3
Style DesignatorNON-CIRCULAR
MaterialUNABLE TO DECODE
Outside Edge to Bolt Hole Center Distance Along Length0.300 INCHES NOMINAL IN
Cross-Sectional Height0.062 INCHES NOMINAL IN
Center to Center Distance Between Bolt Holes Along Length1.940 INCHES NOMINAL IN
MaterialUNABLE TO DECODE
Bolt Hole Centerline to Nearest Edge Distance0.270 INCHES NOMINAL IN
Cross-Sectional Shape StyleWIRE AND COMPOSITION
Environmental Protection Material LocationTHROUGHOUT RF SHIELDING GASKET
Hole Diameter0.171 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality Code1
Unit of IssueEA
SMR CodeJZ
Verified Substitutes 3
5950-00-942-7230 INTERCHANGEABLE
Transformer,power
5999-01-222-8427 INTERCHANGEABLE
Gasketing Material,conductive
5999-01-229-2868477-228 INTERCHANGEABLE
Shielding Gasket,electronic
Eldec Aerospace Corp
Cross-Reference Index
Part NumberManufacturer
477-109 Litton Korea Co.,ltd (KOR)
88-12282 Technical Wire Products, Llc Dba Twp (USA)
477-109 Litton Korea Ltd Division of Litton Industries Inc. (KOR)
477-109 PRIMARY Eldec Aerospace Corp (USA)
Related Parts
5950-00-942-7230INTERCHANGEABLE
TRANSFORMER,POWER
5999-01-222-8427INTERCHANGEABLE
GASKETING MATERIAL,CONDUCTIVE
5999-01-229-2868INTERCHANGEABLE
SHIELDING GASKET,ELECTRONIC
477-228

Frequently Asked Questions

What is NSN 5999-01-229-2866?

NSN 5999-01-229-2866 is a Shielding Gasket,electronic, manufactured by Eldec Aerospace Corp, classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-01-229-2866?

NSN 5999-01-229-2866 has 4 cross-referenced part numbers: 477-109 (Litton Korea Co.,ltd), 88-12282 (Technical Wire Products, Llc Dba Twp), 477-109 (Litton Korea Ltd Division of Litton Industries Inc.), 477-109 (Eldec Aerospace Corp).

What NSN replaces 5999-01-229-2866?

There are 3 known substitutes for 5999-01-229-2866: 5950-00-942-7230, 5999-01-222-8427, 5999-01-229-2868. Verify interchangeability with system specifications before substitution.

What are the specifications of 477-109?

Key specifications for 477-109: Bolt Hole Quantity: 3; Style Designator: NON-CIRCULAR; Material: UNABLE TO DECODE; Outside Edge to Bolt Hole Center Distance Along Length: 0.300 INCHES NOMINAL IN. 26 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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