The Shielding Gasket,electronic, cataloged under National Stock Number 5999-00-166-5918, is classified within Federal Supply Class 5999 (Miscellaneous Electrical and Electronic Components) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Raytheon Company. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5999-00-166-5918 |
| Primary Part Number | 423-202261 |
| Item Name | Shielding Gasket,electronic |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Manufacturer | Raytheon Company |
| Status | ACTIVE |
| Bolt Hole Quantity | 14 |
| Center to Center Distance Between Bolt Holes Along Length | 1.417 INCHES NOMINAL IN |
| Outside Edge to Bolt Hole Center Distance Along Length | 0.125 INCHES NOMINAL IN |
| Outside Corner Radius | 0.250 INCHES NOMINAL IN |
| Hole Diameter | 0.144 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Shelf Life Code | 0 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | X |
| Part Number | Manufacturer |
|---|---|
| 423-202261 PRIMARY | Raytheon Company (USA) |
NSN 5999-00-166-5918 is a Shielding Gasket,electronic, manufactured by Raytheon Company, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
NSN 5999-00-166-5918 has 1 manufacturer part number on file: 423-202261 (Raytheon Company).
1 possible match (shared part number, not a government interchangeability claim): 5998-01-576-2858. Verify interchangeability with system specifications before substitution.
Key specifications for 423-202261: Overall Length: 15.208 INCHES NOMINAL IN; Overall Width: 1.600 INCHES NOMINAL IN; Bolt Hole Quantity: 14; Center to Center Distance Between Bolt Holes Along Length: 1.417 INCHES NOMINAL IN. 5 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 5999-00-166-5918 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.