The Shielding Gasket,electronic, cataloged under National Stock Number 5999-01-244-0484, 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 Naval Sea Systems Command. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5999-01-244-0484 |
| Primary Part Number | 5550939-8 |
| Item Name | Shielding Gasket,electronic |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Environmental Protection Material Location | THROUGHOUT RF SHIELDING GASKET |
| Style Designator | NON-CIRCULAR |
| Cross-Sectional Shape Style | MESH AND COMPOSITION |
| Aperture Diameter | 1.182 INCHES MINIMUM AND 1.197 INCHES MAXIMUM IN |
| Bolt Hole Quantity | 4 |
| Center to Center Distance Between Bolt Holes Along Length | 1.062 INCHES NOMINAL IN |
| Surface Treatment | UNABLE TO DECODE |
| Center to Center Distance Between Bolt Holes Along Width | 1.062 INCHES NOMINAL IN |
| Outside Edge to Bolt Hole Center Distance Along Length | 0.188 INCHES NOMINAL IN |
| Cross Section Outside Diameter | 0.045 INCHES NOMINAL IN |
| Outside Corner Radius | 0.188 INCHES NOMINAL IN |
| Material | UNABLE TO DECODE |
| Hole Diameter | 0.125 INCHES NOMINAL IN |
| Outside Edge to Bolt Hole Center Distance Along Width | 0.188 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Shelf Life Code | 0 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | JN |
| Weight | 0.0002 lbs |
| Cube | 0.0000 cu ft |
| Part Number | Manufacturer |
|---|---|
| T356007108 | Lockheed Martin Librascope Corporation (USA) |
| 5550939-8 PRIMARY | Naval Sea Systems Command (USA) |
| SSCG-A-11-W | Spira Manufacturing Corporation Dba Spira Manufacturing Corp (USA) |
NSN 5999-01-244-0484 is a Shielding Gasket,electronic, manufactured by Naval Sea Systems Command, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
NSN 5999-01-244-0484 has 3 manufacturer part numbers on file: T356007108 (Lockheed Martin Librascope Corporation), 5550939-8 (Naval Sea Systems Command), SSCG-A-11-W (Spira Manufacturing Corporation Dba Spira Manufacturing Corp).
Key specifications for 5550939-8: Environmental Protection Material Location: THROUGHOUT RF SHIELDING GASKET; Style Designator: NON-CIRCULAR; Overall Length: 1.437 INCHES NOMINAL IN; Cross-Sectional Shape Style: MESH AND COMPOSITION. 14 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.
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.