The Shielding Gasket,electronic, cataloged under National Stock Number 5999-01-449-1908, 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 Northrop Grumman Systems Corporation Dba Electronic Systems. Government technical data includes 7 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5999-01-449-1908 |
| Primary Part Number | DD420040H07 |
| Item Name | Shielding Gasket,electronic |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Manufacturer | Northrop Grumman Systems Corporation Dba Electronic Systems |
| Status | ACTIVE |
| Environmental Protection Material Location | THROUGHOUT RF SHIELDING GASKET |
| Cross-Sectional Height | 0.250 INCHES NOMINAL IN |
| Precious Material | SILVER |
| Style Designator | RECTANGULAR |
| Cross-Sectional Shape Style | EMI |
| Precious Material and Location | EMI/RFI CONDUCTIVE PARTICLES SILVER |
| Material | UNABLE TO DECODE |
| 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 | 0.0600 lbs |
| Cube | 0.0102 cu ft |
| Part Number | Manufacturer |
|---|---|
| DD420040H07 PRIMARY | Northrop Grumman Systems Corporation Dba Electronic Systems (USA) |
| Reference | Meaning |
|---|---|
| 1918X 81-20050 | 5/1 Secondary reference Technical Wire Products, Llc Dba Twp |
| DD420040H07 | 5/9 Secondary reference Technical Wire Products, Llc Dba Twp |
NSN 5999-01-449-1908 is a Shielding Gasket,electronic, manufactured by Northrop Grumman Systems Corporation Dba Electronic Systems, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
NSN 5999-01-449-1908 has 1 manufacturer part number on file: DD420040H07 (Northrop Grumman Systems Corporation Dba Electronic Systems).
Key specifications for DD420040H07: Environmental Protection Material Location: THROUGHOUT RF SHIELDING GASKET; Cross-Sectional Height: 0.250 INCHES NOMINAL IN; Precious Material: SILVER; Style Designator: RECTANGULAR. 7 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.