The Shielding Gasket,electronic, cataloged under National Stock Number 5999-01-182-2807, 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 The Boeing Company Div Defense. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5999-01-182-2807 |
| Primary Part Number | 4400012-2 |
| Item Name | Shielding Gasket,electronic |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Environmental Protection Material Location | RF SHIELDING GASKET OUTER EDGE |
| Cross-Sectional Thickness | 0.032 INCHES NOMINAL IN |
| Style Designator | CIRCULAR |
| Material Document and Classification | UNABLE TO DECODE |
| Cross-Sectional Shape Style | METAL AND SYNTHETIC RUBBER |
| Outside Diameter | 0.875 INCHES NOMINAL IN |
| Aperture Diameter | 0.515 INCHES NOMINAL IN |
| 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 | H |
| Weight | 0.0250 lbs |
| Cube | 0.0005 cu ft |
| Part Number | Manufacturer |
|---|---|
| 07-0502-6123 | Parker-Hannifin Corporation Dba Pneutronics Div Chomerics Division (USA) |
| 4400012-2 PRIMARY | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| 408-1642 | 5/9 Secondary reference Omnieon Llc |
| 4400012-2 | 3/9 Design control — primary reference Mcdonnell Douglas Corp Mcdonnell Douglas Aerospace Opns West |
| 10139585 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 5999-01-182-2807 is a Shielding Gasket,electronic, manufactured by The Boeing Company Div Defense, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
NSN 5999-01-182-2807 has 2 manufacturer part numbers on file: 07-0502-6123 (Parker-Hannifin Corporation Dba Pneutronics Div Chomerics Division), 4400012-2 (The Boeing Company Div Defense).
2 possible matches (shared part number, not a government interchangeability claim): 2840-01-428-7655, 5310-01-672-1503. Verify interchangeability with system specifications before substitution.
Key specifications for 4400012-2: Environmental Protection Material Location: RF SHIELDING GASKET OUTER EDGE; Cross-Sectional Thickness: 0.032 INCHES NOMINAL IN; Style Designator: CIRCULAR; Material Document and Classification: UNABLE TO DECODE. 8 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.