The Shielding Gasket,electronic, cataloged under National Stock Number 5999-01-412-9940, 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 11 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5999-01-412-9940 |
| Primary Part Number | 5265813-001 |
| 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 |
| Precious Material | SILVER |
| Style Designator | NON-CIRCULAR WITH SLOTS |
| Material Document and Classification | UNABLE TO DECODE |
| Cross-Sectional Shape Style | EMI |
| Aperture Width | 11.973 INCHES NOMINAL IN |
| Aperture Length | 3.200 INCHES MINIMUM AND 3.600 INCHES MAXIMUM IN |
| Precious Material and Location | EMI/RFI CONDUCTIVE PARTICLES SILVER |
| Cross Section Outside Diameter | 0.360 INCHES NOMINAL IN |
| Outside Corner Radius | 0.300 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 | J |
| Part Number | Manufacturer |
|---|---|
| 5265813-001 PRIMARY | Naval Sea Systems Command (USA) |
| 19-24-33335-1215 | Parker-Hannifin Corporation Dba Pneutronics Div Chomerics Division (USA) |
| Reference | Meaning |
|---|---|
| 5265813-001 | 5/9 Secondary reference Parker-Hannifin Corporation Dba Pneutronics Div Chomerics Division |
| 5265813-001 | 5/9 Secondary reference Technical Wire Products, Llc Dba Twp |
NSN 5999-01-412-9940 is a Shielding Gasket,electronic, manufactured by Naval Sea Systems Command, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
NSN 5999-01-412-9940 has 2 manufacturer part numbers on file: 5265813-001 (Naval Sea Systems Command), 19-24-33335-1215 (Parker-Hannifin Corporation Dba Pneutronics Div Chomerics Division).
Key specifications for 5265813-001: Environmental Protection Material Location: THROUGHOUT RF SHIELDING GASKET; Precious Material: SILVER; Style Designator: NON-CIRCULAR WITH SLOTS; Material Document and Classification: UNABLE TO DECODE. 11 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.