The Shielding Gasket,electronic, cataloged under National Stock Number 5999-01-376-7576, 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. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5999-01-376-7576 |
| Primary Part Number | 66910659-1 |
| Item Name | Shielding Gasket,electronic |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Style Designator | CIRCULAR |
| Cross-Sectional Shape Style | EMI |
| Outside Diameter | 0.941 INCHES NOMINAL IN |
| Aperture Diameter | 0.801 INCHES NOMINAL IN |
| Cross Section Outside Diameter | 0.070 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 | J |
| Weight | 0.0100 lbs |
| Cube | 0.0009 cu ft |
| Part Number | Manufacturer |
|---|---|
| L6143 2-019 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| 66910659-1 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 2-019 L6413-70 | 5/9 Secondary reference Parker-Hannifin Corp Div O-Ring Division |
NSN 5999-01-376-7576 is a Shielding Gasket,electronic, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
NSN 5999-01-376-7576 has 2 manufacturer part numbers on file: L6143 2-019 (Parker-Hannifin Corp Div O-Ring Division), 66910659-1 (Northrop Grumman Systems Corporation).
Key specifications for 66910659-1: Style Designator: CIRCULAR; Cross-Sectional Shape Style: EMI; Outside Diameter: 0.941 INCHES NOMINAL IN; Aperture Diameter: 0.801 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.
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.