The Shielding Gasket,electronic, cataloged under National Stock Number 5999-01-357-8901, 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 Frontgrade Technologies Inc.. Government technical data includes 9 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5999-01-357-8901 |
| Primary Part Number | 660026 |
| Item Name | Shielding Gasket,electronic |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Manufacturer | Frontgrade Technologies Inc. |
| Status | ACTIVE |
| Environmental Protection Material Location | THROUGHOUT RF SHIELDING GASKET |
| Cross-Sectional Height | 0.041 INCHES NOMINAL IN |
| Precious Material | SILVER |
| Style Designator | CIRCULAR |
| Cross-Sectional Shape Style | EMI |
| Outside Diameter | 0.151 INCHES NOMINAL IN |
| Aperture Diameter | 0.117 INCHES NOMINAL IN |
| Precious Material and Location | EMI/RFI CONDUCTIVE PARTICLES SILVER |
| Material | UNABLE TO DECODEUNABLE 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 | 0.0100 lbs |
| Cube | 0.0010 cu ft |
| Part Number | Manufacturer |
|---|---|
| 660026 | Frontgrade Technologies Inc. (USA) |
| Reference | Meaning |
|---|---|
| 339148-1 | 3/9 Design control — primary reference Northrop Grumman Systems Corporation Div Es Defensive Systems Division |
| 660026 | 5/9 Secondary reference Kevlin Corporation Dba Cobham Sensor Systems Div Kevlin Division |
NSN 5999-01-357-8901 is a Shielding Gasket,electronic, manufactured by Frontgrade Technologies Inc., classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
NSN 5999-01-357-8901 has 1 manufacturer part number on file: 660026 (Frontgrade Technologies Inc.).
Key specifications for 660026: Environmental Protection Material Location: THROUGHOUT RF SHIELDING GASKET; Cross-Sectional Height: 0.041 INCHES NOMINAL IN; Precious Material: SILVER; Style Designator: CIRCULAR. 9 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.