The Shielding Gasket,electronic, cataloged under National Stock Number 5999-01-421-8231, 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 Ducommun Labarge Technologies, Inc.. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5999-01-421-8231 |
| Primary Part Number | 21710397 |
| Item Name | Shielding Gasket,electronic |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Manufacturer | Ducommun Labarge Technologies, Inc. |
| Status | ACTIVE |
| Style Designator | NON-CIRCULAR |
| Aperture Width | 14.265 INCHES MINIMUM AND 14.295 INCHES MAXIMUM IN |
| Aperture Length | 16.595 INCHES MINIMUM AND 16.625 INCHES MAXIMUM IN |
| Bolt Hole Quantity | 30 |
| Material | UNABLE TO DECODE |
| Hole Diameter | 0.133 INCHES MINIMUM AND 0.143 INCHES MAXIMUM 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 | 0.9800 lbs |
| Cube | 0.3190 cu ft |
| Part Number | Manufacturer |
|---|---|
| 1724-0763 | Conductive Systems, Inc. Dba Conductive Systems Inc (USA) |
| 21710397 PRIMARY | Ducommun Labarge Technologies, Inc. (USA) |
| 376-65722-000-87 | Johnson Controls Navy Systems, Llc (USA) |
NSN 5999-01-421-8231 is a Shielding Gasket,electronic, manufactured by Ducommun Labarge Technologies, Inc., classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
NSN 5999-01-421-8231 has 3 manufacturer part numbers on file: 1724-0763 (Conductive Systems, Inc. Dba Conductive Systems Inc), 21710397 (Ducommun Labarge Technologies, Inc.), 376-65722-000-87 (Johnson Controls Navy Systems, Llc).
Key specifications for 21710397: Style Designator: NON-CIRCULAR; Overall Length: 17.595 INCHES MINIMUM AND 17.625 INCHES MAXIMUM IN; Overall Width: 15.265 INCHES MINIMUM AND 15.295 INCHES MAXIMUM IN; Aperture Width: 14.265 INCHES MINIMUM AND 14.295 INCHES MAXIMUM IN. 6 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.