The Shielding Gasket,electronic, cataloged under National Stock Number 5999-01-321-4940, is classified within Federal Supply Class 5999 (Miscellaneous Electrical and Electronic Components) of the Electrical and Electronic Equipment Components group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5999-01-321-4940 |
| Item Name | Shielding Gasket,electronic |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Status | ACTIVE |
| Environmental Protection Material Location | THROUGHOUT RF SHIELDING GASKET |
| Style Designator | NON-CIRCULAR |
| Cross-Sectional Shape Style | EMI |
| Aperture Width | 19.270 INCHES NOMINAL IN |
| Outside Corner Bevel Length Along Width | 0.120 INCHES NOMINAL IN |
| Aperture Length | 26.830 INCHES NOMINAL IN |
| Outside Corner Bevel Length Along Length | 0.120 INCHES NOMINAL IN |
| Bolt Hole Quantity | 24 |
| Center to Center Distance Between Bolt Holes Along Length | 4.000 INCHES NOMINAL IN |
| Center to Center Distance Between Bolt Holes Along Width | 4.000 INCHES NOMINAL IN |
| Outside Edge to Bolt Hole Center Distance Along Length | 0.410 INCHES NOMINAL IN |
| Material | UNABLE TO DECODE |
| Hole Diameter | 0.279 INCHES MINIMUM AND 0.286 INCHES MAXIMUM IN |
| Outside Edge to Bolt Hole Center Distance Along Width | 0.410 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 |
| Reference | Meaning |
|---|---|
| 351D432H01 | 3/9 Design control — primary reference U.S. Government activity |
| 351D432H01 | 5/9 Secondary reference Northrop Grumman Support Services Corp |
| 351D432H01 | 5/9 Secondary reference Technical Wire Products, Llc Dba Twp |
NSN 5999-01-321-4940 is a Shielding Gasket,electronic, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
Key specifications for 5999-01-321-4940: Environmental Protection Material Location: THROUGHOUT RF SHIELDING GASKET; Style Designator: NON-CIRCULAR; Overall Length: 27.310 INCHES NOMINAL IN; Cross-Sectional Shape Style: EMI. 14 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.