The Shielding Gasket,electronic, cataloged under National Stock Number 5999-01-374-0646, 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 Technical Wire Products, Llc Dba Twp. Government technical data includes 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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: FT.
| Parameter | Value |
|---|---|
| NSN | 5999-01-374-0646 |
| Primary Part Number | 21-43910 |
| Item Name | Shielding Gasket,electronic |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Manufacturer | Technical Wire Products, Llc Dba Twp |
| Status | ACTIVE |
| Environmental Protection Material Location | THROUGHOUT RF SHIELDING GASKET |
| Surface Treatment Document and Classification | UNABLE TO DECODE |
| Material Document and Classification | UNABLE TO DECODEUNABLE TO DECODE |
| Cross-Sectional Shape Style | MESH AND COMPOSITION |
| Cross Section Outside Diameter | 0.172 INCHES MINIMUM AND 0.204 INCHES MAXIMUM IN |
| 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 | FT |
| Acquisition advice code | JZ |
| Weight | 0.1000 lbs |
| Cube | 0.0003 cu ft |
| Part Number | Manufacturer |
|---|---|
| 21-43910 | Technical Wire Products, Llc Dba Twp (USA) |
| 01-0404-0630 | Parker-Hannifin Corporation Dba Pneutronics Div Chomerics Division (USA) |
| Reference | Meaning |
|---|---|
| SM-A-801149-3 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5999-01-374-0646 is a Shielding Gasket,electronic, manufactured by Technical Wire Products, Llc Dba Twp, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
NSN 5999-01-374-0646 has 2 manufacturer part numbers on file: 21-43910 (Technical Wire Products, Llc Dba Twp), 01-0404-0630 (Parker-Hannifin Corporation Dba Pneutronics Div Chomerics Division).
Key specifications for 21-43910: Environmental Protection Material Location: THROUGHOUT RF SHIELDING GASKET; Surface Treatment Document and Classification: UNABLE TO DECODE; Material Document and Classification: UNABLE TO DECODEUNABLE TO DECODE; Cross-Sectional Shape Style: MESH AND COMPOSITION. 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.