The Shielding Gasket,electronic, cataloged under National Stock Number 5999-01-100-3589, 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 11 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5999-01-100-3589 |
| Primary Part Number | 43-43977 |
| 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 | AROUND SEALING GASKET APERTURE |
| Cross-Sectional Height | 6.35 MILLIMETERS NOMINAL MM |
| Inside Corner Radius | 0.250 INCHES NOMINAL IN |
| Minor Height | 6.35 MILLIMETERS NOMINAL MM |
| Style Designator | NON-CIRCULAR |
| Material Document and Classification | UNABLE TO DECODE |
| Cross-Sectional Shape Style | MESH AND COMPOSITION |
| Aperture Width | 3.120 INCHES MINIMUM AND 3.250 INCHES MAXIMUM IN |
| Minor Width | 3.18 MILLIMETERS NOMINAL MM |
| Aperture Length | 8.380 INCHES MINIMUM AND 8.500 INCHES MAXIMUM IN |
| Material | UNABLE TO DECODE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 43-43977 PRIMARY | Technical Wire Products, Llc Dba Twp (USA) |
| 75-9544 | Department of Defense Project Manager-Mobile Electric Power (USA) |
| 43-16308 | Technical Wire Products, Llc Dba Twp (USA) |
| 75-9544 PRIMARY | Rtx Corporation Div Pratt & Whitney (USA) |
| 11459006-2 | Us Army Aviation and Missile Command (USA) |
NSN 5999-01-100-3589 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 5999-01-100-3589 has 5 manufacturer part numbers on file: 43-43977 (Technical Wire Products, Llc Dba Twp), 75-9544 (Department of Defense Project Manager-Mobile Electric Power), 43-16308 (Technical Wire Products, Llc Dba Twp), 75-9544 (Rtx Corporation Div Pratt & Whitney), 11459006-2 (Us Army Aviation and Missile Command).
2 possible matches (shared part number, not a government interchangeability claim): 5999-01-292-4861, 5999-01-481-0553. Verify interchangeability with system specifications before substitution.
Key specifications for 43-43977: Environmental Protection Material Location: AROUND SEALING GASKET APERTURE; Cross-Sectional Height: 6.35 MILLIMETERS NOMINAL MM; Inside Corner Radius: 0.250 INCHES NOMINAL IN; Minor Height: 6.35 MILLIMETERS NOMINAL MM. 11 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.