The Top Cover Assy, cataloged under National Stock Number 5340-01-485-2021, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active. Unit of issue: EA.
| Item Name | Top Cover Assy |
| FSC / FSG | 5340 — Hardware, Commercial (FSG 53) |
| Manufacturers | Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit (CAGE 09004) |
| Parameter | Value |
|---|---|
| NSN | 5340-01-485-2021 |
| Primary Part Number | 43484 |
| Item Name | Top Cover Assy |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 43484 PRIMARY | Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit (USA) |
NSN 5340-01-485-2021 is a Top Cover Assy, manufactured by Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-485-2021 has 1 manufacturer part number on file: 43484 (Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit).
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.