The Transformer, cataloged under National Stock Number 5950-00-989-2790, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Acopian Technical Company. The record lists 1 manufacturer part number 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.
| Item Name | Transformer |
| FSC / FSG | 5950 — Coils and Transformers (FSG 59) |
| Manufacturers | Acopian Technical Company (CAGE 14749) |
| Parameter | Value |
|---|---|
| NSN | 5950-00-989-2790 |
| Primary Part Number | LL20 |
| Item Name | Transformer |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Acopian Technical Company |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Part Number | Manufacturer |
|---|---|
| LL20 PRIMARY | Acopian Technical Company (USA) |
NSN 5950-00-989-2790 is a Transformer, manufactured by Acopian Technical Company, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-989-2790 has 1 manufacturer part number on file: LL20 (Acopian Technical Company).
2 possible matches (shared part number, not a government interchangeability claim): 6650-01-616-3403, 5340-01-642-3280. Verify interchangeability with system specifications before substitution.
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.