The Inductor,variable, cataloged under National Stock Number 5950-01-028-5425, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Ballantine Laboratories Inc. The record lists 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-01-028-5425 |
| Primary Part Number | 03-03111-1 |
| Item Name | Inductor,variable |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Ballantine Laboratories Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 03-03111-1 PRIMARY | Ballantine Laboratories Inc (USA) |
| 10105385-18 | Us Army Aviation and Missile Command (USA) |
| 03-03111-1A | Ballantine Laboratories Inc (USA) |
| Reference | Meaning |
|---|---|
| 10105385-18 | 5/1 Secondary reference Ballantine Laboratories Inc |
NSN 5950-01-028-5425 is a Inductor,variable, manufactured by Ballantine Laboratories Inc, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-028-5425 has 3 manufacturer part numbers on file: 03-03111-1 (Ballantine Laboratories Inc), 10105385-18 (Us Army Aviation and Missile Command), 03-03111-1A (Ballantine Laboratories Inc).
1 possible match (shared part number, not a government interchangeability claim): 3040-01-232-3663. Verify interchangeability with system specifications before substitution.
Key specifications for 03-03111-1: End Item Identification: 4935001339770. 0 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.
NSN 5950-01-028-5425 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.