The Coupler-Discriminat, cataloged under National Stock Number 5820-01-148-5146, is classified within Federal Supply Class 5820 (Radio and Television Communication Equipment, Except Airborne) of the Communication, Detection, and Coherent Radiation Equipment group. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | Coupler-Discriminat |
| FSC / FSG | 5820 — Radio and Television Communication Equipment, Except Airborne (FSG 58) |
| Parameter | Value |
|---|---|
| NSN | 5820-01-148-5146 |
| Item Name | Coupler-Discriminat |
| FSC / FSG | 5820 / 58 — Radio and Television Communication Equipment, Except Airborne |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Reference | Meaning |
|---|---|
| 398701 | 5/2 Secondary reference U.S. Government activity |
| SM-D-501208 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5820-01-148-5146 is a Coupler-Discriminat, classified under FSC 5820, Radio and Television Communication Equipment, Except Airborne. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 5330-01-393-7125, 5820-01-483-1385. 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.
NSN 5820-01-148-5146 has DEMIL Code D. 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.