The Circuit,selector, cataloged under National Stock Number 5820-01-296-3789, is classified within Federal Supply Class 5820 (Radio and Television Communication Equipment, Except Airborne) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is L-3 Communications Microdyne. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 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 | 5820-01-296-3789 |
| Primary Part Number | 101-178 |
| Item Name | Circuit,selector |
| FSC / FSG | 5820 / 58 — Radio and Television Communication Equipment, Except Airborne |
| Manufacturer | L-3 Communications Microdyne |
| Status | ACTIVE |
| FSC Application Data | ADAPTER |
| 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 |
|---|---|
| 101-178 PRIMARY | L-3 Communications Microdyne (USA) |
NSN 5820-01-296-3789 is a Circuit,selector, manufactured by L-3 Communications Microdyne, classified under FSC 5820, Radio and Television Communication Equipment, Except Airborne. Status: active.
NSN 5820-01-296-3789 has 1 manufacturer part number on file: 101-178 (L-3 Communications Microdyne).
1 possible match (shared part number, not a government interchangeability claim): 1680-01-707-4599. Verify interchangeability with system specifications before substitution.
Key specifications for 101-178: FSC Application Data: ADAPTER; End Item Identification: METEOROLOGICAL. 1 specification is 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 5820-01-296-3789 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.