The Demultiplexer, cataloged under National Stock Number 5821-01-357-4404, is classified within Federal Supply Class 5821 (Radio and Television Communication Equipment, Airborne) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 3 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5821-01-357-4404 |
| Primary Part Number | 10-179889-1 |
| Item Name | Demultiplexer |
| FSC / FSG | 5821 / 58 — Radio and Television Communication Equipment, Airborne |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| FSC Application Data | AIRBORNE RADIO |
| Joint Electronics Type Designation System Item Type Number | SB-4370/ARW-83(V) |
| Joint Electronics Type Designation System Item Name | DEMULTIPLEXER |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | N |
| Part Number | Manufacturer |
|---|---|
| 10-179889-1 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| SB-4370/ARW-83(V) | 5/2 Secondary reference U.S. Government activity |
NSN 5821-01-357-4404 is a Demultiplexer, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5821, Radio and Television Communication Equipment, Airborne. Status: active.
NSN 5821-01-357-4404 has 1 manufacturer part number on file: 10-179889-1 (Northrop Grumman Systems Corporation).
Key specifications for 10-179889-1: FSC Application Data: AIRBORNE RADIO; Joint Electronics Type Designation System Item Type Number: SB-4370/ARW-83(V); Joint Electronics Type Designation System Item Name: DEMULTIPLEXER; End Item Identification: RADIO REMOTE RECEIVING SET AN/ARW-83(V). 3 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.