The Indicator,channel-Frequency, cataloged under National Stock Number 5821-01-522-1171, 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 Technical Services. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5821-01-522-1171 |
| Primary Part Number | ID-1961D/ARC-164(V) |
| Item Name | Indicator,channel-Frequency |
| FSC / FSG | 5821 / 58 — Radio and Television Communication Equipment, Airborne |
| Manufacturer | Northrop Grumman Technical Services |
| Status | ACTIVE |
| Criticality Code Justification | FEAT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| ID-1961D/ARC-164(V) | Northrop Grumman Technical Services (USA) |
| Reference | Meaning |
|---|---|
| 9990-01 | 3/9 Design control — primary reference Northrop Grumman Technical Services |
NSN 5821-01-522-1171 is a Indicator,channel-Frequency, manufactured by Northrop Grumman Technical Services, classified under FSC 5821, Radio and Television Communication Equipment, Airborne. Status: active.
NSN 5821-01-522-1171 has 1 manufacturer part number on file: ID-1961D/ARC-164(V) (Northrop Grumman Technical Services).
Key specifications for ID-1961D/ARC-164(V): Criticality Code Justification: FEAT; Special Features: NIGHT VISION COMPATIBLE, MUST NOTHAVE STRAY LIGHT ESCAPE; PANEL MOUNTED; Part Name Assigned by Controlling Agency: ID-1961D; End Item Identification: A-10; A-10A; AN/ARC-164 A. 1 specification is 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.
NSN 5821-01-522-1171 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.