The Tuner,radio Frequency, cataloged under National Stock Number 5820-00-669-9921, is classified within Federal Supply Class 5820 (Radio and Television Communication Equipment, Except Airborne) of the Communication, Detection, and Coherent Radiation Equipment group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5820-00-669-9921 |
| Item Name | Tuner,radio Frequency |
| FSC / FSG | 5820 / 58 — Radio and Television Communication Equipment, Except Airborne |
| Status | ACTIVE |
| Circuit Construction Type | ELECTRON TUBE |
| FSC Application Data | RADAR EQUIPMENT,AIRBORNE |
| Inclosure Type | ENCASED |
| Frequency Per Channel | 50.0 MEGAHERTZ MINIMUM OPERATING CHANNEL AND 100.0 MEGAHERTZ MAXIMUM OPERATING CHANNEL |
| Connection Type | COAXIAL RECEPTACLE AND POWER RECEPTACLE FRONT |
| Connection Contact Type and Quantity | 2 RECEPTACLE, COAXIAL EXTERNAL AND 1 RECEPTACLE, POWER EXTERNAL |
| Basic Shape Style | RECTANGULAR OR SQUARE |
| Variation Frequency Rating in Decibels | 6.0 |
| Frequency Shift | 5.0 MEGAHERTZ |
| Installation Design | RACK |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 522-0235-006 | 3/9 Design control — primary reference Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
| TN200APR13 | 5/1 Secondary reference U.S. Government activity |
NSN 5820-00-669-9921 is a Tuner,radio Frequency, classified under FSC 5820, Radio and Television Communication Equipment, Except Airborne. Status: active.
Key specifications for 5820-00-669-9921: Circuit Construction Type: ELECTRON TUBE; Overall Height: 7.750 INCHES NOMINAL IN; FSC Application Data: RADAR EQUIPMENT,AIRBORNE; Inclosure Type: ENCASED. 10 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 5820-00-669-9921 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.