The Receiver-Transmitter,radio, cataloged under National Stock Number 5821-01-073-0668, 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 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems. Government technical data includes 13 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5821-01-073-0668 |
| Primary Part Number | 622-1559-015 |
| Item Name | Receiver-Transmitter,radio |
| FSC / FSG | 5821 / 58 — Radio and Television Communication Equipment, Airborne |
| Manufacturer | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
| Status | ACTIVE |
| Receiver Emission Type | F1 AND A3 AND A9B |
| Output Frequency Rating | 225.000 MEGAHERTZ MINIMUM AND 399.975 MEGAHERTZ MAXIMUM |
| Transmitter Channel Quantity | 7000 |
| DC Voltage Rating | 28.0 VOLTS MAXIMUM LOCATION NOT OTHERWISE SPECIFIED |
| Joint Electronics Type Designation System Item Type Number | RT-1256(V)4/ARC-171(V) |
| Joint Electronics Type Designation System Item Name | RECEIVER-TRANSMITTER,RADIO |
| Electrical Power Source Relationship | OPERATING |
| Transmitter Emission Type | F1 AND A3 AND A9B |
| Receiver Channel Quantity | 7000 |
| Input Frequency Rating | 225.000 MEGAHERTZ MINIMUM AND 399.975 MEGAHERTZ MAXIMUM |
| Transmitter Band Quantity | 1 |
| Receiver Band Quantity | 1 |
| Power Output | 30.000 WATTS MINIMUM AND 100.000 WATTS MINIMUM |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 622-1559-015 PRIMARY | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA) |
| Reference | Meaning |
|---|---|
| 622-1559 | D/9 Drawing number reference only Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
| RT-1256(V)/ARC-171(V) | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 5821-01-073-0668 is a Receiver-Transmitter,radio, manufactured by Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems, classified under FSC 5821, Radio and Television Communication Equipment, Airborne. Status: active.
NSN 5821-01-073-0668 has 1 manufacturer part number on file: 622-1559-015 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems).
1 possible match (shared part number, not a government interchangeability claim): 5821-01-122-9353. Verify interchangeability with system specifications before substitution.
Key specifications for 622-1559-015: Overall Height: 7.000 INCHES NOMINAL IN; Receiver Emission Type: F1 AND A3 AND A9B; Output Frequency Rating: 225.000 MEGAHERTZ MINIMUM AND 399.975 MEGAHERTZ MAXIMUM; Transmitter Channel Quantity: 7000. 13 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.
NSN 5821-01-073-0668 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.