The Receiver-Transmitter,radio, cataloged under National Stock Number 5821-00-082-3699, is classified within Federal Supply Class 5821 (Radio and Television Communication Equipment, Airborne) of the Communication, Detection, and Coherent Radiation Equipment group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5821-00-082-3699 |
| Item Name | Receiver-Transmitter,radio |
| FSC / FSG | 5821 / 58 — Radio and Television Communication Equipment, Airborne |
| Status | ACTIVE |
| FSC Application Data | RECEIVERJTRANSMITTER,RADIO,EXCEPT NAVIGATION,AIRBORNE |
| Receiver Emission Type | A3 |
| Output Frequency Rating | 225.000 MEGAHERTZ MINIMUM AND 399.900 MEGAHERTZ MAXIMUM |
| Transmitter Channel Quantity | 1750 |
| DC Voltage Rating | 27.5 VOLTS NOMINAL LOCATION NOT OTHERWISE SPECIFIED |
| Joint Electronics Type Designation System Item Type Number | TYPE NO. RT-702/ARC-51X |
| Joint Electronics Type Designation System Item Name | RECEIVER-TRANSMITTER,RADIO |
| Electrical Power Source Relationship | OPERATING |
| Transmitter Emission Type | A3 |
| Receiver Channel Quantity | 1750 |
| Input Frequency Rating | 225.000 MEGAHERTZ MINIMUM AND 399.900 MEGAHERTZ MAXIMUM |
| Transmitter Band Quantity | 1 |
| Receiver Band Quantity | 1 |
| Power Output | 28.000 WATTS MAXIMUM |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL C — Remove/Demil Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| RT702ARC51X | 5/1 Secondary reference U.S. Government activity |
| MILR22659 | 4/1 Identification reference U.S. Government activity |
| RT702ARC51X | 2/2 Government specification standardization U.S. Government activity |
NSN 5821-00-082-3699 is a Receiver-Transmitter,radio, classified under FSC 5821, Radio and Television Communication Equipment, Airborne. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 5821-00-082-3700, 5999-00-082-3701. Verify interchangeability with system specifications before substitution.
Key specifications for 5821-00-082-3699: Overall Height: 9.500 INCHES NOMINAL IN; FSC Application Data: RECEIVERJTRANSMITTER,RADIO,EXCEPT NAVIGATION,AIRBORNE; Receiver Emission Type: A3; Output Frequency Rating: 225.000 MEGAHERTZ MINIMUM AND 399.900 MEGAHERTZ MAXIMUM. 14 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 5821-00-082-3699 has DEMIL Code C. 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.