The Receiver-Transmitter Set,radio, cataloged under National Stock Number 5820-01-507-3973, is classified within Federal Supply Class 5820 (Radio and Television Communication Equipment, Except Airborne) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Thales Defense & Security Inc Dba Thales Communications Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5820-01-507-3973 |
| Primary Part Number | PRC6991-BBS-BAS |
| Item Name | Receiver-Transmitter Set,radio |
| FSC / FSG | 5820 / 58 — Radio and Television Communication Equipment, Except Airborne |
| Manufacturer | Thales Defense & Security Inc Dba Thales Communications Inc |
| Status | ACTIVE |
| Functional Description | MBITR-URBAN, 2 METRE ENCRYPTED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| PRC6991-BBS-BAS PRIMARY | Thales Defense & Security Inc Dba Thales Communications Inc (USA) |
| Reference | Meaning |
|---|---|
| 4101195-501 | 5/9 Secondary reference Thales Defense & Security Inc Dba Thales Communications Inc |
NSN 5820-01-507-3973 is a Receiver-Transmitter Set,radio, manufactured by Thales Defense & Security Inc Dba Thales Communications Inc, classified under FSC 5820, Radio and Television Communication Equipment, Except Airborne. Status: active.
NSN 5820-01-507-3973 has 1 manufacturer part number on file: PRC6991-BBS-BAS (Thales Defense & Security Inc Dba Thales Communications Inc).
Key specifications for PRC6991-BBS-BAS: Functional Description: MBITR-URBAN, 2 METRE ENCRYPTED; End Item Identification: AN/PRC-148(V)2(C). 1 specification is 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 5820-01-507-3973 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.