The Receiver-Transmitter,radio, cataloged under National Stock Number 5820-01-346-4524, 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 Undersea Systems International, Inc. Dba Ocean Technology Systems. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5820-01-346-4524 |
| Primary Part Number | 900407-000 |
| Item Name | Receiver-Transmitter,radio |
| FSC / FSG | 5820 / 58 — Radio and Television Communication Equipment, Except Airborne |
| Manufacturer | Undersea Systems International, Inc. Dba Ocean Technology Systems |
| Status | ACTIVE |
| Criticality Code Justification | FEAT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 900407-000 PRIMARY | Undersea Systems International, Inc. Dba Ocean Technology Systems (USA) |
| Reference | Meaning |
|---|---|
| SSB1000P | 5/9 Secondary reference Mar-Vel International, Inc. Dba Mar-Vel Underwater Equip |
| SSB1000P | 5/9 Secondary reference Undersea Systems International, Inc. Dba Ocean Technology Systems |
NSN 5820-01-346-4524 is a Receiver-Transmitter,radio, manufactured by Undersea Systems International, Inc. Dba Ocean Technology Systems, classified under FSC 5820, Radio and Television Communication Equipment, Except Airborne. Status: active.
NSN 5820-01-346-4524 has 1 manufacturer part number on file: 900407-000 (Undersea Systems International, Inc. Dba Ocean Technology Systems).
Key specifications for 900407-000: Criticality Code Justification: FEAT; Special Features: UNDERWATER LIFE SUPPORT IAW NAVSEA INSTRUCTION 10560.2B; End Item Identification: AGA DIVATOR II COMM. 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 5820-01-346-4524 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.