The Hydrophone,sonar, cataloged under National Stock Number 5845-01-419-6992, is classified within Federal Supply Class 5845 (Underwater Sound Equipment) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Lockheed Martin Corporation Div Rms. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Item Name | Hydrophone,sonar |
| FSC / FSG | 5845 — Underwater Sound Equipment (FSG 58) |
| Manufacturers | Lockheed Martin Corporation Div Rms (CAGE 03538); L3 Technologies, Inc. Div L3harris Edo Western Corporation (CAGE 24338) |
| Parameter | Value |
|---|---|
| NSN | 5845-01-419-6992 |
| Primary Part Number | 497A80026-2 |
| Item Name | Hydrophone,sonar |
| FSC / FSG | 5845 / 58 — Underwater Sound Equipment |
| Manufacturer | Lockheed Martin Corporation Div Rms |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 497A80026-2 PRIMARY | Lockheed Martin Corporation Div Rms (USA) |
| 49221-2 | L3 Technologies, Inc. Div L3harris Edo Western Corporation (USA) |
| Reference | Meaning |
|---|---|
| 497A80026-2 | C/1 Advisory reference — outside the item-of-supply concept Lockheed Martin Corporation Div Rotary and Mission Systems |
NSN 5845-01-419-6992 is a Hydrophone,sonar, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 5845, Underwater Sound Equipment. Status: active.
NSN 5845-01-419-6992 has 2 manufacturer part numbers on file: 497A80026-2 (Lockheed Martin Corporation Div Rms), 49221-2 (L3 Technologies, Inc. Div L3harris Edo Western Corporation).
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 5845-01-419-6992 has DEMIL Code B. 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.