The Microwave Gain Horn, cataloged under National Stock Number 6940-01-200-0174, is classified within Federal Supply Class 6940 (Communication Training Devices) of the Training Aids and Devices group. The manufacturer of record is Meggitt Safety Systems Inc. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Item Name | Microwave Gain Horn |
| FSC / FSG | 6940 — Communication Training Devices (FSG 69) |
| Manufacturers | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (CAGE 26916); Meggitt Safety Systems Inc (CAGE 25693) |
| Parameter | Value |
|---|---|
| NSN | 6940-01-200-0174 |
| Primary Part Number | DBG-520-15 |
| Item Name | Microwave Gain Horn |
| FSC / FSG | 6940 / 69 — Communication Training Devices |
| Manufacturer | Meggitt Safety Systems Inc |
| 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 |
|---|---|
| 328637-1 | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (USA) |
| DBG-520-15 PRIMARY | Meggitt Safety Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| 328637-1 | 5/9 Secondary reference Northrop Grumman Systems Corporation Div Es Defensive Systems Division |
| DBG-520-15SP | 5/9 Secondary reference Bei Sensors & Systems Company, Inc. Dba Kimco Magnetics Div Industrial Encoder Division |
NSN 6940-01-200-0174 is a Microwave Gain Horn, manufactured by Meggitt Safety Systems Inc, classified under FSC 6940, Communication Training Devices. Status: active.
NSN 6940-01-200-0174 has 2 manufacturer part numbers on file: 328637-1 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple), DBG-520-15 (Meggitt Safety Systems Inc).
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 6940-01-200-0174 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.