The Intercommunication Set, cataloged under National Stock Number 5830-01-256-7944, is classified within Federal Supply Class 5830 (Intercommunication and Public Address Systems, Except Airborne) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Ducommun Labarge Technologies, Inc.. Government technical data includes 3 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5830-01-256-7944 |
| Primary Part Number | 6661-1501 |
| Item Name | Intercommunication Set |
| FSC / FSG | 5830 / 58 — Intercommunication and Public Address Systems, Except Airborne |
| Manufacturer | Ducommun Labarge Technologies, Inc. |
| Status | ACTIVE |
| Transducer Type | HEADPHONE |
| Electrical Power Source Relationship | SELF-CONTAINED |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY DRAWING |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | N |
| Part Number | Manufacturer |
|---|---|
| 6661-1501 | Ducommun Labarge Technologies, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 209-377-006-101 | 1/3 Source control — Government-approved source U.S. Government activity |
NSN 5830-01-256-7944 is a Intercommunication Set, manufactured by Ducommun Labarge Technologies, Inc., classified under FSC 5830, Intercommunication and Public Address Systems, Except Airborne. Status: active.
NSN 5830-01-256-7944 has 1 manufacturer part number on file: 6661-1501 (Ducommun Labarge Technologies, Inc.).
Key specifications for 6661-1501: Transducer Type: HEADPHONE; Electrical Power Source Relationship: SELF-CONTAINED; End Item Identification: AH-1W ACFT W; Reference Number Differentiating Characteristics: AS DIFFERENTIATED BY DRAWING. 3 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 5830-01-256-7944 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.