The Annunciator, cataloged under National Stock Number 6340-01-417-3370, is classified within Federal Supply Class 6340 (Aircraft Alarm and Signal Systems) of the Alarm, Signal, and Security Detection Systems group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6340-01-417-3370 |
| Item Name | Annunciator |
| FSC / FSG | 6340 / 63 — Aircraft Alarm and Signal Systems |
| Status | ACTIVE |
| Audible Signal Type | BUZZER |
| Phase | SINGLE |
| Visual Signal Type | LAMP |
| Relay Box Mounting | SEPARATE |
| Reset Type | ELECTRIC |
| Signal Device Quantity | 2 |
| Frequency Rating | 60.0 HERTZ NOMINAL |
| Special Markings | MC 2 |
| Material | ALUMINUM ALLOY |
| Visual Signal Color | GREEN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 17B9E3018-533 | 5/2 Secondary reference U.S. Government activity |
| 12705-070 | 3/2 Design control — primary reference U.S. Government activity |
NSN 6340-01-417-3370 is a Annunciator, classified under FSC 6340, Aircraft Alarm and Signal Systems. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 3110-01-729-1971. Verify interchangeability with system specifications before substitution.
Key specifications for 6340-01-417-3370: Audible Signal Type: BUZZER; Overall Height: 0.500 INCHES NOMINAL IN; Phase: SINGLE; Visual Signal Type: LAMP. 10 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.
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.