The Annunciator, cataloged under National Stock Number 6350-00-133-0689, is classified within Federal Supply Class 6350 (Miscellaneous Alarm, Signal, and Security Detection Systems) of the Alarm, Signal, and Security Detection Systems group. The manufacturer of record is Electrodynamics Inc Div L3harris Electrodynamics Inc. Government technical data includes 7 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6350-00-133-0689 |
| Primary Part Number | MI51SMS-24-BLK/W |
| Item Name | Annunciator |
| FSC / FSG | 6350 / 63 — Miscellaneous Alarm, Signal, and Security Detection Systems |
| Manufacturer | Electrodynamics Inc Div L3harris Electrodynamics Inc |
| Status | ACTIVE |
| Visual Signal Type | DRUM |
| Overall Diameter | 0.593 INCHES NOMINAL IN |
| Signal Device Quantity | 1 |
| Surface Treatment | ENAMEL |
| Mounting Configuration | ONE 15/32 IN.-32NS-2A THD PANEL MTG NUT A |
| Material | ALUMINUM |
| Usage Design | INDICATES THAT THE STANDBY BATTERY OF THE M10 POWER SUPPLY HAS BEEN USED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| MI51SMS-24-BLK/W PRIMARY | Electrodynamics Inc Div L3harris Electrodynamics Inc (USA) |
| Reference | Meaning |
|---|---|
| MI51SMS-24-BLK/W | 5/9 Secondary reference Minelco Inc Sub of Talley Industries Inc |
| C5-15-4766 | 5/2 Secondary reference U.S. Government activity |
NSN 6350-00-133-0689 is a Annunciator, manufactured by Electrodynamics Inc Div L3harris Electrodynamics Inc, classified under FSC 6350, Miscellaneous Alarm, Signal, and Security Detection Systems. Status: active.
NSN 6350-00-133-0689 has 1 manufacturer part number on file: MI51SMS-24-BLK/W (Electrodynamics Inc Div L3harris Electrodynamics Inc).
Key specifications for MI51SMS-24-BLK/W: Visual Signal Type: DRUM; Overall Diameter: 0.593 INCHES NOMINAL IN; Overall Length: 0.622 INCHES NOMINAL IN; Signal Device Quantity: 1. 7 specifications are 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.
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.