The Alarm,undervoltage, cataloged under National Stock Number 6350-00-224-4918, 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 Northrop Grumman Systems Corporation. Government technical data includes 8 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6350-00-224-4918 |
| Primary Part Number | 666907 |
| Item Name | Alarm,undervoltage |
| FSC / FSG | 6350 / 63 — Miscellaneous Alarm, Signal, and Security Detection Systems |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| FSC Application Data | FORMERLY' ANNUNCIATOR DP 68A A |
| Phase | SINGLE |
| Voltage in Volts and Current Type | 115.0 AC |
| Visual Signal Type | LAMP |
| Frequency Rating | 400.0 HERTZ NOMINAL |
| Special Markings | MARKED/SHIP/ APOSTROPHE IN SYMBOLFORM /S 400 CYCLE SUPPLY/; /COMPASS OPERATION/ AND /FLASHING LIGHT INDICATES FAILURE/ |
| Usage Design | INDICATES COMPASS FAILURE OR UNDER VOLTAGE IN POWER SUPPLY |
| Visual Signal Color | RED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| 666907 PRIMARY | Northrop Grumman Systems Corporation (USA) |
NSN 6350-00-224-4918 is a Alarm,undervoltage, manufactured by Northrop Grumman Systems Corporation, classified under FSC 6350, Miscellaneous Alarm, Signal, and Security Detection Systems. Status: active.
NSN 6350-00-224-4918 has 1 manufacturer part number on file: 666907 (Northrop Grumman Systems Corporation).
Key specifications for 666907: FSC Application Data: FORMERLY' ANNUNCIATOR DP 68A A; Phase: SINGLE; Voltage in Volts and Current Type: 115.0 AC; Visual Signal Type: LAMP. 8 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.