The Panel,alarm,shipboard, cataloged under National Stock Number 6320-01-389-8128, is classified within Federal Supply Class 6320 (Shipboard Alarm and Signal Systems) of the Alarm, Signal, and Security Detection Systems group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6320-01-389-8128 |
| Primary Part Number | 438-6404476-AY99 |
| Item Name | Panel,alarm,shipboard |
| FSC / FSG | 6320 / 63 — Shipboard Alarm and Signal Systems |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| AC Voltage Rating | 115.0 VOLTS NOMINAL |
| Supplementary Features | BALLAST CONTROL PANEL |
| Front Type | LIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| 438-6404476-AY99 PRIMARY | Naval Sea Systems Command (USA) |
| 6404476 AY 99 | Naval Sea Systems Command (USA) |
| DF4057-494 ASSY 99 | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
| 211066935 | Naval Sea Systems Command (USA) |
NSN 6320-01-389-8128 is a Panel,alarm,shipboard, manufactured by Naval Sea Systems Command, classified under FSC 6320, Shipboard Alarm and Signal Systems. Status: active.
NSN 6320-01-389-8128 has 4 manufacturer part numbers on file: 438-6404476-AY99 (Naval Sea Systems Command), 6404476 AY 99 (Naval Sea Systems Command), DF4057-494 ASSY 99 (Huntington Ingalls Inc Div Newport News Shipbuilding), 211066935 (Naval Sea Systems Command).
Key specifications for 438-6404476-AY99: AC Voltage Rating: 115.0 VOLTS NOMINAL; Supplementary Features: BALLAST CONTROL PANEL; Overall Length: 21.700 INCHES NOMINAL IN; Overall Width: 17.000 INCHES NOMINAL IN. 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.
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.