The Horn,signal, cataloged under National Stock Number 6350-01-178-4730, 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 Federal Signal 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6350-01-178-4730 |
| Primary Part Number | 450-24/NB |
| Item Name | Horn,signal |
| FSC / FSG | 6350 / 63 — Miscellaneous Alarm, Signal, and Security Detection Systems |
| Manufacturer | Federal Signal Corporation |
| Status | ACTIVE |
| Loudness Level in Decibels | 97 DB AT 10 FT FT |
| Mounting Hole/stud Quantity | 2 |
| Terminal Quantity | 2 |
| Terminal Type | WIRE LEAD |
| Sound Projector Quantity | 1 |
| Sound Projector Type | GRILL |
| Mounting Bracket | PROVIDED |
| Material | ALUMINUM HOUSING |
| 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 |
|---|---|
| 450-24/NB PRIMARY | Federal Signal Corporation (USA) |
| Reference | Meaning |
|---|---|
| 450-24/NB | 5/9 Secondary reference U.S. Government activity |
NSN 6350-01-178-4730 is a Horn,signal, manufactured by Federal Signal Corporation, classified under FSC 6350, Miscellaneous Alarm, Signal, and Security Detection Systems. Status: active.
NSN 6350-01-178-4730 has 1 manufacturer part number on file: 450-24/NB (Federal Signal Corporation).
Key specifications for 450-24/NB: Overall Height: 4.000 INCHES NOMINAL IN; Loudness Level in Decibels: 97 DB AT 10 FT FT; Mounting Hole/stud Quantity: 2; Terminal Quantity: 2. 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.