The Alarm,audible-Visual, cataloged under National Stock Number 6350-01-538-2047, 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 Cole Hersee Company. Government technical data includes 3 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 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6350-01-538-2047 |
| Primary Part Number | 40225 |
| Item Name | Alarm,audible-Visual |
| FSC / FSG | 6350 / 63 — Miscellaneous Alarm, Signal, and Security Detection Systems |
| Manufacturer | Cole Hersee Company |
| Status | ACTIVE |
| Audible Signal Type | BUZZER |
| Voltage in Volts and Current Type | 12.0 DC |
| Overall Diameter | 0.906 INCHES NOMINAL IN |
| 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 |
|---|---|
| 40225 PRIMARY | Cole Hersee Company (USA) |
NSN 6350-01-538-2047 is a Alarm,audible-Visual, manufactured by Cole Hersee Company, classified under FSC 6350, Miscellaneous Alarm, Signal, and Security Detection Systems. Status: active.
NSN 6350-01-538-2047 has 1 manufacturer part number on file: 40225 (Cole Hersee Company).
2 possible matches (shared part number, not a government interchangeability claim): 3940-01-669-8501, 5305-01-674-7393. Verify interchangeability with system specifications before substitution.
Key specifications for 40225: Audible Signal Type: BUZZER; Voltage in Volts and Current Type: 12.0 DC; Overall Diameter: 0.906 INCHES NOMINAL IN; End Item Identification: BOAT. 3 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.