The Bell,electrical, cataloged under National Stock Number 6350-01-369-3008, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 6350-01-369-3008 |
| Primary Part Number | 500-120/A4/WB |
| Item Name | Bell,electrical |
| FSC / FSG | 6350 / 63 — Miscellaneous Alarm, Signal, and Security Detection Systems |
| Manufacturer | Federal Signal Corporation |
| Status | ACTIVE |
| Loudness Level in Decibels | 96 DB AT 10 FEET FT |
| Sound Chamber Type | GONG |
| Sound Chamber Overall Diameter | 4.000 INCHES NOMINAL IN |
| Design Type | ROUND GONG |
| Tone Adjustability | NONADJUSTABLE |
| Features Provided | INCLOSURE |
| Action Type | VIBRATING |
| Frequency Rating | 60.0 HERTZ NOMINAL |
| 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 |
|---|---|
| 500-120/A4/WB PRIMARY | Federal Signal Corporation (USA) |
| Reference | Meaning |
|---|---|
| A4-500-120WB | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 6350-01-369-3008 is a Bell,electrical, manufactured by Federal Signal Corporation, classified under FSC 6350, Miscellaneous Alarm, Signal, and Security Detection Systems. Status: active.
NSN 6350-01-369-3008 has 1 manufacturer part number on file: 500-120/A4/WB (Federal Signal Corporation).
Key specifications for 500-120/A4/WB: Loudness Level in Decibels: 96 DB AT 10 FEET FT; Sound Chamber Type: GONG; Sound Chamber Overall Diameter: 4.000 INCHES NOMINAL IN; Design Type: ROUND GONG. 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.