The Bell,electrical, cataloged under National Stock Number 6350-01-478-7482, 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 Aqualarm Inc. Government technical data includes 13 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6350-01-478-7482 |
| Primary Part Number | MSB-6B-PV4-24 |
| Item Name | Bell,electrical |
| FSC / FSG | 6350 / 63 — Miscellaneous Alarm, Signal, and Security Detection Systems |
| Manufacturer | Aqualarm Inc |
| Status | ACTIVE |
| Mounting Hole Quantity | 4 |
| Sound Chamber Type | GONG |
| Voltage in Volts and Current Type | 28.0 DC |
| Terminal Type | WIRE LEAD |
| Design Type | ROUND GONG |
| Tone Adjustability | NONADJUSTABLE |
| Mounting Method | HOLE |
| Sound Chamber Overall Length | 5.900 INCHES NOMINAL IN |
| Sound Chamber Overall Height | 5.900 INCHES NOMINAL IN |
| Sound Chamber Overall Width | 2.600 INCHES NOMINAL IN |
| Action Type | VIBRATING |
| Frequency Rating | 50.0 MEGAHERTZ MINIMUM AND 200.0 MEGAHERTZ MAXIMUM |
| Current Rating in Amps | 0.03 |
| 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 |
|---|---|
| MSB-6B-PV4-24 PRIMARY | Aqualarm Inc (USA) |
| Reference | Meaning |
|---|---|
| RBA-24 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 13MPE-301-016,PC.1B | C/1 Advisory reference — outside the item-of-supply concept Willard Marine, Inc. |
NSN 6350-01-478-7482 is a Bell,electrical, manufactured by Aqualarm Inc, classified under FSC 6350, Miscellaneous Alarm, Signal, and Security Detection Systems. Status: active.
NSN 6350-01-478-7482 has 1 manufacturer part number on file: MSB-6B-PV4-24 (Aqualarm Inc).
Key specifications for MSB-6B-PV4-24: Mounting Hole Quantity: 4; Sound Chamber Type: GONG; Voltage in Volts and Current Type: 28.0 DC; Terminal Type: WIRE LEAD. 13 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.