The Alarm,back-Up,vehicle, cataloged under National Stock Number 6350-01-266-6638, is classified within Federal Supply Class 6350 (Miscellaneous Alarm, Signal, and Security Detection Systems) of the Alarm, Signal, and Security Detection Systems group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6350-01-266-6638 |
| Item Name | Alarm,back-Up,vehicle |
| FSC / FSG | 6350 / 63 — Miscellaneous Alarm, Signal, and Security Detection Systems |
| Status | ACTIVE |
| Overall Diameter | 2.875 INCHES NOMINAL IN |
| DC Voltage Rating | 12.0 VOLTS MINIMUM AND 24.0 VOLTS MAXIMUM |
| Signal Rate | 90 PER MINUTE |
| Sound Projector Type | BEEP |
| Operating Power Type | ELECTRIC |
| Enclosure Feature | WATERTIGHT |
| Material | STEEL HOUSING |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 1223-716 | 3/2 Design control — primary reference U.S. Government activity |
| 574-112 | 3/9 Design control — primary reference Tonemaster Electronics Co |
NSN 6350-01-266-6638 is a Alarm,back-Up,vehicle, classified under FSC 6350, Miscellaneous Alarm, Signal, and Security Detection Systems. Status: active.
Key specifications for 6350-01-266-6638: Overall Height: 6.000 INCHES NOMINAL IN; Overall Diameter: 2.875 INCHES NOMINAL IN; DC Voltage Rating: 12.0 VOLTS MINIMUM AND 24.0 VOLTS MAXIMUM; Signal Rate: 90 PER MINUTE. 7 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.