The Alarm-Monitor, cataloged under National Stock Number 6350-01-173-6984, 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 Ross Laboratories, Inc.. Government technical data includes 9 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6350-01-173-6984 |
| Primary Part Number | BZ-264/SQN-18AY |
| Item Name | Alarm-Monitor |
| FSC / FSG | 6350 / 63 — Miscellaneous Alarm, Signal, and Security Detection Systems |
| Manufacturer | Ross Laboratories, Inc. |
| Status | ACTIVE |
| Phase | SINGLE FIRST ALTERNATE OPERATING POWER RQMT |
| Overall Diameter | 3.540 INCHES MAXIMUM IN |
| DC Voltage Rating | 32.0 VOLTS MAXIMUM FIRST OPERATING POWER RQMT |
| Monitor Type | DRUM |
| Joint Electronics Type Designation System Item Type Number | X50W12A |
| Joint Electronics Type Designation System Item Name | DEPTH INDICATOR AND RECORDER |
| Electrical Power Source Relationship | OPERATING |
| Frequency Rating | 2700.0 HERTZ MAXIMUM FIRST OPERATING POWER RQMT |
| Alarm Type | BUZZER |
| 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 |
|---|---|
| BZ-264/SQN-18AY PRIMARY | Ross Laboratories, Inc. (USA) |
NSN 6350-01-173-6984 is a Alarm-Monitor, manufactured by Ross Laboratories, Inc., classified under FSC 6350, Miscellaneous Alarm, Signal, and Security Detection Systems. Status: active.
NSN 6350-01-173-6984 has 1 manufacturer part number on file: BZ-264/SQN-18AY (Ross Laboratories, Inc.).
Key specifications for BZ-264/SQN-18AY: Overall Height: 1.420 INCHES MAXIMUM IN; Phase: SINGLE FIRST ALTERNATE OPERATING POWER RQMT; Overall Diameter: 3.540 INCHES MAXIMUM IN; DC Voltage Rating: 32.0 VOLTS MAXIMUM FIRST OPERATING POWER RQMT. 9 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.