The Buzzer, cataloged under National Stock Number 6350-01-289-2987, 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 Communications Systems Inc. Div Suttle Apparatus Mn Division of Csi. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6350-01-289-2987 |
| Primary Part Number | SE-7A-49 |
| Item Name | Buzzer |
| FSC / FSG | 6350 / 63 — Miscellaneous Alarm, Signal, and Security Detection Systems |
| Manufacturer | Communications Systems Inc. Div Suttle Apparatus Mn Division of Csi |
| Status | ACTIVE |
| Mounting Hole Quantity | 4 |
| Unable to Decode | UNABLE TO DECODE |
| Unable to Decode | UNABLE TO DECODE |
| Mounting Method | HOLE(S) |
| Mounting Hole Diameter | 0.125 INCHES NOMINAL IN |
| Unable to Decode | UNABLE TO DECODE |
| Unable to Decode | UNABLE TO DECODE |
| Unable to Decode | UNABLE TO DECODE AND UNABLE TO DECODE AND UNABLE TO DECODE AND UNABLE TO DECODE |
| 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 |
|---|---|
| SE-7A-49 PRIMARY | Communications Systems Inc. Div Suttle Apparatus Mn Division of Csi (USA) |
| Reference | Meaning |
|---|---|
| SE-7A-49 | 3/9 Design control — primary reference Suttle Apparatus Corp |
| G000237-1 | 7/2 Vendor item drawing reference L3harris Technologies, Inc Div Space & Airborne Systems |
NSN 6350-01-289-2987 is a Buzzer, manufactured by Communications Systems Inc. Div Suttle Apparatus Mn Division of Csi, classified under FSC 6350, Miscellaneous Alarm, Signal, and Security Detection Systems. Status: active.
NSN 6350-01-289-2987 has 1 manufacturer part number on file: SE-7A-49 (Communications Systems Inc. Div Suttle Apparatus Mn Division of Csi).
Key specifications for SE-7A-49: Mounting Hole Quantity: 4; Unable to Decode: UNABLE TO DECODE; Unable to Decode: UNABLE TO DECODE; Mounting Method: HOLE(S). 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.