The Parts Kit,horn, cataloged under National Stock Number 6350-01-420-8261, 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 Kockum Sonics Aktiebolag. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 6350-01-420-8261 |
| Primary Part Number | 21768201-PSI475 |
| Item Name | Parts Kit,horn |
| FSC / FSG | 6350 / 63 — Miscellaneous Alarm, Signal, and Security Detection Systems |
| Manufacturer | Kockum Sonics Aktiebolag |
| Status | ACTIVE |
| 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 |
|---|---|
| 21768201-PSI475 PRIMARY | Kockum Sonics Aktiebolag (SWE) |
| Reference | Meaning |
|---|---|
| 21768201-PSI475 | 3/9 Design control — primary reference Kockum Sonics Ab |
NSN 6350-01-420-8261 is a Parts Kit,horn, manufactured by Kockum Sonics Aktiebolag, classified under FSC 6350, Miscellaneous Alarm, Signal, and Security Detection Systems. Status: active.
NSN 6350-01-420-8261 has 1 manufacturer part number on file: 21768201-PSI475 (Kockum Sonics Aktiebolag).
Key specifications for 21768201-PSI475: Special Features: HIGH-POWER WHISTLE FOR VESSELS 200M OR MORE IN LENGTH;O/A LENGTH:1940.000 MM NOM;O/A HEIGHT:754.000 MM NOM;O/A WIDTH:754.000 MM NOM;O/A DIA:754.000 MM NOM;PRESSURE RATING:70.0 PSI;MATERIAL:COPPER ALLOY;SURFACE FINISH:COPPER ALLOY MM. 0 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.