The Headset-Microphone, cataloged under National Stock Number 5965-01-446-5947, is classified within Federal Supply Class 5965 (Headsets, Handsets, Microphones and Speakers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Unex a Dynatech Co. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5965-01-446-5947 |
| Primary Part Number | FSC-12 |
| Item Name | Headset-Microphone |
| FSC / FSG | 5965 / 59 — Headsets, Handsets, Microphones and Speakers |
| Manufacturer | Unex a Dynatech Co |
| 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 |
|---|---|
| FSC-12 PRIMARY | Unex a Dynatech Co (USA) |
| Reference | Meaning |
|---|---|
| FREESTYLE | 5/1 Secondary reference Unex a Dynatech Co |
NSN 5965-01-446-5947 is a Headset-Microphone, manufactured by Unex a Dynatech Co, classified under FSC 5965, Headsets, Handsets, Microphones and Speakers. Status: active.
NSN 5965-01-446-5947 has 1 manufacturer part number on file: FSC-12 (Unex a Dynatech Co).
2 possible matches (shared part number, not a government interchangeability claim): 5965-01-446-5955, 5965-01-446-5959. Verify interchangeability with system specifications before substitution.
Key specifications for FSC-12: Special Features: ITEM USES INFRARED LIGHT BAND TO TRANSMIT AND RECEIVE SIGNALS BETWEEN THE BASE UNIT AND THE REMOTE UNIT WHICH IS ATTACHED TO AN INCLUDED OPT-2N HEADSET-MICROPHONE. REMOTE UNIT INCLUDES AN 8 HOUR RECHARGEABLE BATTERY.. 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.