The Headset-Microphone, cataloged under National Stock Number 5965-01-558-7379, 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 Otto Engineering Inc. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5965-01-558-7379 |
| Primary Part Number | OT-V4-10185 |
| Item Name | Headset-Microphone |
| FSC / FSG | 5965 / 59 — Headsets, Handsets, Microphones and Speakers |
| Manufacturer | Otto Engineering Inc |
| 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 |
|---|---|
| V4-10069 | L3harris Technologies, Inc. Div Pspc (USA) |
| OT-V4-10185 PRIMARY | Otto Engineering Inc (USA) |
| Reference | Meaning |
|---|---|
| OT-V4-10069 | 3/9 Design control — primary reference Otto Engineering Inc |
NSN 5965-01-558-7379 is a Headset-Microphone, manufactured by Otto Engineering Inc, classified under FSC 5965, Headsets, Handsets, Microphones and Speakers. Status: active.
NSN 5965-01-558-7379 has 2 manufacturer part numbers on file: V4-10069 (L3harris Technologies, Inc. Div Pspc), OT-V4-10185 (Otto Engineering Inc).
Key specifications for OT-V4-10185: Special Features: LIGHT WEIGHT SINGLE SPEAKER PTT (PUSH TO TALK); End Item Identification: PK2NEX/PKVS (ODJF6), RADIO, 378-403 MHZ, MRKII, LOPW; PK3NEXE/PKVS (1PNR4), RADIO, 378-403 MHZ, SCN, LOPWR MHz. 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.