The Headset-Microphone, cataloged under National Stock Number 5965-01-646-9557, 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 Plantronics Inc.. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5965-01-646-9557 |
| Primary Part Number | 88861-01 |
| Item Name | Headset-Microphone |
| FSC / FSG | 5965 / 59 — Headsets, Handsets, Microphones and Speakers |
| Manufacturer | Plantronics Inc. |
| Status | ACTIVE |
| Microphone Element Type | DYNAMIC |
| Earphone Identifying Number | 88861-01 PART NO. |
| Earphone Quantity | 2 |
| Earphone Element Type | DYNAMIC |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 5965-01-646-9557 is a Headset-Microphone, manufactured by Plantronics Inc., classified under FSC 5965, Headsets, Handsets, Microphones and Speakers. Status: active.
NSN 5965-01-646-9557 has 4 manufacturer part numbers on file: 88861-01 (Plantronics Inc.), 8X231AA (Plantronics International Ltd), C520 (Plantronics Inc.), 8X231AA (Bechtle B.v.).
1 possible match (shared part number, not a government interchangeability claim): 5985-01-703-3249. Verify interchangeability with system specifications before substitution.
Key specifications for 88861-01: Microphone Element Type: DYNAMIC; Earphone Identifying Number: 88861-01 PART NO.; Earphone Quantity: 2; Earphone Element Type: DYNAMIC. 4 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.