The Microphone Element, cataloged under National Stock Number 5965-01-665-8705, 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 L3 Technologies, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Microphone Element |
| FSC / FSG | 5965 — Headsets, Handsets, Microphones and Speakers (FSG 59) |
| Manufacturers | L3 Technologies, Inc. (CAGE 28199) |
| Parameter | Value |
|---|---|
| NSN | 5965-01-665-8705 |
| Primary Part Number | B-3724 |
| Item Name | Microphone Element |
| FSC / FSG | 5965 / 59 — Headsets, Handsets, Microphones and Speakers |
| Manufacturer | L3 Technologies, 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 |
|---|---|
| B-3724 PRIMARY | L3 Technologies, Inc. (USA) |
| 90-419MA FN14 | L3 Technologies, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 90-419MA | D/9 Drawing number reference only L3 Technologies, Inc. |
NSN 5965-01-665-8705 is a Microphone Element, manufactured by L3 Technologies, Inc., classified under FSC 5965, Headsets, Handsets, Microphones and Speakers. Status: active.
NSN 5965-01-665-8705 has 2 manufacturer part numbers on file: B-3724 (L3 Technologies, Inc.), 90-419MA FN14 (L3 Technologies, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 5940-01-665-8710. Verify interchangeability with system specifications before substitution.
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.