The Shell,earphone, cataloged under National Stock Number 5965-00-905-5197, 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 David Clark Co Inc Div David Clark Company, Inc.. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government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 | 5965-00-905-5197 |
| Primary Part Number | 17440P-03 |
| Item Name | Shell,earphone |
| FSC / FSG | 5965 / 59 — Headsets, Handsets, Microphones and Speakers |
| Manufacturer | David Clark Co Inc Div David Clark Company, Inc. |
| Status | ACTIVE |
| General Characteristics Item Description | PLASTIC; O/A 4.25 IN. LG 3.906 IN. W 2.625 IN. DEEP; IRREGULAR SHAPE; 2 PIVOT PINS 0.141 IN. LG DIAMETRICALLY OPPOSITE EA OTHER IN |
| 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 |
|---|---|
| 17440P-03 | David Clark Co Inc Div David Clark Company, Inc. (USA) |
| 21523 | Astrocom Electronics Inc (USA) |
| 10288G-11 | David Clark Co Inc Div David Clark Company, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 66C820-1 | 3/2 Design control — primary reference U.S. Government activity |
| SP-2647L | 5/9 Secondary reference David Clark Co Inc Div David Clark Company, Inc. |
| SP-2647L | 5/9 Secondary reference U.S. Government activity |
NSN 5965-00-905-5197 is a Shell,earphone, manufactured by David Clark Co Inc Div David Clark Company, Inc., classified under FSC 5965, Headsets, Handsets, Microphones and Speakers. Status: active.
NSN 5965-00-905-5197 has 3 manufacturer part numbers on file: 17440P-03 (David Clark Co Inc Div David Clark Company, Inc.), 21523 (Astrocom Electronics Inc), 10288G-11 (David Clark Co Inc Div David Clark Company, Inc.).
5 possible matches (shared part number, not a government interchangeability claim): 6550-01-171-6973, 4820-01-266-2070, 5815-01-283-9980. Verify interchangeability with system specifications before substitution.
Key specifications for 17440P-03: General Characteristics Item Description: PLASTIC; O/A 4.25 IN. LG 3.906 IN. W 2.625 IN. DEEP; IRREGULAR SHAPE; 2 PIVOT PINS 0.141 IN. LG DIAMETRICALLY OPPOSITE EA OTHER IN. 1 specification is 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.