The Head,magnetic, cataloged under National Stock Number 5835-01-283-8940, is classified within Federal Supply Class 5835 (Sound Recording and Reproducing Equipment) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Herald Datanetics Limited. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 5835-01-283-8940 |
| Primary Part Number | HDL DSP-011 |
| Item Name | Head,magnetic |
| FSC / FSG | 5835 / 58 — Sound Recording and Reproducing Equipment |
| Manufacturer | Herald Datanetics Limited |
| Status | ACTIVE |
| Recording Medium for Which Designed | TAPE |
| 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 |
|---|---|
| HDL DSP-011 | Herald Datanetics Limited |
| Reference | Meaning |
|---|---|
| MEC1003 | 5/9 Secondary reference Magnetic Head Technologies |
| MEC1003 | 3/9 Design control — primary reference Magnetic Head Technologies Dba Michigan Magnetics |
| MEC1003 | 5/9 Secondary reference Drs Ahead Technology Inc |
| 93-1006 | 5/9 Secondary reference L3 Aviation Products, Inc. Dba L3 Technologies |
NSN 5835-01-283-8940 is a Head,magnetic, manufactured by Herald Datanetics Limited, classified under FSC 5835, Sound Recording and Reproducing Equipment. Status: active.
NSN 5835-01-283-8940 has 1 manufacturer part number on file: HDL DSP-011 (Herald Datanetics Limited).
1 possible match (shared part number, not a government interchangeability claim): 5930-01-420-7208. Verify interchangeability with system specifications before substitution.
Key specifications for HDL DSP-011: Recording Medium for Which Designed: TAPE; End Item Identification: COCKPIT VOICE RECORDER,MODEL A100A;5835-01-128-7757;FAIRCHILD-WESTON. 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.