The Disk Drive Unit, cataloged under National Stock Number 7025-01-409-0418, is classified within Federal Supply Class 7025 (Information Technology Input/output and Storage Devices) of the General Purpose ADP Equipment group. Government technical data includes 5 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 7025-01-409-0418 |
| Item Name | Disk Drive Unit |
| FSC / FSG | 7025 / 70 — Information Technology Input/output and Storage Devices |
| Status | ACTIVE |
| Design Type | DISK CARTRIDGE |
| Drive Quantity | 1 |
| Drive Size | 3.50 |
| Data Storage Capacity | 256.00 MEGABYTES |
| Unit Design | DESK TOP |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 73270 | 5/9 Secondary reference Syquest Technology |
| 40000 | 5/9 Secondary reference Syquest Technology |
| SQ3270 | 3/9 Design control — primary reference Syquest Technology |
| SQ270 | 5/9 Secondary reference Syquest Technology |
NSN 7025-01-409-0418 is a Disk Drive Unit, classified under FSC 7025, Information Technology Input/output and Storage Devices. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 5340-01-547-7003, 5310-01-595-7048. Verify interchangeability with system specifications before substitution.
Key specifications for 7025-01-409-0418: Design Type: DISK CARTRIDGE; Drive Quantity: 1; Drive Size: 3.50; Data Storage Capacity: 256.00 MEGABYTES. 5 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.