The Disk Drive Unit, cataloged under National Stock Number 7025-01-485-1089, is classified within Federal Supply Class 7025 (Information Technology Input/output and Storage Devices) of the General Purpose ADP Equipment group. The manufacturer of record is Seagate Technology. Government technical data includes 9 specifications, 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. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 7025-01-485-1089 |
| Primary Part Number | ST-318404LC |
| Item Name | Disk Drive Unit |
| FSC / FSG | 7025 / 70 — Information Technology Input/output and Storage Devices |
| Manufacturer | Seagate Technology |
| Status | ACTIVE |
| Voltage in Volts and Current Type | 12.0 DC |
| Design Type | HARD DISK |
| Transfer Rate in Megabytes Per Second | 160.0 |
| Power Source | EXTERNAL |
| Drive Quantity | 1 |
| Drive Size | 3.50 |
| Unpackaged Unit Weight | 0.7 KILOGRAMS KG |
| Data Storage Capacity | 18.30 GIGABYTES |
| Unit Design | INTERNAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Shelf Life Code | 0 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | HZ |
| Weight | 2.0000 lbs |
| Cube | 0.0972 cu ft |
| Part Number | Manufacturer |
|---|---|
| DDYS-T-18350 | International Business Machines Corporation Div IBM Research (USA) |
| ST-318404LC PRIMARY | Seagate Technology (USA) |
| 07N3210 | International Business Machines Corporation Div IBM Research (USA) |
NSN 7025-01-485-1089 is a Disk Drive Unit, manufactured by Seagate Technology, classified under FSC 7025, Information Technology Input/output and Storage Devices. Status: active.
NSN 7025-01-485-1089 has 3 manufacturer part numbers on file: DDYS-T-18350 (International Business Machines Corporation Div IBM Research), ST-318404LC (Seagate Technology), 07N3210 (International Business Machines Corporation Div IBM Research).
1 possible match (shared part number, not a government interchangeability claim): 7025-01-501-0521. Verify interchangeability with system specifications before substitution.
Key specifications for ST-318404LC: Overall Height: 25.4 MILLIMETERS NOMINAL MM; Voltage in Volts and Current Type: 12.0 DC; Design Type: HARD DISK; Transfer Rate in Megabytes Per Second: 160.0. 9 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.