The Disk Drive Unit, cataloged under National Stock Number 7025-01-596-3383, 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 8 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 7025-01-596-3383 |
| Primary Part Number | ST9500420AS |
| Item Name | Disk Drive Unit |
| FSC / FSG | 7025 / 70 — Information Technology Input/output and Storage Devices |
| Manufacturer | Seagate Technology |
| Status | ACTIVE |
| Design Type | HARD DISK |
| Power Source | EXTERNAL |
| Drive Quantity | 1 |
| Drive Size | 2.50 |
| Unpackaged Unit Weight | 0.238 POUNDS LBS |
| Operating Temp Range | +0.0 TO 60.0 CELSIUS DEGC |
| Data Storage Capacity | 500.0 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 | J |
| Weight | 0.2500 lbs |
| Cube | 0.0004 cu ft |
| Part Number | Manufacturer |
|---|---|
| ST9500420AS PRIMARY | Seagate Technology (USA) |
| ST9500420AS | Seagate Technology (netherlands) B.v. (FRA) |
| Reference | Meaning |
|---|---|
| 92-0002-00013 | 5/9 Secondary reference Gedis Gmbh |
| 92-0002-00013 | 5/9 Secondary reference R&s Marinesysteme Gmbh |
NSN 7025-01-596-3383 is a Disk Drive Unit, manufactured by Seagate Technology, classified under FSC 7025, Information Technology Input/output and Storage Devices. Status: active.
NSN 7025-01-596-3383 has 2 manufacturer part numbers on file: ST9500420AS (Seagate Technology), ST9500420AS (Seagate Technology (netherlands) B.v.).
Key specifications for ST9500420AS: Overall Height: 0.370 INCHES NOMINAL IN; Design Type: HARD DISK; Power Source: EXTERNAL; Drive Quantity: 1. 8 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.