The Disk Drive Unit, cataloged under National Stock Number 7025-01-571-1990, 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 Ibase Technology (usa) Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 7025-01-571-1990 |
| Primary Part Number | WD400BB |
| Item Name | Disk Drive Unit |
| FSC / FSG | 7025 / 70 — Information Technology Input/output and Storage Devices |
| Manufacturer | Ibase Technology (usa) Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Shelf Life Code | 0 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | V |
| Part Number | Manufacturer |
|---|---|
| WD400BB PRIMARY | Ibase Technology (usa) Inc (USA) |
| Reference | Meaning |
|---|---|
| WD400BB-00JHAO | 5/9 Secondary reference Ibase Technology (usa) Inc |
NSN 7025-01-571-1990 is a Disk Drive Unit, manufactured by Ibase Technology (usa) Inc, classified under FSC 7025, Information Technology Input/output and Storage Devices. Status: active.
NSN 7025-01-571-1990 has 1 manufacturer part number on file: WD400BB (Ibase Technology (usa) Inc).
Key specifications for WD400BB: End Item Identification: U-2. 0 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.
NSN 7025-01-571-1990 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
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.