The Disk Drive Unit, cataloged under National Stock Number 7025-01-458-3188, 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 Teac America, Inc. Government technical data includes 11 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 7025-01-458-3188 |
| Primary Part Number | FD-235HF-7291 |
| Item Name | Disk Drive Unit |
| FSC / FSG | 7025 / 70 — Information Technology Input/output and Storage Devices |
| Manufacturer | Teac America, Inc |
| Status | ACTIVE |
| Voltage in Volts and Current Type | 5.0 DC |
| Design Type | FLEXIBLE DISK |
| Power Source | EXTERNAL |
| Drive Quantity | 1 |
| Drive Size | 3.50 |
| Features Provided | MOUNTING HARDWARE |
| Drive Height | HALF |
| Unpackaged Unit Weight | 0.760 POUNDS LBS |
| Operating Temp Range | +39.0 TO 125.0 FAHRENHEIT DEGF |
| Data Storage Capacity | 1.44 MEGABYTES |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 19307772-91 | Teac America, Inc (USA) |
| 842418-1 | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| FD-235HF-7291 PRIMARY | Teac America, Inc (USA) |
| Reference | Meaning |
|---|---|
| FD235HFC891 | C/1 Advisory reference — outside the item-of-supply concept Cdw Government Llc |
| MPF 920-Z | C/1 Advisory reference — outside the item-of-supply concept Cdw Government Llc |
| 842418-1 | 5/9 Secondary reference Litton Systems Inc. Div Navigation Systems Division |
| FDD1 | C/1 Advisory reference — outside the item-of-supply concept Electronic Solutions Associates, Inc |
| 193077C8-91 | C/1 Advisory reference — outside the item-of-supply concept Cdw Government Llc |
NSN 7025-01-458-3188 is a Disk Drive Unit, manufactured by Teac America, Inc, classified under FSC 7025, Information Technology Input/output and Storage Devices. Status: active.
NSN 7025-01-458-3188 has 3 manufacturer part numbers on file: 19307772-91 (Teac America, Inc), 842418-1 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), FD-235HF-7291 (Teac America, Inc).
2 possible matches (shared part number, not a government interchangeability claim): 7025-01-560-7676, 7025-01-561-8101. Verify interchangeability with system specifications before substitution.
Key specifications for FD-235HF-7291: Overall Height: 1.000 INCHES NOMINAL IN; Voltage in Volts and Current Type: 5.0 DC; Design Type: FLEXIBLE DISK; Power Source: EXTERNAL. 11 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.