[ INDIVIDUAL COMPONENT // HARD DISK DRIVES ]
Seagate Barracuda 7200.7 ST3160021A
Barracuda 7200.7 PATA, 160 GB model. This record describes this exact catalog identity; related capacities, interface variants, suffixes, and revisions may have different properties.
IDENTIFICATION: Compare the complete model and suffix on the label with the manufacturer document and actual drive inquiry. Family-level values do not describe every revision or the condition of a particular unit.
Part specifications
| Catalog subcategory | PATA / IDE desktop drives |
|---|---|
| Catalog identity | Seagate Barracuda 7200.7 ST3160021A |
| Product family | Barracuda 7200.7 PATA, 160 GB model |
| Form factor | 3.5-inch desktop; exact external dimensions are not inferred from this class. |
| Interface | Parallel ATA (PATA), Ultra ATA/100 per model family documentation. |
| Capacity / performance / sectors | 160 GB class; 7200 RPM; 2 MB buffer; 512-byte logical sectors as described by the product manual. Do not transfer values to other 7200.7 capacities. |
| Compatibility | Requires a PATA host/controller, correct 40-pin cable orientation, and supported BIOS/OS capacity handling. Configure master/slave/cable-select per label and manual. |
Handling, service & preservation
- Use Seagate model-specific installation guidance; isolate aging media, check read errors before reuse, and retain a verified separate backup.
- Before service, photograph the label, connectors, board markings, firmware/model identity, and installed carrier; note condition and any prior repair.
- Never open a hard disk outside a qualified clean environment. Mechanical shocks, contamination, and uncontrolled power cycling can worsen failure.
- For preservation, make independent verified copies and record checksums and read errors; SMART or self-test results are useful evidence but do not guarantee future reliability.
Model-specific source
- Seagate Barracuda 7200.7 PATA Product Manual / User Guide (covers ST3160021A)Manufacturer documentation for the Barracuda 7200.7 PATA family; use the exact ST3160021A row and revision.
Values above are limited to the cited exact-model or clearly identified model-family document. Record the document revision with any collection measurements.