- HGST Part#/MPN: 08K0851
- DiscTech Item #: HIT-08K0851-RF-OE-DEG
- Capacity: 20GB
- Speed: 4.2K RPM
- Interface Types: IDE ATA 2.5in IDC44M for laptop
- Form Factor: 2.5″ x 9mm Fits Most laptops
- Sector Size: 512 / 512e
- Electrical Interface: EIDE Ultra ATA100 100MBps
- On-Board Cache: 2MB
- RAM: 2MB
Hitachi Travelstar 08K0851 / IC25N020ATMR04-0 / Dell 01E321 / 1E321 20GB 4.2K 2.5″ ATA / IDE Laptop Hard Drive
https://www.disctech.com/Hitachi-08K0851-01E321-20GB-4-2K-2-5-IDE-Hard-Drive