Seagate Cheetah 450GB 3.5" SAS

The Harmonized System (HS) code is a standardized numerical identifier used internationally to classify traded goods. It consists of up to six digits, where each pair of digits represents progressively more specific product categories. The HS code facilitates customs duties, trade statistics, and regulatory compliance by providing a common language for describing products across borders.

The total count of read/write head assemblies present in a hard disk drive (HDD). Each head is responsible for accessing data on one platter surface; the number of heads determines how many platters can be serviced simultaneously and influences the drive’s capacity and performance. The value is an integer without any unit.