Updated: 04/26/2017 by Computer Hope

A spindle may refer to any of the following:

Blank CD spindle1. A post that holds a reel of magnetic tape or CDs. The picture shows an example of a blank CD spindle. When purchasing blank discs they'll often be sold in a spindle like the one shown here.

2. In the case of a hard drive, as seen in the picture below, the spindle is what holds a hard drives platters in place. With a traditional hard drive there is the need to have multiple platters. The spindle holds these platters in a fixed position with enough space for the read/write arms to get to the data on the disks.

Inside a computer hard disk drive

CD terms, Hard drive terms, Tape terms