Double sided/double density; 98 tpi; also known as quad density; 1 megabyte unformatted capacity; write protect; hub ring.
A round flat item which is used as a storage media, it is rotated in order to read or write data on one or both sides. The item may have a magnetic coating and be stored in a paper/plastic envelope, or it may be designed as an optical storage media with pits on a reflecting surface that are served by means of an optical device or a laser beam. For preprogrammed disk, flexible, see disk program, automatic data processing.
NSN 5950-01-365-1698
NSN 6145-00-916-9574
NSN 6105-01-515-1231
NSN 6145-01-430-9247
NSN 5985-00-144-8170
NSN 5998-01-074-6099
NSN 6135-01-452-0562
NSN 5930-00-449-5560
NSN 5950-01-141-7422
NSN 5915-01-488-7654
NSN 5960-01-328-8248
NSN 6150-01-202-9251