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 5996-00-701-9550
NSN 5990-01-215-0590
NSN 5835-01-441-4746
NSN 6135-01-067-8331
NSN 6620-00-292-7000
NSN 2925-00-365-3289
NSN 5935-01-007-8814
NSN 5905-00-567-4959
NSN 5835-00-007-6824
NSN 5835-01-199-5902
NSN 6105-00-758-2992
NSN 5920-01-076-5870