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INCITS 137-1988(R1994)

M00001588

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INCITS 137-1988(R1994) Unformatted Flexible Disk Cartridge for Infomation Interchange 90 mm (3.5 in) 5.3 Tracks per mm (135 Tracks per in), General, Physical, and Magnetic Requirements for 7958 BPR Use (formerly ANSI X3.137-1988(R1994))

standard by InterNational Committee for Information Technology Standards (formerly NCITS), 01/01/1988

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Covers one- and two-sided 90-mm (3.5 in)(nominal) flexible disk cartridge for 7958 bits per radian (BPR) use as required to achieve unformatted disk cartridge interchange among disk drives using 80 tracks per side and associated information processing systems.

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Published: 01/01/1988 ANSI: ANSI Approved