ISO 1858:1977 Preview
Information processing -- General purpose hubs and reels, with 76 mm (3 in) centrehole, for magnetic tape used in interchange instrumentation applications
This standard was last reviewed and confirmed in 2010. Therefore this version remains current.
Includes the dimensions of general purpose hubs and reels, with 76-mm (3 in) centrehole, designed for use with magnetic tape in interchange instrukentation applications.
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