ISO 7720:2012 specifies the characteristics of prevailing torque type all-metal hexagon nuts, of style 2, with threads from M5 up to and including M36, in product grade A for threads up to and including M16, and product grade B for threads over M16, and with property class 9.
Status : PublishedPublication date : 2012-06
Edition : 3Number of pages : 4
Technical Committee:Fasteners with metric internal thread
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