ISO 4033:2012 specifies the characteristics of hexagon high nuts (style 2), with threads from M5 up to and including M36, with product grade A for threads of diameter less than or equal to M16 and product grade B for threads of diameter greater than M16.
Status: PublishedPublication date: 2012-12
Edition: 3Number of pages: 6
Technical Committee: ISO/TC 2/SC 12 Fasteners with metric internal thread
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