90.93 Standard confirmed Jul 1, 2022
ISO
ISO/TC 2/SC 12 Fasteners with metric internal thread
International Standard
21.060.20 Nuts
ISO 4161:2012 specifies the characteristics of hexagon nuts with flange (style 2), with metric coarse threads from M5 to M20 inclusive, of product grade A for threads up to and including M16 and product grade B for threads above M16.
WITHDRAWN
ISO 4161:1999
PUBLISHED
ISO 4161:2012
90.93
Standard confirmed
Jul 1, 2022