This European Standard gives specifications for hexagon nuts with flange, with threads from M5 to M20 inclusive, of product grade A threads up to and includingM16 and product grade B threads above M16 and property classes 8, 10, 12 and A2-70.
PUBLISHED
EN 1661:1997
90.93
Standard confirmed
Apr 13, 2023
PUBLISHED
EN 1661:1997/AC:1998