This International Standard specifies the characteristics of
hexagon nuts, style 1, with threads from M1.6 up to including M64,
with product grade A for threads d < M16 and product grade B for
threads d . M16.
If, in special cases, specifications other than those listed in
this International Standard are required, they should be selected
from existing International Standards, for example ISO 724, ISO
898-2, ISO 965-1, ISO 3506-2 and ISO 4759-1.
The following normative documents contain provisions which, through
reference in this text, constitute provisions of this International
Standard. For dated references, subsequent amendments to, or
revisions of, any of these publications do not apply. However,
parties to agreements based on this International Standard are
encouraged to investigate the possibility of applying the most
recent editions of the normative documents indicated below. For
undated references, the latest edition of the normative document
referred to applies. Members of ISO and IEC maintain registers of
currently valid International Standards.