This International Standard describes datum and datumsystems
for geometrical tolerancing, their definitions, practical
embodiments and their indications on technical drawings in the
field of mechanical engineering.
BS ISO 5459:2000 history
2017BS EN ISO 1660:2017 Geometrical product specifications (GPS). Geometrical tolerancing. Profile tolerancing
2011BS EN ISO 5459:2011 Geometrical product specifications (GPS). Geometrical tolerancing. Datums and datum systems
2000BS ISO 5459:2000 Technical drawings - Geometrical tolerancing - Datums and datum-systems for geometrical tolerances
1996BS EN ISO 1660:1996 Technical drawings - Dimensioning and tolerancing of profiles
1995BS EN ISO 7083:1995 Technical drawings - Symbols for geometrical tolerancing - Proportions and dimensions
0000 BS 308-1:1993
0000 BS 308-3:1990
0000 BS 308-2:1985
BS ISO 5459:2000 Technical drawings - Geometrical tolerancing - Datums and datum-systems for geometrical tolerances was changed to BS EN ISO 5459:2011 Geometrical product specifications (GPS). Geometrical tolerancing. Datums and datum systems.