ISO 10303-214:2010(E)

Figure — Arrowleft Figure — Clause 4 Figure — Arrowright

4.2.474 Single_datum

A Single_datum is a single element used as reference for tolerancing purposes.

A Single_datum is a type of Datum.

The data associated with a Single_datum are the following:

4.2.474.1 datum_name

The datum_name specifies the word or group of words by which the Single_datum is referred to.

EXAMPLE Typical names of Single_datum objects are 'A', 'B', or 'C'.

4.2.474.2 modification

The modification specifies a Tolerance_condition that is associated with the application of the Single_datum.

EXAMPLE Material conditions such as LMC or MMC are typical conditions.

See single_datum to tolerance_condition for the application assertion.

The modification need not be specified for a particular Single_datum.



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