1 1


/— Datum / plane C

Datum plane B

Datum plane B

The feature shall be located within a larger boundary (0.8) relative to the primary datum A, secondary datum B, and tertiary datum C. Once the feature is located within the larger boundary (0.8) its size shall be controlled relative to the basic feature defining dimensions and to the primary datum A for perpendicularity and secondary datum B for parallelism within the smaller boundary (0.2).

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