Case

Product requirement The surface must be contained between two parallel planes 0.07 apart.

Drawing instruction

Case 2

Product requirement The surface must be contained between two parallel planes 0.03 apart, but must not be convex.

Drawing instruction Note that these instructions could be arranged to avoid a concave condition.

0.03

Not convex

0.03

Case 2

Product requirement The circumference at any cross section must lie between two coplanar concentric circles 0.02 apart.

Drawing instruction

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