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Actual hole axis within both zones shown at its maximum inclination to datum plane A

One possible displacement of actual feature pattern

FIG. 6-19 HOLE PATTERNS LOCATED BY COMPOSITE POSITIONAL TOLERANCING (CONTD) Tolerance Zones for Three-Hole Pattern (Confd)

Datum Displacement

0O.2S feature-relating tolerance zone cylinder (4 zones, bealcelly related to each other and oriented to the datume)

Feature exes must simultaneously lie within both tolerance zone cylinders

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