What are three common real-world applications of a parallelism tolerance on a drawing?
What will be an ideal response?
ANS:
There are three common real-world applications of a parallelism tolerance on a drawing. These applications limit the parallelism deviation of a planar surface or feature of size relative to a datum reference frame for:
1. Support (distribute load and reduce wear)
2. Assembly (maintain a uniform gap)
3. Performance (linear motion)
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