Question: Here is a table that provides a description of fits from clearance to interference. Give an example of each of these fits. ISO Symbol Example
Here is a table that provides a description of fits from clearance to interference. Give an example of each of these fits.
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ISO Symbol Example Hole Shaft Basis Hll/cll H9/d9 Basis Cl1/hl Loose-running fit: for wide commercial tolerances or allowances D9/h9 Free-running fit: not for use where accuracy is essential, but good for large F8/h7 G7/h6 H7/h6 Locational-clearunce fit: provides snug fit for locating stationary parts, but can K7/h6 N7/h6 PT/h6 S7/h6 U7/h6 on external members temperature variations Close-running fit: for running on accurate machines and for accurate location at mederate speeds and journal pressures Siding fit not intended to run freely. but to move and turn freely and locate accurately be freely assembled and disassembled E H7/k6 H7/n6 Locational-transition fir: for accurate location; a compromise between clearance and interference Locational transition fit: for more accurate location where greater interference is permissible Locational-interferenee fi for parts requiring rigidity and alignment with prime accuracy of location, but without special bore pressure requirements Medium-drive fit: for ordinary steel parts or shrink fits on light sections; the tightest fit usable with cast iron Force fit for highly stressed parts or for shrink fits where the heave pressing forces required are impractical H7/s6
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