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ASME B4.3 78th Edition, 1999
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General Tolerances for Metric Dimensioned Products
Includes all amendments and changes through Reaffirmation Notice , 2004
Additional Comments: W/D NO S/S
Page Count:9
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This standard shows how to specify the general tolerances for metric dimensions without tolerance designation.

The fine and medium tolerance series, as shown in Table 1, are mostly applicable to machined parts, and the coarse series show tolerances for use on all types of dimensions.