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Standard [CURRENT]
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This standard specifies limit deviations and tolerances for working plug gauges and spherical plug gauges according to DIN EN ISO 1938-1 for internal dimensions exclusively with a tolerance class according to DIN EN ISO 286-1 and DIN EN ISO 286-2 from 1 mm to 500 mm nominal size.
This document replaces DIN 7164:1966-08 .