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ISO 3601-1:2008 - Fluid power systems - O-rings - Part 1: Inside diameters, cross-sections, tolerances and designation codes
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ISO 3601-1/Cor1:2009 - Fluid power systems - O-rings - Part 1: Inside diameters, cross-sections, tolerances and size identification code - Corrigendum 1
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ISO 3601-1:2012 - Fluid power systems - O-rings - Part 1: Inside diameters, cross-sections, tolerances and designation codes
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