DS DS/EN ISO 9974-3
DS DSEN SO 9974-3 2001-MAY-22 Connectons for general use and flud power - Ports and stud ends wth SO 261 threads wth elastomerc or metal-to-metal sealng - Part 3 Stud ends wth metal-to-metal sealng type B
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This part of EN ISO 9974 specifies dimensions, performance requirements and test procedures for heavy-duty (S series) and light-duty (L series) and extra-light-duty (LL series) stud ends with ISO 261 threads and metal-to-metal sealing. It also specifies the designation of these stud ends.