Document
IGN 4-40-01 Issue 2 August 1986 Selection, properties, storage and installation requirements for elastomeric seals and sealing rings
This IGN complemented BS 2494: 1986, which was published on 31/3/86.
However, BS 2494: 1986 was replaced by BS 2494:1990.
BS 2494: 1990 was in turn replaced by the sequence of current standards listed hereĀ BS 2494:1990 | 31 Aug 1990 | BSI Knowledge (bsigroup.com)
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