ISO 22977:2005
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
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08-04-2019
English
26-07-2005
ISO 22977:2005 specifies characteristics of M12 x 1,25 spark-plugs with flat seating and 14 mm bi-hexagon and of their cylinder head housings, for use with spark-ignition engines.
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