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Standard [CURRENT]
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The frames and covers of weathertight flaps according to DIN 83408-1 described in this standard are used on ships as essential components of the ventilator flaps according to DIN 83409, but they are also used as ready-to-install units for other purposes. The standard contains the design specifications, versions and dimensions for these frames and covers. The frames and covers described here are made of steel.
This document replaces DIN 83408-2:1987-06 , DIN 83408-3:1987-06 .