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NA 131

DIN Standards Committee Aerospace

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DIN EN 2155-21 [CURRENT] referenced in following documents:

Document number Edition Title
WL 5.1412 1992-09 Aerospace; acrylic material, cast, non-crosslinked, ultraviolet-absorbing, thermal stability More 
WL 5.1416 1992-09 Aerospace; acrylic material, cast, crosslinked, in 5.1415 material, biaxially stretched and crack propagation resistant More