Standard [CURRENT]
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The document specifies the characteristics of bihexagonal self-locking nuts, with counterbore, in heat resisting steel, passivated. Classification: 1 100 MPa/650 °C. The standard EN 3843:2010 has been prepared by ASD-STAN, Technical Section Mechanics, with the participation of German experts of the Aerospace Standards Committee. The responsible German standardization committee is Working Committee NA 131-03-01 AA "Verbindungselemente" ("Aerospace fasteners") of the Aerospace Standards Committee at DIN.