This "Aerospace Series" Prestandard has been drawn up under the responsibility of AECMA (The
European Association of Aerospace Industries). it is published on green paper for the needs of
AECMA-Members. It has been technically approved by the experts of the concerned Technical
Committee following comment by the Member countries.
AECMA PREN 4506-1999 history
1999AECMA PREN 4506-1999 Aerospace Series Determination of Coefficients of Friction of Bolts and Nuts under Specified Conditions Edition P 1