This standard specifies the characteristics of worm drive clamps designed for use with suitable rubber hoses to form joints in fluid system pipelines for aerospace applications.
AECMA PREN 3854-1995 history
1995AECMA PREN 3854-1995 Aerospace Series Pipe Couplings, 60 Degrees, Spherical, in Titanium Alloy TI-P64001 Ferrules, Welded Edition P1