{HEAD ~ The dampener} 10 has a nut 12 mounted at one axial end for tightening the dampener 10 onto {TAIL ~ the threaded end} of the shaft 
{ HEAD ~ The dampener } 10 has a nut 12 mounted at one axial end for tightening the dampener 10 onto { TAIL ~ the threaded end } of the shaft
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH