a spring mounted in said box end, said {HEAD ~ spring} having {TAIL ~ a first end} and a second end, said spring arranged radially relative to said axis of said box type end 
having
a spring mounted in said box end , said { HEAD ~ spring } having { TAIL ~ a first end } and a second end , said spring arranged radially relative to said axis of said box type end
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH