The retainer 5 wherein said retainer includes a member extending diametrically of {TAIL ~ said neck} and overlying said closure member on {HEAD ~ such engagement} of said retainer first means portions and said neck, said diametrically extending member being integral with said retainer first means portions 
The retainer 5 wherein said retainer includes a member extending diametrically of { TAIL ~ said neck } and overlying said closure member on { HEAD ~ such engagement } of said retainer first means portions and said neck , said diametrically extending member being integral with said retainer first means portions
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH