In {HEAD ~ another embodiment}, a unitary distributor has an annular ring located at the axially forward end of {TAIL ~ a distributor ring body} 
In { HEAD ~ another embodiment } , a unitary distributor has an annular ring located at the axially forward end of { TAIL ~ a distributor ring body }
OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL