The pump includes a pump body having a plurality of cylinders therein, {HEAD ~ each} provided with {TAIL ~ an inlet} and an outlet 
The pump includes a pump body having a plurality of cylinders therein , { HEAD ~ each } provided with { TAIL ~ an inlet } and an outlet
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH