{HEAD ~ The pump} has a purge sealed hydrostatic bearing which is spring loaded for {TAIL ~ minimum gap} 
{ HEAD ~ The pump } has a purge sealed hydrostatic bearing which is spring loaded for { TAIL ~ minimum gap }
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL