About: http://webisa.webdatacommons.org/56978224

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Also, there are no contacting parts other than the bearings, such as are found with positive displacement pumps such as gear pumps.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com