About: http://webisa.webdatacommons.org/393063248

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	Seals, such as o-rings, sealants, etc., may be used between the plug portion 40, outer portion 50 and/or wall 42 to enhance sealing.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com