VACUUM RELIEF VALVE
type: ClassOfInanimatePhysicalObject
has creation date: 2005.12.21
has creator: u82237
has definition: A relief valve that is used for pressure compensation purposes by admitting (letting in) a pressure to prevent that vacuum is forming when filling or emptying a system.
has designation: VACUUM RELIEF VALVE
has designation abbrev: 633168500
has id PCA: RDS6331685
has status: Qualified