PitComplete hermetically-sealed weapons component.Document metadataFieldValueDefinition 1Complete hermetically-sealed weapons component.Definition 2A fissile component or set of fissile components designed to fit in the central cavity of an implosion system.CategoriesSafety, SecurityTerm OPINA - National Nuclear Security AdministrationDefinition typeDefinitionRelatedSourcesSource 1:DOE O 410.2 Admin Chg 1, Management of Nuclear MaterialsSource 2:DOE O 452.1F, Nuclear Explosive and Weapon Surety ProgramSomething wrong with this record? Tell us