Justice Harold Hitz Burton is tied for the record: 0 days. There was less than 24 hours between nomination and confirmation. He was at least the 10th to achieve

Justice Harold Hitz Burton is tied for the record: 0 days. There was less than 24 hours between nomination and confirmation. He was at least the 10th to achieve this feat. McConnell will require exactly as many days as he deems most politically expedient.