A former banker has been sentenced to 21 months in federal prison after he authorized loans in the name of a customer, but used the money himself. Gabe Outtrim, 42, of Glenham pleaded guilty to a count of fraud Dec. 7 at the federal courthouse in Aberdeen. On Monday afternoon, Federal Judge Charles B. Kornmann sentenced Outtrim to 21 months in prison in addition to five years of supervised release. He must also pay $144,000 in restitution.