Narrative:

Captain was flying. Controller issued clearance to FL370. Passing FL324, controller said to level at FL330. Aircraft leveled at FL330 then continued to climb. Altitude alert sounded at FL333 and climb was arrested at FL334. Captain descended back to FL330.

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Original NASA ASRS Text

Title: CREW FLIES THROUGH ASSIGNED ALT DURING CLB WHEN CLRED ALT HAD BEEN CHANGED.

Narrative: CAPT WAS FLYING. CTLR ISSUED CLRNC TO FL370. PASSING FL324, CTLR SAID TO LEVEL AT FL330. ACFT LEVELED AT FL330 THEN CONTINUED TO CLB. ALT ALERT SOUNDED AT FL333 AND CLB WAS ARRESTED AT FL334. CAPT DSNDED BACK TO FL330.

Data retrieved from NASA's ASRS site as of July 2007 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.