crankshaft runout

crankshaft runout

The amount by which a crankshaft is bent. Runout is checked by supporting the crankshaft in V-blocks or rollers and mounting a precision dial indicator so its arm rides the end of the crankshaft as it is rotated. Runout is measured in thousandths of inches.
An Illustrated Dictionary of Aviation Copyright © 2005 by The McGraw-Hill Companies, Inc. All rights reserved