دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: a pin that forms a flexible link between the piston and the connecting rod. This bearing area has the highest load per square inch (square millimetre) of any in an engine, perhaps as high as 50,000 pounds per square inch (345 megapascals). Also called a wrist pin.

n: in an engine, the hard steel, hollow cylinder that attaches the piston to the piston rod. A circular opening in the piston is lined up with a corresponding circular opening in the rod and the wrist pin is pushed through the openings. Usually, special keys on each end of the pin lock the pin in the piston. Also called piston pin.