What is the function of a piston pin?

1 Answers
DelDerek
07/29/25 9:59pm
The function of a piston pin is to connect the piston and the small end of the connecting rod, transmitting the forces between them. The piston pin endures periodic impact loads, undergoes oscillating motion, and operates under poor lubrication conditions. Therefore, it is required to have sufficient strength and stiffness, good surface toughness, excellent wear resistance, and lightweight properties.
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