Wrist Pin (Noun)
Meaning
Pin joining a piston to a connecting rod.
Classification
Nouns denoting man-made objects.
Examples
- The wrist pin does not articulate and allows the connecting rod to move in a piston via a full floating design.
- In a full-floating wrist pin configuration, the piston is not made to rotate the connecting rod or provide force directly to the piston skirt.
- The wrist pin is made from extremely hard materials, with a high surface finish and a perfect spherical bearing.
- Full-floating wrist pins are secured with wire locks or snap rings after being pressed into the small end bore of the connecting rod.
- Wrist pins typically do not rotate within piston in a full-floating pin design and is used in lighter duty engines.