The ball socket is low-carbon, zinc-plated, case-hardened steel. The external ring is a special oil-impregnated bronze material, which makes the rod ends self-lubricating and maintenance-free.

Making Rod Ends and Uniballs - How Do They Do That? HM Engineering: Uniballs, Rod Ends, and Other Speedy Stuff Kevin BlumerWriterSep 08, 2006 See All 17 Photos ...

What Is a Spun Bearing? One of the most common causes of rod knock is a spun bearing where the bearing literally spins in the end of the rod so that it has become out of position. Often this is ...

Temperature distributions on the surface of a connecting rod big end bearing were measured to understand the margin to the allowable limiting temperature. The results show that the temperature ...