Close-up of a steel axle spindle showing threaded end, bearing j…

Extreme close-up of a steel axle spindle's machined bearing journals, showing the threaded outer section for the spindle nut, the inner and outer bearing surfaces, and light surface rust and scoring on the shoulder. The spindle flange rests against a dark, oil-stained surface.

AI caption February 2008 · Photo 497 of 786