ring damage (single point + S + Level 1) &Caused by fatigue and pitting\
K004 & Health state & Run-in 5 h before test &KA15 & Outer ring damage (single point + S + Level 1) &Caused by plastic deform and indentation\
K005 & Health state & Run-in 10 h before test &KA16 & Outer ring damage (single point + R + Level 2) &Caused by fatigue and pitting\
K006 & Health state & Run-in 16 h before test &KA22 & Outer ring damage (single point + S + Level 1)&Caused by fatigue and pitting\
KA01 & Artificial outer ring fault (Level 1) & Made by EDM &KA30 & Outer ring damage (distributed + R + Level 1) &Caused by plastic deform and indentation\
KA03 & Artificial outer ring fault (Level 2) & Made by electric engraver&KB23 & Outer ring and inner ring damage (single point + M + Level 2) &Caused by fatigue and pitting\
KA05 & Artificial outer ring fault (Level 1) & Made by electric engraver&KB24 & Outer ring and inner ring damage (distributed + M + Level 3) &Caused by fatigue and pitting\
KA06 & Artificial outer ring fault (Level 2) &Made by electric engraver &KB27 