Angular-contact ceramic ball bearing, 3.175 x 5.98/6.45 x 2.38/2.78, stepped outer ring

Angular-contact ceramic precision ball bearing with stepped outer ring
Dimensions: 3.175 x 5.98/6.45 x 2.38/2.78
To be used on rotors KaVo 4500 / 5000 / 6000 / 6500 / M8700 / E675 / E677 / E679 / E680, among others
Alternative for KaVo REF. 1.007.6975
Quality level: ISO P4P, ABEC 7/9
Made in Germany