SNR 71912.CV.U.J84 super-precision Angular contact ball bearings

d:60 mm; D:85 mm; B:13 mm; d1:68.1 mm; D1:76.9 mm; D2:80.19 mm; a:16 mm; Contact angle α:15 °; rs min:1 mm; r1s min:0.3 mm; f0:16.51; Precision class:P4; Mass:0.2 kg; Brand:SNR; Dynamic load, C:19.1 kN; Static load, C0:18.7 kN; Fatigue limit load, Cu:1 kN; Nlim (oil):24,000 rpm; Nlim (grease):16,000