NTN 7912UCG/GNP42U3G super-precision Angular contact ball bearings

d:60 mm; D:85 mm; B:13 mm; d1:68.7 mm; d2:66.8 mm; D1:76.4 mm; D2:80.1 mm; a:16.3 mm; Contact angle α:15 °; rs min:1 mm; r1s min:0.6 mm; f0:16.5; Precision class:P42; Mass:0.19 kg; Brand:NTN; Dynamic load, C:20.5 kN; Static load, C0:20.3 kN; Nlim (oil):25,900 rpm; Nlim (grease):16,200 rpm; Preload l