719 серия
Dimension and Parameters
Bearing No. :71921C
Boundary dimensions（mm）
d :105
D :145
B :20
α=15°
Basic load ratings(kN)
Cr :61.4
Cor :88.2
Limiting speed(rpm)
Grease :7000
Oil :12000
α=25°
Basic load ratings(kN)
Cr :57.8
Cor :83.5
Limiting speed(rpm)
Grease :6500
Oil :11000
