Descripción

Angular contact ball bearings, pressed steel cage

d20 mm
D47 mm
B14 mm
a21.5 mm
Contact angle α40 °
rs min1 mm
r1s min0.6 mm
Radial clearance classCN
Mass0.1 kg
BrandNTN
Dynamic load, C13.3 kN
Static load, C07.7 kN
Fatigue limit load, Cu0.35 kN
Nlim (oil)20,000 Tr/min
Nlim (grease)15,000 Tr/min
Min operating temperature, Tmin-40 °C
Max operating temperature, Tmax120 °C
Characteristic cage frequency, FTF0.41 Hz
Characteristic rolling element frequency, BSF4.22 Hz
Characteristic outer ring frequency, BPF04.53 Hz
Characteristic inner ring frequency, BPFI6.47 Hz
da min25.5 mm
db min24.5 mm
Da max41.5 mm
Db max42.5 mm
r1a max0.6 mm
ra max0.6 mm
''