FAG Vibratory Machinery Roller Bearings QJ334N2MA

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FAG Vibratory Machinery Roller Bearings QJ334N2MA image

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Special spherical roller bearings for vibratory machinery Product Description

Bearing number:4T-A2047/A2126
Size (mm):12x31.991x10.785
Bore Diameter (mm):12
Outer Diameter (mm):31,991
Width (mm):10,785
d:12 mm
D:31,991 mm
T:10,785 mm
B:10,785 mm
C:7,938 mm
a:7.1 mm
rs min:0.8 mm
r1s min:1.3 mm
e:0.41
Y2:1.48
Y0:0.81
Mass:0.05 kg
Dynamic load, C:10.8 kN
Rating life coefficient, A2:1.4
Static load, C0:9.45 kN
Nlim (oil):18,000 rpm
Nlim (grease):13,000 rpm
Min operating temperature, Tmin:-40 °C
Max operating temperature, Tmax:120 °C
Characteristic cage frequency, FTF:0.4 Hz
Characteristic rolling element frequency, BSF:4.86 Hz
Characteristic outer ring frequency, BPF0:4.04 Hz
Characteristic inner ring frequency, BPFI:5.96 Hz
ra max:0.8 mm
r1a max:1.3 mm

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