Self-aligning ball bearing, pressed steel cage, open
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PRODUCT DEFINITION | |
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Brand | SNR |
d - Internal diameter | 70 mm |
D - External diameter | 125 mm |
B - Bearing/Inner ring width | 31 mm |
d1 - External diameter inner ring | 87,7 mm |
D1 - Inner diameter outer ring | 108,1 mm |
rs - Min fillet radius | 1,5 mm |
Radial clearance class | CN |
Precision class | P0 |
Mass | 1,55 kg |
PRODUCT PERFORMANCE | |
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C - Dynamic load | 43,9 kN |
C0 - Static load | 17,1 kN |
Cu - Fatigue limit load | 0,78 kN |
e - Coefficient | 0.27 |
Y0 - Static axial load coefficient | 2.48 |
Y1 - Lower axial load coefficient | 2.36 |
Y2 - Upper axial load coefficient | 3.66 |
Nref - Reference thermal speed | 6000 tr/min |
Nlim - Mechanical Limit Speed | 6700 tr/min |
Tmin - Min operating temperature | -40 °C |
Tmax - Max operating temperature | 120 °C |
BEARING FREQUENCIES | |
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BPFO - Characteristic outer ring frequency (60 rpm) | 8,205 Hz |
BPFI - Characteristic inner ring frequency (60 rpm) | 10,795 Hz |
FTF - Characteristic cage frequency (60 rpm) | 0,432 Hz |
BSF - Characteristic rolling element frequency (60 rpm) | 7,088 Hz |
ABUTMENT | |
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da min - Min shoulder diameter IR | 78 mm |
Da max - Max shoulder diameter OR | 117 mm |
ra max - Max shaft & housing fillet radius | 1,5 mm |