Single row cylindrical roller bearing, floating, separable, polyamide cage
In the cylindrical roller bearing range, the single row roller bearing withstands high radial loads. The standard ISO ranges (NU, N, NJ, NF, NUP, NH, RNU, HJ) are available with different types of cage, bore diameters, shoulder rings.
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PRODUCT DEFINITION | |
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Brand | SNR |
d - Internal diameter | 55 mm |
D - External diameter | 120 mm |
B - Bearing/Inner ring width | 29 mm |
E - Upper roller diameter | 106,5 mm |
F - Under roller diameter | 70,5 mm |
d1 - IR flange outer diameter | 77,5 mm |
rs - Min fillet radius | 2 mm |
r1s - Min fillet radius | 2 mm |
Radial clearance class | CN |
Mass | 1,48 kg |
PRODUCT PERFORMANCE | |
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C - Dynamic load | 137 kN |
C0 - Static load | 143 kN |
Cu - Fatigue limit load | 17,4 kN |
Nref - Reference thermal speed | 5300 tr/min |
Nlim - Mechanical Limit Speed | 7100 tr/min |
Nlim - Oil lubrication limit speed | 5600 tr/min |
Nlim - Grease lubrication limit speed | 4700 tr/min |
Tmin - Min operating temperature | -20 °C |
Tmax - Max operating temperature | 120 °C |
BEARING FREQUENCIES | |
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BPFO - Characteristic outer ring frequency (60 rpm) | 5,178 Hz |
BPFI - Characteristic inner ring frequency (60 rpm) | 7,822 Hz |
FTF - Characteristic cage frequency (60 rpm) | 0,398 Hz |
BSF - Characteristic rolling element frequency (60 rpm) | 4,713 Hz |
ABUTMENT | |
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da min - Min shoulder diameter IR | 64 mm |
Da max - Max shoulder diameter OR | 111 mm |
Db min - Small face shoulder min diameter | 108 mm |
Dc max - Max outer ring GO diameter | 105 mm |
ra max - Max fillet radius | 2 mm |
r1a - Max fillet radius | 2 mm |