The single row deep-groove ball bearing is the most popular bearing. It is available in a wide range of sizes with several possible options: sealing with shields or seals, presence of a retaining ring, varied clearances, several cage types, etc.
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PRODUCT DEFINITION | |
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Brand | SNR |
d - Internal diameter | 12 mm |
D - External diameter | 37 mm |
B - Bearing/Inner ring width | 12 mm |
d1 - External diameter inner ring | 18,5 mm |
D1 - Inner diameter outer ring | 30,8 mm |
rs - Min fillet radius | 1 mm |
Radial clearance class | C3 |
Mass | 0,06 kg |
PRODUCT PERFORMANCE | |
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C - Dynamic load | 10,2 kN |
C0 - Static load | 4,2 kN |
Cu - Fatigue limit load | 0,19 kN |
f0 - Coefficient | 11.1 |
N lim - Mechanical Limit Speed | 15000 tr/min |
Tmin - Min operating temperature | -30 °C |
Tmax - Max operating temperature | 120 °C |
BEARING FREQUENCIES | |
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BPFO - Characteristic outer ring frequency (60 rpm) | 2,028 Hz |
BPFI - Characteristic inner ring frequency (60 rpm) | 3,972 Hz |
FTF - Characteristic cage frequency (60 rpm) | 0,338 Hz |
BSF - Characteristic rolling element frequency (60 rpm) | 2,762 Hz |
ABUTMENT | |
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da min - Min shoulder diameter IR | 17 mm |
da max - Max shoulder diameter IR | 19,3 mm |
Da max - Max shoulder diameter OR | 32 mm |
ra max - Max shaft & housing fillet radius | 1 mm |
