Deep groove ball bearing, radial contact, pressed steel cage, snap ring groove on outer diameter, open
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 | 55 mm |
D - External diameter | 120 mm |
B - Bearing/Inner ring width | 29 mm |
d1 - External diameter inner ring | 69 mm |
D1 - Inner diameter outer ring | 102,3 mm |
a min - Min position Groove | 3,86 mm |
a max - Max position groove | 4,06 mm |
rs - Min fillet radius | 2 mm |
rNs - Min fillet radius | 0,5 mm |
D3 - Max bottom groove diameter | 115,21 mm |
b min - Min groove width | 3,1 mm |
b max - Max groove width | 3,4 mm |
r0 max - Max bottom groove radius | 0,6 mm |
Radial clearance class | CN |
Mass | 1,347 kg |
PRODUCT PERFORMANCE | |
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C - Dynamic load | 75,3 kN |
C0 - Static load | 44,7 kN |
Cu - Fatigue limit load | 2,03 kN |
f0 - Coefficient | 13.1 |
Nref - Reference thermal speed | 7200 tr/min |
Nlim - Mechanical Limit Speed | 9500 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) | 3,057 Hz |
BPFI - Characteristic inner ring frequency (60 rpm) | 4,943 Hz |
FTF - Characteristic cage frequency (60 rpm) | 0,382 Hz |
BSF - Characteristic rolling element frequency (60 rpm) | 4,004 Hz |
ABUTMENT | |
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da min - Min shoulder diameter IR | 64 mm |
Da max - Max shoulder diameter OR | 111 mm |
ra max - Max shaft & housing fillet radius | 2 mm |
rNa max - Max fillet radius on segment side | 0,5 mm |
Db min - Min stop ring position diameter | 0 mm |