
Deep groove ball bearing, radial contact, pressed steel cage, 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 information
PRODUCT DEFINITION | |
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Brand | SNR |
d - Internal diameter | 80 mm |
D - External diameter | 140 mm |
B - Bearing/Inner ring width | 26 mm |
d1 - External diameter inner ring | 100 mm |
D1 - Inner diameter outer ring | 122 mm |
rs - Min fillet radius | 2 mm |
Radial clearance class | CN |
Mass | 1,35 kg |
PRODUCT PERFORMANCE | |
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C - Dynamic load | 75,4 kN |
C0 - Static load | 54,3 kN |
Cu - Fatigue limit load | 2,34 kN |
f0 - Coefficient | 14.8 |
N ref - Reference thermal speed | 5500 tr/min |
N lim - Mechanical Limit Speed | 7400 tr/min |
Tmin - Min operating temperature | -40 °C |
Tmax - Max operating temperature | 120 °C |
BEARING FREQUENCIES | |
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BPFO - Over rolling frequency on outer ring (60 rpm) | 4,595 Hz |
BPFI - Over rolling frequency on inner (60 rpm) | 6,405 Hz |
BSF - Over rolling frequency on rolling element (60 rpm) | 5,916 Hz |
BRF - Rotational frequency – rolling element (60 rpm) | 2,958 Hz |
FTF - Rotational frequency - cage (60 rpm) | 0,418 Hz |
ABUTMENT | |
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da min - Min shoulder diameter IR | 89 mm |
Da max - Max shoulder diameter OR | 131 mm |
ra max - Max shaft & housing fillet radius | 2 mm |