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Single row deep groove ball bearings

6305EE - SNR

6305EE

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.

Documentation

Product information

PRODUCT DEFINITION
BrandSNR
d - Internal diameter25 mm
D - External diameter62 mm
B - Bearing/Inner ring width17 mm
d1 - External diameter inner ring34 mm
D1 - Inner diameter outer ring53,2 mm
rs - Min fillet radius1,1 mm
Radial clearance classCN
Mass0,235 kg
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PRODUCT PERFORMANCE
C - Dynamic load23,6 kN
C0 - Static load11,5 kN
Cu - Fatigue limit load0,52 kN
f0 - Coefficient12.4
N lim - Mechanical Limit Speed8600 tr/min
Tmin - Min operating temperature-30 °C
Tmax - Max operating temperature120 °C
BEARING FREQUENCIES
BPFO - Over rolling frequency on outer ring (60 rpm)2,574 Hz
BPFI - Over rolling frequency on inner (60 rpm)4,426 Hz
BSF - Over rolling frequency on rolling element (60 rpm)3,515 Hz
FTF - Rotational frequency - cage (60 rpm)0,368 Hz
ABUTMENT
da min - Min shoulder diameter IR31,5 mm
da max - Max shoulder diameter IR34 mm
Da max - Max shoulder diameter OR55,5 mm
ra max - Max shaft & housing fillet radius1 mm
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