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6209NRZ - SNR


Deep groove ball bearing, radial contact, pressed steel cage, snap ring & groove on outer diameter, shield on one side

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.


3D file

Technical datasheet

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d - Internal diameter45 mm
D - External diameter85 mm
B - Bearing/Inner ring width19 mm
d1 - External diameter inner ring54,5 mm
D1 - Inner diameter outer ring75,6 mm
a min - Min position Groove3,07 mm
a max - Max position groove3,28 mm
Ca min - Mini segment position4,67 mm
Ca max - Max segment position4,98 mm
rs - Min fillet radius1,1 mm
rNs - Min fillet radius0,5 mm
D3 - Max bottom groove diameter81,81 mm
b min - Min groove width1,9 mm
b max - Max groove width2,2 mm
r0 max - Max bottom groove radius0,6 mm
D4 max - Max outer diameter of assembled stop ring91,6 mm
f - Stop ring thickness1,65 mm
Snap ring referenceR85
Radial clearance classCN
Mass0,412 kg
Product classification image
C - Dynamic load34,5 kN
C0 - Static load20,4 kN
Cu - Fatigue limit load0,93 kN
f0 - Coefficient14.1
Nref - Reference thermal speed8700 tr/min
Nlim - Mechanical Limit Speed13000 tr/min
Tmin - Min operating temperature-40 °C
Tmax - Max operating temperature120 °C
BPFO - Characteristic outer ring frequency (60 rpm)3,621 Hz
BPFI - Characteristic inner ring frequency (60 rpm)5,379 Hz
FTF - Characteristic cage frequency (60 rpm)0,402 Hz
BSF - Characteristic rolling element frequency (60 rpm)4,923 Hz
da min - Min shoulder diameter IR51,5 mm
da max - Max shoulder diameter IR54,5 mm
Da max - Max shoulder diameter OR78,5 mm
ra max - Max shaft & housing fillet radius1 mm
rNa max - Max fillet radius on segment side0,5 mm
Db min - Min stop ring position diameter93 mm
Product classification image
Calcul factors image

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