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Single row deep groove ball bearings

6011.NREE - SNR

6011.NREE

Deep groove ball bearing, radial contact, pressed steel cage, snap ring & groove on outer diameter, contact seals on both sides

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 diameter55 mm
D - External diameter90 mm
B - Bearing/Inner ring width18 mm
d1 - External diameter inner ring65,7 mm
D1 - Inner diameter outer ring81,5 mm
a min - Min position Groove2,67 mm
a max - Max position groove2,87 mm
Ca min - Mini segment position5,03 mm
Ca max - Max segment position5,33 mm
rs - Min fillet radius1,1 mm
rNs - Min fillet radius0,5 mm
D3 - Max bottom groove diameter86,79 mm
b min - Min groove width2,7 mm
b max - Max groove width3 mm
r0 max - Max bottom groove radius0,6 mm
D4 max - Max outer diameter of assembled stop ring96,5 mm
f - Stop ring thickness2,41 mm
Snap ring referenceR90
Radial clearance classCN
Mass0,387 kg
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PRODUCT PERFORMANCE
C - Dynamic load29,8 kN
C0 - Static load21,3 kN
Cu - Fatigue limit load0,97 kN
f0 - Coefficient15.4
N lim - Mechanical Limit Speed4400 tr/min
Tmin - Min operating temperature-30 °C
Tmax - Max operating temperature120 °C
BEARING FREQUENCIES
BPFO - Over rolling frequency on outer ring (60 rpm)5,575 Hz
BPFI - Over rolling frequency on inner (60 rpm)7,425 Hz
BSF - Over rolling frequency on rolling element (60 rpm)6,884 Hz
BRF - Rotational frequency – rolling element (60 rpm)3,442 Hz
FTF - Rotational frequency - cage (60 rpm)0,429 Hz
ABUTMENT
da min - Min shoulder diameter IR61,5 mm
da max - Max shoulder diameter IR65,7 mm
Da max - Max shoulder diameter OR83,5 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 diameter98 mm
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