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Single row cylindrical roller bearings

NU2211EG15 - SNR

NU2211EG15

Single row cylindrical roller bearing, floating, separable, polyamide cage

In the cylindrical roller bearing range, the single row roller bearing withstands high radial loads. The standard ISO ranges (NU, N, NJ, NF, NUP, NH, RNU, HJ) are available with different types of cage, bore diameters, shoulder rings.

Documentation

Product information

PRODUCT DEFINITION
BrandSNR
d - Internal diameter55 mm
D - External diameter100 mm
B - Bearing/Inner ring width25 mm
F - Under roller diameter66 mm
d1 - IR flange outer diameter0 mm
D1 - OR flange inner diameter85,7 mm
s - Max axial offset1 mm
rNs - Min fillet radius0 mm
D4 max - Max outer diameter of assembled stop ring0 mm
rs - Min fillet radius1,5 mm
r1s - Min fillet radius1,1 mm
Radial clearance classCN
Mass0,79 kg
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PRODUCT PERFORMANCE
C - Dynamic load113 kN
C0 - Static load122 kN
Cu - Fatigue limit load14,8 kN
N ref - Reference thermal speed4700 tr/min
N lim - Mechanical Limit Speed8300 tr/min
Tmin - Min operating temperature-20 °C
Tmax - Max operating temperature120 °C
BEARING FREQUENCIES
BPFO - Over rolling frequency on outer ring (60 rpm)7,192 Hz
BPFI - Over rolling frequency on inner (60 rpm)9,808 Hz
BSF - Over rolling frequency on rolling element (60 rpm)6,346 Hz
BRF - Rotational frequency – rolling element (60 rpm)3,173 Hz
FTF - Rotational frequency - cage (60 rpm)0,423 Hz
ABUTMENT
da min - Min shoulder diameter IR63 mm
da max - Small face shoulder max diameter65 mm
db min - Min inner ring GO diameter68 mm
Da max - Max shoulder diameter OR92 mm
ra max - Max fillet radius1,5 mm
r1a - Max fillet radius1 mm
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