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Single row cylindrical roller bearings

NUP211EG15 - SNR

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

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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 width21 mm
E - Upper roller diameter90 mm
F - Under roller diameter66 mm
d1 - IR flange outer diameter70,8 mm
D1 - OR flange inner diameter86,6 mm
rs - Min fillet radius1,5 mm
r1s - Min fillet radius1,1 mm
Radial clearance classCN
Mass0,693 kg
PRODUCT PERFORMANCE
C - Dynamic load83,1 kN
C0 - Static load94,2 kN
Cu - Fatigue limit load11,5 kN
N ref - Reference thermal speed5800 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
dc min - Min inner ring GO diameter73 mm
Da max - Max shoulder diameter OR92 mm
ra max - Max fillet radius1,5 mm
r1a - Max fillet radius1 mm

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