• English
  • Français
  • Deutsch
  • Italiano
  • Español
  • Português do Brasil
  • Polski
  • Русский
  • Türkçe

Single row cylindrical roller bearings

N218EG15 - SNR

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

--> Take a look on Special Prices

 

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 diameter90 mm
D - External diameter160 mm
B - Bearing/Inner ring width30 mm
E - Upper roller diameter145 mm
F - Under roller diameter107 mm
d1 - IR flange outer diameter114,3 mm
rs - Min fillet radius2 mm
r1s - Min fillet radius2 mm
Radial clearance classCN
Mass2,37 kg
PRODUCT PERFORMANCE
C - Dynamic load183 kN
C0 - Static load220 kN
Cu - Fatigue limit load25 kN
N ref - Reference thermal speed3900 tr/min
N lim - Mechanical Limit Speed5100 tr/min
N lim - Oil lubrication limit speed4200 tr/min
N lim - Grease lubrication limit speed3500 tr/min
Tmin - Min operating temperature-20 °C
Tmax - Max operating temperature120 °C
BEARING FREQUENCIES
BPFO - Over rolling frequency on outer ring (60 rpm)7,218 Hz
BPFI - Over rolling frequency on inner (60 rpm)9,782 Hz
BSF - Over rolling frequency on rolling element (60 rpm)6,481 Hz
BRF - Rotational frequency – rolling element (60 rpm)3,241 Hz
FTF - Rotational frequency - cage (60 rpm)0,425 Hz
ABUTMENT
da min - Min shoulder diameter IR99 mm
Da max - Max shoulder diameter OR151 mm
Db min - Small face shoulder min diameter147 mm
Dc max - Max outer ring GO diameter143 mm
ra max - Max fillet radius2 mm
r1a - Max fillet radius2 mm

Industry Calcul Factors

Calcul factors image