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

Insert bearings

EX311G2 - SNR

EX311G2

Spherical outer diameter, fixing by eccentric locking collar, seal with slinger

Bearing inserts for bearing units, are proposed with different locking devices for easy assembly.

Documentation

Product information

PRODUCT DEFINITION
BrandSNR
B - Width of Inner Ring55,6 mm
B1 - Overall width Inner Ring73 mm
B2 - Width of eccentric locking collar/nut22,2 mm
C - Width of Outer Ring34 mm
C1 - Distance center of OR to center of lubrication zone10,6 mm
d - Shaft diameter55 mm
d1 - Outer dia of eccent. Lock. collar / nut of adapter sleeve83 mm
D - Outer diameter of OR120 mm
G - Set screw sizeM10x1,25
m - Distance to set screw9 mm
r - Radius Inner Ring2
S - Distance front side/bearing centre27,8 mm
f0 - Factor13
SW - Wrench size5 mm
undefined
PRODUCT PERFORMANCE
C - Dynamic load rating71,5 kN
C0 - Static load rating44,8 kN
Operating temperature min.-20 °C
Operating temperature max.100 °C
OTHER FEATURES
Mass2,3 kg
Recommended tightening torque for set screw22 N-m
BEARING FREQUENCIES
BPFO - Over rolling frequency on outer ring (60 rpm)3,057 Hz
BPFI - Over rolling frequency on inner (60 rpm)4,943 Hz
BSF - Over rolling frequency on rolling element (60 rpm)4,004 Hz
BRF - Rotational frequency – rolling element (60 rpm)2,002 Hz
FTF - Rotational frequency - cage (60 rpm)0,382 Hz