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Insert bearings

EX312G2 - SNR

EX312G2

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 Ring61,9 mm
B1 - Overall width Inner Ring79,4 mm
B2 - Width of eccentric locking collar/nut23,9 mm
C - Width of Outer Ring36 mm
C1 - Distance center of OR to center of lubrication zone11,3 mm
d - Shaft diameter60 mm
d1 - Outer dia of eccent. Lock. collar / nut of adapter sleeve89 mm
D - Outer diameter of OR130 mm
G - Set screw sizeM10x1,25
m - Distance to set screw9 mm
r - Radius Inner Ring2
S - Distance front side/bearing centre30,95 mm
f0 - Factor13.2
SW - Wrench size5 mm
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PRODUCT PERFORMANCE
C - Dynamic load rating81,6 kN
C0 - Static load rating51,8 kN
Operating temperature min.-20 °C
Operating temperature max.100 °C
OTHER FEATURES
Mass2,89 kg
Recommended tightening torque for set screw22 N-m
BEARING FREQUENCIES
BPFO - Over rolling frequency on outer ring (60 rpm)3,064 Hz
BPFI - Over rolling frequency on inner (60 rpm)4,936 Hz
BSF - Over rolling frequency on rolling element (60 rpm)4,041 Hz
BRF - Rotational frequency – rolling element (60 rpm)2,021 Hz
FTF - Rotational frequency - cage (60 rpm)0,383 Hz