NSK NJ211EM, Size: 55x100x21. NSK NJ211EM are used in a wide variety of applications, suitable for high speeds and are robust in operation, and need little maintenance.
Cylindrical roller bearings NJ211EM
Bearing number : NJ211EM
Size (mm) : 55x100x21
Brand : NSK
Bore Diameter (mm) : 55
Outer Diameter (mm) : 100
Width (mm) : 21
Bearing dimensions and specification in NSK catalogue:
d - 55 mm
Fw - 66 mm
D - 100 mm
B - 21 mm
C - 21 mm
r min. - 1,5 mm
r1 min. - 1,1 mm
da min. - 63 mm
Da max. - 92 mm
db max. - 64 mm
db min - 61,5 mm
ra max. - 1,5 mm
rb max. - 1 mm
S - 1,2 mm
Basic dynamic load rating (C) - 86,5 kN
Basic static load rating (C0) - 98,5 kN
(Grease) Lubrication Speed - 6300 r/min
(Oil) Lubrication Speed - 7500 r/min
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