Cylindrical roller bearings, single row NUP 228 ECML
Bearing number : NUP 228 ECML
Size (mm) : 140x250x42
Brand : SKF
Bore Diameter (mm) : 140
Outer Diameter (mm) : 250
Width (mm) : 42
Bearing dimensions and specification in SKF catalogue:
d - 140 mm
D - 250 mm
B - 42 mm
d1 - - 179 mm
D1 - - 216.7 mm
F - 169 mm
r1,2 - min. - 3 mm
r3,4 - min. - 3 mm
da - min. - 154 mm
db - min. - 182 mm
Da - max. - 235 mm
ra - max. - 2.5 mm
Basic dynamic load rating - C - 450 kN
Basic static load rating - C0 - 510 kN
Fatigue load limit - Pu - 57 kN
Reference speed - 2800 r/min
Limiting speed - 3200 r/min
Calculation factor - kr - 0.23
Mass bearing - 9.67 kg
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