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NUP228EM

Single-Row Cylindrical Roller Bearings
Single-Row Cylindrical Roller Bearings

Product Information

Designations

NUP228EM

Boundary Dimensions

d 140 mm
D 250 mm
B 42 mm
FW 169 mm
r (min.） 3 mm
r1 (min.) 3 mm

Basic Load Ratings

Cr 485000 N Basic dynamic load rating
C0r 515000 N Basic static load rating

Speeds

Thermal Speed Rating (Oil-bath) 3200 min-1
Mechanical (forced-circulation oil) 4500 min-1
Grease 2400 min-1

Dimensions

Abutment and Fillet Dimensions

da (min.) 153 mm
dd(min) 182 mm
Da(max.) 237 mm
ra (max.) 2.5 mm
rb (max.) 2.5 mm

Calculation factors

Additional information

Mass

(approx.) 9.58 kg