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NU2228EM

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

Product Information

Designations

NU2228EM

Boundary Dimensions

d 140 mm
D 250 mm
B 68 mm
FW 169 mm
r (min.） 3 mm
r1 (min.) 3 mm

Basic Load Ratings

Cr 675000 N Basic dynamic load rating
C0r 790000 N Basic static load rating

Speeds

Thermal Speed Rating (Oil-bath) 3200 min-1
Mechanical (forced-circulation oil) 4000 min-1
Grease 2200 min-1

Dimensions

Abutment and Fillet Dimensions

db (min.) 153 mm
dc (min.) 171 mm
db (max.) 165 mm
Da(max.) 237 mm
ra (max.) 2.5 mm

Calculation factors

Additional information

Mass

(approx.) 15 kg