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NF228W

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

Product Information

Designations

NF228W

Boundary Dimensions

d 140 mm
D 250 mm
B 42 mm
EW 221 mm
r (min.） 3 mm
r1 (min.) 3 mm

Basic Load Ratings

Cr 365000 N Basic dynamic load rating
C0r 375000 N Basic static load rating

Speeds

Thermal Speed Rating (Oil-bath) 3400 min-1
Grease 2000 min-1
Oil 2400 min-1

Dimensions

Abutment and Fillet Dimensions

da (min.) 153 mm
Db(min.) 226 mm
Da(max.) 237 mm
Db(max.) 237 mm
ra (max.) 2.5 mm

Calculation factors

Additional information

Mass

(approx.) 8.35 kg