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NF311W

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

Product Information

Designations

NF311W

Boundary Dimensions

d 55 mm
D 120 mm
B 29 mm
EW 104.5 mm
r (min.） 2 mm
r1 (min.) 2 mm

Basic Load Ratings

Cr 136000 N Basic dynamic load rating
C0r 111000 N Basic static load rating

Speeds

Thermal Speed Rating (Oil-bath) 6300 min-1
Grease 4000 min-1
Oil 5000 min-1

Dimensions

Abutment and Fillet Dimensions

da (min.) 64 mm
Db(min.) 107 mm
Da(max.) 111 mm
Db(max.) 111 mm
ra (max.) 2 mm

Calculation factors

Additional information

Mass

(approx.) 1.47 kg