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N312W

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

Product Information

Designations

N312W

Boundary Dimensions

d 60 mm
D 130 mm
B 31 mm
EW 113 mm
r (min.） 2.1 mm
r1 (min.) 2.1 mm

Basic Load Ratings

Cr 152000 N Basic dynamic load rating
C0r 126000 N Basic static load rating

Speeds

Thermal Speed Rating (Oil-bath) 6000 min-1
Grease 3800 min-1
Oil 4500 min-1

Dimensions

Abutment and Fillet Dimensions

da (min.) 71 mm
Db(min.) 116 mm
Db(max.) 119 mm
ra (max.) 2 mm
rb (max.) 2 mm

Calculation factors

Additional information

Mass

(approx.) 1.78 kg