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N307W

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

Product Information

Designations

N307W

Boundary Dimensions

d 35 mm
D 80 mm
B 21 mm
EW 68.2 mm
r (min.） 1.5 mm
r1 (min.) 1.1 mm

Basic Load Ratings

Cr 61000 N Basic dynamic load rating
C0r 47000 N Basic static load rating

Speeds

Thermal Speed Rating (Oil-bath) 9500 min-1
Grease 6300 min-1
Oil 7500 min-1

Dimensions

Abutment and Fillet Dimensions

da (min.) 43 mm
Db(min.) 71 mm
Db(max.) 73.5 mm
ra (max.) 1.5 mm
rb (max.) 1 mm

Calculation factors

Additional information

Mass

(approx.) 0.476 kg