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NJ307EM

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

Product Information

Designations

NJ307EM

Boundary Dimensions

d 35 mm
D 80 mm
B 21 mm
FW 46.2 mm
r (min.） 1.5 mm
r1 (min.) 1.1 mm

Basic Load Ratings

Cr 82000 N Basic dynamic load rating
C0r 65500 N Basic static load rating

Speeds

Thermal Speed Rating (Oil-bath) 8500 min-1
Mechanical (forced-circulation oil) 15000 min-1
Grease 7500 min-1

Dimensions

Abutment and Fillet Dimensions

db (min.) 41.5 mm
db (max.) 45 mm
dd(min) 53 mm
Da(max.) 72 mm
ra (max.) 1.5 mm

Calculation factors

Additional information

Mass

(approx.) 0.555 kg