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NJ309EM

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

Product Information

Designations

NJ309EM

Boundary Dimensions

d 45 mm
D 100 mm
B 25 mm
FW 58.5 mm
r (min.） 1.5 mm
r1 (min.) 1.5 mm

Basic Load Ratings

Cr 120000 N Basic dynamic load rating
C0r 98500 N Basic static load rating

Speeds

Thermal Speed Rating (Oil-bath) 7100 min-1
Mechanical (forced-circulation oil) 12000 min-1
Grease 6000 min-1

Dimensions

Abutment and Fillet Dimensions

db (min.) 53 mm
db (max.) 56 mm
dd(min) 66 mm
Da(max.) 92 mm
ra (max.) 1.5 mm

Calculation factors

Additional information

Mass

(approx.) 1.02 kg