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NJ238EM

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

Product Information

Designations

NJ238EM

Boundary Dimensions

d 190 mm
D 340 mm
B 55 mm
FW 230 mm
r (min.） 4 mm
r1 (min.) 4 mm

Basic Load Ratings

Cr 855000 N Basic dynamic load rating
C0r 955000 N Basic static load rating

Speeds

Thermal Speed Rating (Oil-bath) 2000 min-1
Mechanical (forced-circulation oil) 3400 min-1
Grease 1800 min-1

Dimensions

Abutment and Fillet Dimensions

db (min.) 206 mm
db (max.) 225 mm
dd(min) 247 mm
Da(max.) 324 mm
ra (max.) 3 mm

Calculation factors

Additional information

Mass

(approx.) 23 kg